BSCP02

Proving Test Requirements for Central Volume Allocation Metering Systems

BSCP06

CVA Meter Operations for Metering Systems Registered in CMRS

BSCP20

Registration of Metering System for Central Volume Allocation

BSCP25

Registration of Transmission System Boundary Points, Grid Supply Points, GSP Groups & Distribution Systems Connection Points

BSCP31

Registration of Trading Units

BSCP32

Metering Dispensations

BSCP38

Authorisations

BSCP65

Registration of Parties and Exit Procedures

BSCP68

Transfer of Registration of Metering Systems between CMRS and SMRS

BSCP71

Submission of ECVNs and MVRNs

BSCP75

Registration of Meter Aggregation Rules for Volume Allocation Units

BSCP128

Production, Submission, Audit and Approval of Line Loss Factors

BSCP509

Changes to Market Domain Data

BSCP602

SVA Metering System and Asset Metering System Register

AMSID

Asset Metering System Identifier

AMVLP

Asset Metering Virtual Lead Party

BMRA

Balancing Mechanism Reporting Agent

BSCCo

Balancing and Settlement Code Company

CDCA

Central Data Collection Agent

CFD

Contract For Difference

CFDSSP

Contract for Difference Settlement Services Provider

CM

Capacity Market

CMRS

Central Meter Registration Service

CRA

Central Registration Agent

CoPBLP

Change of Primary BM Unit Lead Party

CVA

Central Volume Allocation

DNC

Declared Net Capacity

EDL

Electronic Dispatch Logging

EDT

Electronic Data Transfer

EFD

Effective From Date

ETD

Effective To Date

FPN

Final Physical Notification

GSP

Grid Supply Point

IA

Interconnector Administrator

ID

Identifier

LDSO

Licensed Distribution System Operator

MDD

Market Domain Data

MSID

Metering System ID

NETSO

National Electricity Transmission System Operator

P/C

Production / Consumption

SEV

Settlement Expected Volume

SMRA

Supplier Meter Registration Agent

SPD

Settlement Period Duration

SVAA

Supplier Volume Allocation Agent

SVA

Supplier Volume Allocation

TSBP

Transmission System Boundary Point

VAU

Volume Allocation Unit

VLP

Virtual Lead Party

VTP

Virtual Trading Party

WD

Working Day

AMSID Pair

One Import AMSID and, where applicable, one Export AMSID whose Half Hourly Asset Metering Systems are situated behind the Boundary Point for the purposes of offering Balancing Services.

Baselined BM Unit

A BM Unit that has at least one MSID Pair registered that will have its expected energy flows calculated through a Baseline Methodology.

Contracted LDSO

The Contracted LDSO is an LDSO who has the obligation to provide the SMRS service to the Registrant of the Metering System.

Control Point

As defined in the Grid Code.

Declared Net Capacity

In relation to a generating station, it is the output of that station to the Total System multiplied by the relevant following constant:

• Station driven by tidal/wave power – 0.33

• Station driven by wind power – 0.43

• Station driven by solar power – 0.17

• All others – 1.0

This term is used in statutory instrument 2001 No. 3270 The Electricity (Class Exemptions for the Requirement for a Licence) Order 2001.

Effective From Date

The Settlement day from which the Primary and Secondary BM Unit is allowed to trade.

Effective To Date

The final Settlement day that the Primary and Secondary BM Unit is allowed to trade.

GC or DC Breach

The positive or negative value of QM_ij for the BM Unit divided by SPD has exceeded the GC by the GC Limits or has exceeded the DC by the DC Limits. The GC or DC Limits are defined in Section K3.4.3A

MSID Pair

One Import MSID and, where applicable, one Export MSID whose Half Hourly Metering Systems are situated at a single Boundary Point for the purposes of offering Balancing Services or Wholesale Market Activities...

NETSO Commission Date

The date from 0000 hours on which the BM Unit can trade through the NETSO systems.

Nominated Licensed Distribution System Operator

The Nominated LDSO is the LDSO which has obligations to submit the GSP Group Metered Volume Aggregation Rules.

Non-Standard Primary BM Unit

A configuration of Plant and Apparatus determined by the Panel to be a single Primary BM Unit in accordance with BSC Section K3.1.6.

Operational Metering

The metered data associated with the Primary and Secondary BM Unit which is utilised by the NETSO.

Production / Consumption (P/C) Flag

The flag within CRA systems which records either the fixed P/C Status elected for an Exempt Export Primary BM Unit by the Lead Party, or the fixed P/C Status allocated to an Interconnector Primary BM Unit or the fixed P/C Status elected for a Secondary BM Unit by the Virtual Lead Party or Asset Metering Virtual Lead Party.

Self-Service Gateway

An online portal, accessible through the BSC Website, that allows authorised users to provide and maintain registration data, including (but not limited to) the data defined in this BSCP.

Standard Primary BM Unit

A configuration of Plant and Apparatus that forms one of the single Primary BM Units set out in BSC Section K3.1.4.

Supplier ID Transferee

Trading Party that will become responsible for the relevant Supplier ID.

Supplier ID Transferor

Trading Party Transferring the relevant Supplier ID.

Trading Agent

The Balancing Mechanism Lead Party or their Agent, registered as submitting data to or receiving data from the NETSO, in respect of Primary and Secondary BM Units assigned to them.

Trading Point

A commercial and, where so specified in the Grid Code, an operational interface between a user and the NETSO, which a user has notified to the NETSO.

3.1.1

At least 60 WD prior to Effective From Date (in the case of Non-Standard Primary BM Units)

If registering a Standard Primary BM Unit go straight to step 3.1.12

If the Party does not believe the application meets the requirements for a Standard Primary BM Unit as set out in the Code or the Party requires a Non-Standard Primary BM Unit for another reason, submit application for Non-Standard Primary BM Unit by submitting a form or request via the Self-Service Gateway.

Also submit electrical single line diagram(s) clearly showing the proposed configuration, the location of the Metering Equipment, in particular the Settlement current and voltage transformers (CTs/VTs) and CT/VT ratios⁵, and all existing Boundary Points and any System Connection Points at or near the proposed Boundary Point(s). ^{6, 7, 8}

Party

BSCCo

BSCP15/4.13 Application for Non-Standard Primary BM Unit signed by an authorised person registered as such using BSCP38.

Email / Self-Service Gateway

3.1.2

Following 3.1.1

Check application for Non-Standard Primary BM Unit for completeness and compliance with requirements of BSC Section K3.1.

BSCCo

BSCP15/4.13 Application for Non-Standard Primary BM Unit.

Internal process

3.1.3

Where appropriate for Non-Standard Primary BM Unit

Where additional information or clarifications are required for a determination to be reached, request such information from the Party.

BSCCo

Party

Request for specific information.

Email

3.1.4

As required for Non-Standard Primary BM Unit and in the timescales required by BSCCo to meet Panel requirements

If request for more information received, provide requested information as agreed between BSCCo and the Party.

Party

BSCCo

Requested information.

Email

3.1.5

As soon as possible following 3.1.2 or 3.1.4 as appropriate

Send Non-Standard Primary BM Unit for comment on and agreement of the proposed configuration.

BSCCo

NETSO

BSCP15/4.13 Application for Non-Standard Primary BM Unit.

Email

3.1.6

Within 5WD of 3.1.5

Provide comments on the proposed configuration and whether it is agreeable.

NETSO

BSCCo

Email

3.1.7

Following 3.1.6 if the NETSO does not agree with the proposed configuration

Notify Party that the NETSO does not agree with the proposed configuration and ask if the Party wishes to proceed with the Non-Standard Primary BM Unit application in its current form.

BSCCo

Party

Email

3.1.8

Following 3.1.7

Advise BSCCo whether to proceed with the application or not. Go to 3.1.9 or back to 3.1.1 as appropriate.

Party

BSCCo

Email

3.1.9

Following 3.1.6 or 3.1.8 and following receipt of sufficient information in 3.1.1 and if appropriate 3.1.4 and to meet Panel timescales

Prepare and submit Panel paper for consideration.

BSCCo

Panel

Panel paper

BSCP15/4.13 Application for Non-Standard Primary BM Unit

Electrical single line diagram(s).

Internal process

3.1.10

At next convenient Panel meeting

Consider application and either approve the Non-Standard Primary BM Unit, defer the Non-Standard Primary BM Unit application pending more information, or reject the Non-Standard Primary BM Unit.

Panel

BSCCo

Panel decision.

3.1.11

Following Panel meeting for Non-Standard Primary BM Unit

Inform Party of Panel decision. Request further information if required. If further information required go back to step 3.1.9.

BSCCo

Party

Email

3.1.12^9,10,11

At least 30 WD prior to Effective From Date

Submit Registration of Primary BM Unit form and, if not already submitted, an electrical single line diagram(s) showing the location of the Metering Equipment, in particular the Settlement current and voltage transformers (CTs/VTs) and CT/VT ratios¹², and all existing Boundary Points and any System Connection Points at or near the proposed Boundary Point(s). ^{13, 14, 15}

Party

CRA

BSCP15/4.1, Registration of Primary BM Unit signed by an authorised person, registered as such using BSCP38.

Fax / Post / Email / Self-Service Gateway

3.1.13

Within 1 WD of receipt of 3.1.12

Acknowledge receipt of Registration of Primary BM Unit form

CRA

Party

Fax / Email / Post / Self-Service Gateway

3.1.14

At the same time as 3.1.13

The CRA checks the following:

1. The Party is registered with the CRA

2. The form has been completed by an authorised person.

3. The Effective From Date for the Primary BM Unit is on or after the Effective From Date for the Party.

CRA

As submitted in 3.1.2

Internal Process

3.1.15

At the same time as 3.1.13

Where the Primary BM Unit is embedded within a GSP Group, confirm with the SMRA and Party whether the Metering System was previously registered in SMRA, and if “Yes” ensure that the Effective From Date is such that it prevents dual or no registration of supply in accordance with BSCP68.

CRA

Party

SMRA

Primary BM Unit Effective From Date.

(Where the Primary BM Unit Effective From Date is such that it will have dual or no registration the Party should be informed to register the Primary BM Unit with a new Effective From Date.)

Fax / Email

3.1.16

At the same time as 3.1.13

Inform CDCA, NETSO and BSCCo of the intended Primary BM Unit registration.

CRA

CDCA

NETSO

BSCCo

Fax / Email

3.1.17

At the same time as 3.1.13

Where the Primary BM Unit is embedded within a Distribution System inform the Contracted LDSO of the registration.

Where the Contracted LDSO is not the Nominated LDSO for the GSP Group, CRA should also inform the Nominated LDSO of the registration.

CRA

Relevant LDSO(s)

Primary BM Unit information including Effective From Date

Post / Fax / Email

3.1.18

At least 20 WD prior to Effective From Date (unless otherwise agreed by the BSC Panel)

For Embedded Primary BM Units, initiate the Line Loss Factor process (BSCP128) by submitting CVA LLFs for MSID

LDSO

BSCCo

CVA Long or Short Format data files in accordance with BSCP128 Appendix 5. Signed by an authorised person as per BSCP38

Fax, post or email and Electronic Spreadsheet

3.1.19

Within 5 WD of 3.1.16

Where the Party is applying to register 2 or more Offshore Power Park Modules as a Combined Offshore BM Unit, the NETSO shall confirm whether it determines that such a configuration is suitable to constitute a single BM Unit Primary BM Unit.

NETSO

CRA

BSCCo

A statement as to whether the NETSO determines that the Party’s requested configuration of Offshore Power Park Modules is suitable to constitute a single Primary BM Unit

Fax / Email / Post

3.1.20

Within 5 WD of 3.1.16 and (if applicable) at the same time as 3.1.19

The NETSO may object to the registration.

NETSO

CRA

A statement detailing the nature of the objection

Where an objection cannot be resolved, the CRA shall escalate the objection to BSCCo

Fax / Email / Post

3.1.21

15 WD prior to the Effective From Date

BSCCo to send data to CRA.

CRA to register the Working Day Credit Assessment Load Factor (WDCALF), Non-Working Day Credit Assessment Load Factor (NWDCALF), Supplier Export Credit Assessment Load Factor (SECALF) and Transmission Loss Factor (TLF) data for the Primary BM Unit and ensure that this data is registered prior to the Effective From Date of the Primary BM Unit.

BSCCo

CRA

WDCALF, NWDCALF and SECALF data – Credit Assessment Load Factors (CRA-I011)

Transmission Loss Factors (CRA-I029)

Email

3.1.22

5 WD prior to Effective From Date

CDCA to confirm the following:

1. Whether the Metering System proving test associated with the Primary BM Unit has been completed successfully.

2. The Aggregation Rules have been successfully registered for the Primary BM Unit in accordance with BSCP75.

3. The Aggregation Rules of any existing VAUs have been updated, if required where another BM Unit is connected at the same CVA Boundary Point and the registration of the new BM Unit affects the Aggregation Rules of the existing VAUs.

CDCA

CRA

Metering System proving test results, Meter Aggregation Rules

(Where confirmation has not been provided the Primary BM Unit registration shall remain pending.)

Email / Fax /

Electronic

3.1.23

On or before Effective From Date

Provide Party and BSC Agents with registration reports.

CRA

Party

NETSO and BSCCo

BSC Agents

Registration reports of data entered onto systems including Effective From Date – Registration Report (CRA-I014),

Operations Registration Report

(CRA – I020),

BM Unit, Interconnector and GSP Group Data (CRA-I015).

Electronic

3.2.1

At least 30 WD prior to Effective From Date

Submit Registration of Primary BM Unit form or information via the Self-Service Gateway.

Inform the NETSO of Primary BM Unit registration

Party

Party

CRA

NETSO

BSCP15/4.1, Registration of Primary BM Unit signed by an authorised person, registered as such using BSCP38.

Fax / Email / Post / Self-Service Gateway

Fax / Email

3.2.2

Within 1 WD of receipt of 3.2.1

Acknowledge receipt of Registration of Primary BM Unit request

CRA

Party

Fax / Email / Post / Self-Service Gateway

3.2.3

At the same time as 3.2.1

The CRA checks the following:

1. The Party is registered with the CRA as an Interconnector User.

2. The form has been completed by an authorised person.

3. The Effective From Date for the Primary BM Unit is on or after the Effective From Date for the Party.

CRA

As submitted in 3.2.1

Internal Process

3.2.4

At the same time as 3.2.2

Inform CDCA, the NETSO and BSCCo of the intended Primary BM Unit registration.

CRA

CDCA

NETSO

BSCCo

Fax / Email /Self-Service Gateway

3.2.5

Within 5 WD of 3.2.4

The NETSO may object to the registration.

NETSO

CRA

A statement detailing the nature of the objection

Fax / Email / Post

3.2.6

15 WD prior to the Effective From Date

BSCCo to send data to CRA.

CRA to register the Transmission Loss Factor (TLF) data for the Primary BM Unit and ensure that this data is registered prior to the Effective From Date of the Primary BM Unit^16.

BSCCo

CRA

Transmission Loss Factors (CRA-I029)

Email

3.2.7

On or before Effective From Date

Provide Party and BSC Agents with registration reports.

CRA

Party

NETSO and BSCCo

BSC Agents

Registration reports of data entered onto systems including Effective From Date – Registration Report (CRA-I014),

Operations Registration Report (CRA – I020),

BM Unit, Interconnector and GSP Group Data (CRA-I015).

Electronic

3.3.1

At least 30 WD prior to Effective From Date

Notification of a new Supplier or Supplier ID.

(The requirement for 30WDs notice may be reduced if there is agreement between the CRA/BSCCo/Party/NETSO and that this date coincides with a MDD publication date.)

BSCCo

CRA

Supplier Name, Supplier ID and Effective From Date

Fax / Email / Self-Service Gateway

3.3.2

Upon notification of 3.3.1

The CRA shall register Primary BM Unit identifiers, one for each GSP Group which shall be used for allocating SMRA consumption data for the Supplier or Supplier ID.

CRA

Notification of new Supplier or Supplier ID.

Internal Process

3.3.3

At the same time as 3.3.2

Allocate each Base Primary BM Unit to the Base Trading Unit for the relevant GSP Group (and set the Base Trading Unit Flag for each Primary BM Unit).¹⁷, ¹⁸

CRA

Creation of new Base Primary BM Units for each GSP Group

Internal Process

3.3.4

At the same time as 3.3.2

Notify SVAA and BSCCo of the Base Primary BM Units registered.

CRA

SVAA

BSCCo

BM Unit and GSP Group Data (CRA-I015) including Supplier ID, BM Unit IDs and the Effective From Date

Registration Report (CRA-I014)

(Where a Base Primary BM Unit will exceed the NETSO’s de minimis requirements to submit Physical Notifications the Party is required to notify the NETSO)

Electronic

3.3.5

On receipt of data in 3.3.4

CRA to receive and register the Working Day Credit Assessment Load Factor (WDCALF), Non-Working Day Credit Assessment Load Factor (NWDCALF), Supplier Export Credit Assessment Load Factor (SECALF), and Transmission Loss Factor (TLF) data for the Primary BM Unit and to ensure that this data is registered prior to the Effective From Date of the Primary BM Unit.

BSCCo

CRA

WDCALF, NWDCALF and SECALF data – Credit Assessment Load Factors (CRA-I011)

Transmission Loss Factors (CRA-I029)

Email

3.3.6

Prior to the effective date of the Base Primary BM Units

Supplier to complete the Primary BM Unit registrations by providing the initial GC/DC values and FPN Flag and where appropriate the NGC Primary BM Unit Name.

Party

CRA

BSCP15/4.1, Registration of Primary BM Unit signed by an authorised person, registered as such using BSCP38.

Fax / Post / Email / Self-Service Gateway

3.3.7

On or before Effective From Date

Provide Party and BSC Agents with registration reports.

CRA

Party

BSC Agents

NETSO

BSCCo

Standing data reports of data entered onto systems (CRA-I014, CRA-I015 and CRA-I020).

Electronic

(Fax/Email to BSC Agents and BSCCo)

3.4.1

As required, but before 3.4.2.

Initiate Market Domain Data (MDD) process (BSCP509)

Originator

BSCCo

Form BSCP509/01 & relevant part of entity forms document.

Fax / Email

3.4.2

At least 15¹⁹ WD prior to Effective From Date if FPN flag set to ‘no’, or 30 WD¹⁹ prior to Effective From Date if FPN flag set to ‘yes’

Submit Registration of Primary BM Unit form²⁰ or complete relevant sections of the Self-Service Gateway

Effective From Date must be on or after the MDD Go Live Date.

Party

CRA

BSCP15/4.1, Registration of Primary BM Unit signed by an authorised person, registered as such using BSCP38.

Where a party wishes for a Settlement Expected Volume (SEV) to replace the FPN they will indicate that the BM Unit is a Baselined BM Unit in form BSCP15/4.1.

Fax / Post / Email / Self-Service Gateway

Email / Self-Service Gateway

3.4.3

Within 1 WD of receipt of 3.4.2

Acknowledge receipt of Registration of Primary BM Unit request

CRA

Party

As submitted in 3.4.2

Fax / Email / Self-Service Gateway

3.4.4

At the same time as 3.4.3

Check that the Party is registered with the CRA and that the form or the relevant part of the Self-Service Gateway has been completed by an authorised person. Also check the registration data to confirm the FPN flag has been set correctly.

CRA

As submitted in 3.4.2

Internal Process

3.4.5

At the same time as 3.4.3

Allocate the Additional Primary BM Unit to the Base Trading Unit for the relevant GSP Group (and set the Base Trading Unit Flag for each Primary BM Unit).^{21, 22}

CRA

As submitted in 3.4.2

Creation of new Additional Primary BM Unit for a GSP Group

Internal Process

3.4.6

At the same time as 3.4.3

In all cases inform BSCCo of the Additional Primary BM Unit Registrations.

CRA

BSCCo

Manual request for authorisation

Fax / Email / Self-Service Gateway

3.4.7

On receipt of data in 3.4.6

CRA to receive and register the Working Day Credit Assessment Load Factor (WDCALF), Non-Working Day Credit Assessment Load Factor (NWDCALF), Supplier Export Credit Assessment Load Factor (SECALF), and Transmission Loss Factor (TLF) data for the Primary BM Unit and to ensure that this data is registered prior to the Effective From Date of the Primary BM Unit.

BSCCo

CRA

WDCALF, NWDCALF and SECALF data – Credit Assessment Load Factors (CRA-I011)

Transmission Loss Factors (CRA-I029)

Email

3.4.8

Following 3.4.7

Confirm all steps in the Primary BM Unit registration process have been completed.

CRA

BSCCo

Completed BSCCo Checklist

Fax / Email / Self-Service Gateway

3.4.9

Within 1 WD of 3.4.2 but after 3.4.4

Inform Party, BSCCo, NETSO and BSC Agents of the Primary BM Unit registration.

CRA

BSCCo

NETSO

SVAA

BSC Agents

Party

CRA-I020.

BM Unit, Interconnector and GSP Group Data to SVAA (CRA-I015)

Registration Report (CRA-I014) to Parties.

Electronic

(Email / Fax to BSC Agents and BSCCo)

3.4.10

Following publication of final MDD circular

‘Point of no return’. In order to ensure full data consistency across all BSC Agent and the NETSO systems a pending Additional Primary BM Unit registration cannot be withdrawn or amended beyond this point except by prior agreement with BSCCo.²³

3.5.1

At least 25 WD prior to the Effective To Date

Where the circuits associated with the Primary BM Unit are to be disconnected from the Transmission Distribution Systems, request a Certificate of Disconnection.

Party

LDSO²⁴

Or

NETSO

Request for Certificate of Disconnection

Fax / Post / Email

3.5.2

Within 5 WD of 3.5.1

Send Certificate of Disconnection.

LDSO

Or

NETSO

CRA

Party

Where appropriate a Certificate of Disconnection

or

BSCP25/5.1 “Deregistration of a TSBP” or BSCP25/5.5 “De-registration of a DSCP”, signed by an authorised person, registered as such using BSCP38.

Fax / Post

3.5.3 ^{9, 25}

At least 20 WD prior to Effective To Date

Submit de-registration of Primary BM Unit form²⁶ or complete relevant section of the Self-Service Gateway

De-registration of Additional Primary BM Units (Supplier only) is processed in parallel with BSCP509 Changes to Market Domain Data²⁷

Party

CRA

BSCP15/4.2, De-Registration of Primary BM Unit signed by an authorised person, registered as such using BSCP38.

Fax / Post / Email / Self-Service Gateway

3.5.4

Upon receipt of 3.5.3

Check the form or the Self-Service Gateway for completeness and authorisation (as per BSCP38 Authorisations).

CRA

Internal

3.5.5

Within 1 WD of 3.5.4

Acknowledge receipt of de-registration of Primary BM Unit form

CRA

Party

Fax / Post / Email / Self-Service Gateway

3.5.6

At the same time as 3.5.5

Notify CDCA, NETSO and BSCCo of the Primary BM Unit de-registration.²⁸

CRA

CDCA

NETSO

BSCCo

Fax / Email / Self-Service Gateway

3.5.7

At the same time as 3.5.5

Where the Primary BM Unit is an additional Supplier Primary BM Unit the CRA shall notify the SVAA of the Primary BM Unit.²⁹

CRA

SVAA³⁰

Email / Fax

3.5.8

At the same time as 3.5.5

Where the Primary BM Unit is embedded within a Distribution System inform the Contracted LDSO of the de-registration.

Where the Contracted LDSO is not the Nominated LDSO for the GSP Group, CRA should also inform the Nominated LDSO of the de-registration

CRA

Relevant LDSO(s)

Primary BM Unit information including Effective To Date.

Post / Fax

3.5.9

Within 1 WD of 3.5.5

Where the de-registration is associated with an Interconnector, inform the relevant Interconnector Administrator of the Primary BM Unit de-registration.

CRA

IA

Party Name, Primary BM Unit ID(s) and Effective To Date

Fax / Email

3.5.10

At least 15 WD prior to Effective To Date

Confirmation of Effective To Date.

CRA

CDCA

NETSO / LDSO

Party

Confirmation of Effective To Date

Fax / Email / Self-Service Gateway

3.5.11

On or before Effective To Date

Update systems and provide Party, BSCCo, NETSO and BSC Agents with registration reports.

CRA

Party

NETSO and BSCCo

BSC Agents

Registration reports of data entered onto systems – Registration Report (CRA-I014),

Operations Registration Report (CRA – I020),

BM Unit, Interconnector and GSP Group Data (CRA-I015).

Electronic

3.6.1

As required.

Initiate Market Domain Data (MDD) process (BSCP509)

Party

BSCCo

Form BSCP509/01 & relevant part of entity forms document.

Effective To Date must be on or after the MDD Go Live Date.

Fax / Email

3.6.2

At least 30 WD prior to Effective To Date

Notification of cessation of a Supplier.

Effective To Date must be on or after the MDD Go Live Date.

(The requirement for 30WD notice may be reduced if there is agreement between the CRA/BSCCo/Party/NETSO and that this date coincides with a MDD publication date.)

Party

CRA

Letter detailing the cessation of a Supplier with an Effective To Date and a request to de-register the Primary BM Units associated with the Supplier. This letter must state that the Primary BM Units do not have any associated Supplier Volume Allocation (SVA) Metering.

Post / Email / Self-Service Gateway

3.6.3

Within 1 WD of receipt of 3.6.2

Acknowledge receipt of notice of cessation of Supplier.

CRA

Party

Acknowledgement Letter from 3.6.2

Fax / Email / Self-Service Gateway

3.6.4

Following 3.6.3

De-register all Supplier Primary BM Units for that Supplier.

CRA

Supplier Primary BM Units for the Supplier with the Effective To Date.

Internal Process

3.6.5

After 3.6.4

Inform NETSO and BSC Agents of the Primary BM Units de-registration.

CRA

BSCCo

NETSO

BSC Agents

Party

Registration Report (CRA-I014) containing Supplier name, Supplier ID, Effective To Date, Primary BM Unit Ids

Electronic / Email / Fax

3.7.1

10 WD prior to start of next Season

Submit seasonal estimates for the maximum and positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume (QM_ij) for all Primary BM Units, and / or Maximum Positive and Maximum Negative Deviation Volumes for Trading Secondary BM Units..

Party

CRA

BSCP15/4.3, Registration of Seasonal Estimates of the maximum and positive and negative Primary BM Unit Metered Volume, and / or Maximum Positive and Maximum Negative Deviation Volumes for Trading Secondary BM Units

Fax / Post / Self-Service Gateway

3.7.2

Within 1 WD of receipt from 3.7.1

Acknowledge receipt of Registration of seasonal estimates of the maximum and positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume, and / or Maximum Positive and Maximum Negative Deviation Volumes for Trading Secondary BM Units.

CRA

Party

As submitted in 3.7.1

Fax / Post / Email / Self-Service Gateway

3.7.3

Before start of new Season

CRA to update their systems with the GC and DC values derived from the estimated maximum positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume.

CRA

As submitted 3.7.1

Internal

3.7.4

Within 1 WD of receipt from 3.7.3

The CRA is to notify, for information only, BSCCo, NETSO, relevant Parties and BSC Agents of the seasonal estimates of the maximum positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume , and Maximum Positive and Maximum Negative Deviation Volumes for Trading Secondary BM Units

(The NETSO may request the Panel to review a Party’s submission of the maximum and positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume in accordance with Section K of the Code)

CRA

Party

NETSO, BSCCo

BSC Agents

Registration Report (CRA-I014) with Seasonal Estimates of the GC/DC for the Primary BM Unit, and for the Trading Secondary BM Unit.

Operations Registration Report (CRA – I020),

Primary or Secondary BM Unit (CRA – I015).

Email / Fax

Electronic

3.8.1

At least 1 WD prior to Effective Date.

Submit revised seasonal estimates of the maximum positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume (QM_ij) for relevant Primary BM Units and maximum positive magnitude and maximum negative magnitude Deviation Volumes for Trading Secondary BM Units..

Party

CRA

BSCP15/4.4, Mid-Season Changes of Maximum Positive and Negative Primary BM Unit Metered Volume Estimates and maximum positive magnitude and maximum negative magnitude Deviation Volumes for Trading Secondary BM Units

Email / Fax / Post / Self-Service Gateway

3.8.2

Immediately following receipt in 3.8.1

Acknowledge receipt of changes of seasonal estimates of the maximum positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume and maximum positive magnitude and maximum negative magnitude Deviation Volumes for Trading Secondary BM Units..

CRA

Party

As submitted in 3.8.1

Email / Fax / Self-Service Gateway

3.8.3

Within 1 WD of receipt from 3.8.1

The CRA is to notify BSCCo of the revised seasonal estimates of the maximum positive magnitude and maximum negative magnitude Primary BM Unit Metered Volume and maximum positive magnitude and maximum negative magnitude Deviation Volumes for Trading Secondary BM Units.

CRA

BSCCo

As submitted in 3.8.1

Validation by CRA

Email / Fax

Electronic

3.8.4

Within 1 WD of receipt from 3.8. 1

If decreasing the magnitude of the DC of a Supplier Primary BM Unit or a Trading Secondary BM Unitt, the CRA will check the number of times the Party has decreased the magnitude of DC for that BSC Season.

If Party has reduced magnitude of DC less than twice for that BSC Season, then steps 3.8.5 to 3.8.6 should apply. If DC has already been reduced twice, then steps 3.8.7 to 3.8.8 should apply.

CRA

Validation by CRA

Internal Process

3.8.5

Within 1 WD of receipt from 3.8.1, if appropriate following 3.8.4

CRA to update their systems with the revised estimates, to commence from the Effective From Date requested by the Party.

CRA

As submitted in 3.8.1

Internal Process

3.8.6

At the same time as 3.8.5

CRA to notify Party of revised estimates

CRA

Party

Registration Report (CRA-I014) with seasonal estimates for the Primary BM Unit or Trading Secondary BM Unit.

Electronic

3.8.7

Within 1 WD of receipt from 3.8.1, and following 3.8.4 if the Party has reduced the magnitude of DC more than twice

CRA to update internal records and does not process any GC/DC changes.

CRA

Email / Fax

3.8.8

At same time as 3.8.7

CRA to notify Party that DC reduction has not been allowed, and the reason why.

CRA

Party

Email / Fax

GC and DC Breach Monitoring

3.9.1

As required.

Monitor Primary BM Unit Metered Volumes or Trading Secondary BM Unit Deviation Volumes from the current BSC Season to identify GC and DC Breaches.

CRA

GC and DC Limits

Internal Process

3.9.2

Where a GC or DC breach has been identified in 3.9.1.

Send GC or DC Breach Notification, including CRA-Estimated GC or DC Amount.

CRA

Party

BSCCo

CfD Service Provider

CM Service Provider

CRA-I048 ‘GC or DC Breach Notification’

Email / Self-Service Gateway

3.9.3

Where a GC or DC breach has been identified in 3.9.1³².

CRA to update the relevant Primary BM Unit’s or Trading Secondary BM Unit’s registration details with the CRA-Estimated GC or DC Amount, to become effective from the next Working Day.

CRA

CRA-Estimated GC or DC Amount.

Internal Process

GC or DC Estimation Challenges by the Lead Party

3.9.4

If required, no later than 2 full WDs of 3.9.2.

Party to raise a GC or DC Estimation Challenge.

Party

CRA and/or BSCCo³³

CRA-I049 ‘GC or DC Breach Estimation Challenge’

Email / Self-Service Gateway

3.9.5

Within 2WDs of 3.9.4.

BSCCo to review evidence submitted by Party and notify Party whether GC or DC Estimation Challenge has been upheld or rejected.

BSCCo

Party

CRA-I049 ‘GC or DC Breach Estimation Challenge’

Email / Self-Service Gateway

3.9.6

Immediately following completion of 3.9.5.

BSCCo to notify CRA of GC or DC Estimation Challenge outcome, including any revised BSCCo-Determined GC or DC Estimates.

BSCCo

CRA

CRA-I050 ‘GC or DC Breach Estimation Challenge Decision’

Email / Self-Service Gateway

3.9.7

Within 1WD of receipt from 3.9.8.

CRA to update the relevant Primary BM Unit or Trading Secondary BM Unit’s registration details with any changes to GC or DC values³⁴, to become effective from the next Working Day³⁵.

CRA

CRA-I050 ‘GC or DC Breach Estimation Challenge Decision’

Internal Process

3.10.1

As required.

At least 20 WD prior to Requirement Date

Party provides BSCCo with details of the Generating Plant, the reasons for which the Party believes the Generating Plant to be Exemptable, and the P/C Flag that the Lead Party elects for each associated Primary BM Unit should Exemptable status be granted.

Or for a Generating Plant whose Exports are measured by SVA Metering Systems, Party provides BSCCo with certification that the Generating Plant is Exemptable and notification of the P/C Flag that the Lead Party elects for each associated Primary BM Unit should Exemptable status be granted.

Party

BSCCo

EITHER

Application for Exemptable Generating Plant Status BSCP15/4.5 – (Part A), plus any supporting information where appropriate

OR

Certification of Exemptable Status for Generating Plant With Exports Measured by SVA Metering Systems BSCP15 / 4.9 – (Part A), plus any supporting information where appropriate

Fax / Post / Email / Self-Service Gateway

3.10.2

Upon receipt of 3.10.1

Determine if further information or other evidence is required to demonstrate compatibility with the Code.

BSCCo

3.10.3

If required by BSCCo

Submit further evidence as required.

Party

BSCCo

Details of further information

Fax / Post / Email / Self-Service Gateway

3.10.4

Within 20 WD of receipt from 3.10.1

BSCCo verifies whether or not the Generating Plant is Exemptable and notifies the Party of its conclusion.

If the Party agrees with BSCCo’s conclusion, BSCCo updates its records accordingly.

If the Party does not agree, go to step 3.10.7.

BSCCo

Party

EITHER

Application for Exemptable Generating Plant Status BSCP15/4.5 – (Part B)

OR

Certification of Exemptable Status for Generating Plant With Exports Measured by SVA Metering Systems BSCP15/4.9 – (Part B)

Fax / Post / Email / Self-Service Gateway

3.10.5

At the same time as 3.10.4

Where the Generating Plant is granted Exemptable status, BSCCo will notify CRA to set the Exempt Export Flag and P/C Flag for each Primary BM Unit that comprises the Exemptable Generating Plant.

BSCCo

CRA

BSCP15/4.7 Commencement / Termination of Exempt Export Primary BM Unit Status

Fax / Post / Email / Self-Service Gateway

3.10.6

Within 1 WD of 3.10.5

Set the Exempt Export Flag and P/C Flag for each Primary BM Unit that comprises the Exemptable Generating Plant.

If the Exempt Export Primary BM Unit is Embedded, and unless notified otherwise by the Lead Party in accordance with BSCP31, allocate the Exempt Export Primary BM Unit to the Base Trading Unit for its GSP Group and set the Base Trading Unit Flag for the Primary BM Unit.³⁶

If the Exempt Export Primary BM Unit is Directly Connected, and unless notified otherwise by the Lead Party in accordance with BSCP31, allocate the Exempt Export Primary BM Unit to a Sole Trading Unit.³⁶

Notify the Lead Party, BSCCo and the NETSO.

CRA

Lead Party

BSCCo

NETSO

BSC Agents

Registration Report CRA – I014

Operations Registration Report

CRA – I020

BM Unit, Interconnector and GSP Group Data CRA – I015

Electronic, or equivalent

3.10.7

Upon receipt of 3.10.4 and if the Party disagrees with the decision

BSCCo refers application to the Panel on behalf of Party.

BSCCo

Panel

As submitted in 3.10.1 and, if appropriate 3.10.3.

Post / Email

3.10.8

Upon receipt of 3.10.7

Panel determines whether (in its opinion) Generating Plant is Exemptable and notifies BSCCo of its decision.

Panel

BSCCo

Details of decision

Panel Meeting

3.10.9

Within 1 WD of Panel Meeting

BSCCo notifies Party of Panel’s decision.

If the Party agrees with the decision, BSCCo updates its records accordingly.

If the Party does not agree with the decision, go to step 3.10.12.

BSCCo

Party

Details of decision

Fax / Post / Email

3.10.10

At the same time as 3.10.9

Where the Generating Plant is granted Exemptable status, BSCCo will notify CRA to set the Exempt Export Flag and P/C Flag for each Primary BM Unit that comprises the Exemptable Generating Plant.

BSCCo

CRA

BSCP15/4.7 Commencement / Termination of Exempt Export Primary BM Unit Status

Fax / Post / Email / Self-Service Gateway

3.10.11

Within 1 WD of 3.10.10

Set the Exempt Export Flag and P/C Flag for each Primary BM Unit that comprises the Exemptable Generating Plant.

If the Exempt Export Primary BM Unit is Embedded, and unless notified otherwise by the Lead Party in accordance with BSCP31, allocate the Exempt Export Primary BM Unit to the Base Trading Unit for its GSP Group and set the Base Trading Unit Flag for the Primary BM Unit.³⁶

If the Exempt Export Primary BM Unit is Directly Connected, and unless notified otherwise by the Lead Party in accordance with BSCP31, allocate the Exempt Export Primary BM Unit to a Sole Trading Unit.³⁶

Notify the Lead Party, BSCCo and the NETSO.

CRA

Lead Party

BSCCo

NETSO

BSC Agents

Registration Report CRA – I014

Operations Registration Report

CRA – I020

BM Unit, Interconnector and GSP Group Data CRA – I015

Electronic, or equivalent

3.10.12

Within 20 WD of receipt from 3.10.9 and if the Party disagrees with the decision

Party refers application to the Authority.

Party

Authority

As submitted in 3.10.1 and, if appropriate 3.10.3.

Fax / Post / Email

3.10.13

Upon receipt of 3.10.12

Authority determines whether Generating Plant is Exemptable and notifies Party and BSCCo of its decision.

If the Party agrees with the decision, BSCCo updates its records accordingly.

Authority

Party BSCCo

Details of decision.

Fax / Post / Email

3.10.14

At the same time as 3.10.13

Where the Generating Plant is granted Exemptable status, BSCCo will notify CRA to set the Exempt Export Flag and P/C Flag for each Primary BM Unit that comprises the Exemptable Generating Plant.

BSCCo

CRA

BSCP15/4.7 Commencement / Termination of Exempt Export Primary BM Unit Status

Fax / Post / Email / Self-Service Gateway

3.10.15

Within 1 WD of 3.10.14

Set the Exempt Export Flag and P/C Flag for each Primary BM Unit that comprises the Exemptable Generating Plant.

If the Exempt Export Primary BM Unit is Embedded, and unless notified otherwise by the Lead Party in accordance with BSCP31, allocate the Exempt Export Primary BM Unit to the Base Trading Unit for its GSP Group and set the Base Trading Unit Flag for the Primary BM Unit.³⁶

If the Exempt Export Primary BM Unit is Directly Connected, and unless notified otherwise by the Lead Party in accordance with BSCP31, allocate the Exempt Export Primary BM Unit to a Sole Trading Unit.³⁶

Notify the Lead Party, BSCCo and the NETSO.

CRA

Lead Party

BSCCo

NETSO

BSC Agents

Registration Report CRA – I014

Operations Registration Report

CRA – I020

BM Unit, Interconnector and GSP Group Data CRA – I015

Electronic, or equivalent

3.11.1

As required

Where the Exempt Export Status is to be terminated, provide CRA with completed form BSCP15/4.7 or relevant part of the Self-Service Gateway, requesting and authorising CRA to unset the Exempt Export Flag and P/C Flag for the Primary BM Unit.

Notify the Party of the termination.

BSCCo

CRA

Lead Party

Form BSCP15/4.7 Commencement / Termination of Exempt Export Primary BM Unit Status.

Fax / Post / Email / Self-Service Gateway

3.11.2

Within 1 WD of 3.11.1

Unset the Exempt Export Flag and the P/C Flag for the Primary BM Unit.³⁷

If a CVA Primary BM Unit, ensure that the Primary BM Unit is allocated to a Sole Trading Unit.³⁸

If a Supplier (Base or Additional) Primary BM Unit, ensure that the Primary BM Unit is allocated to the Base Trading Unit for its GSP Group.³⁸

Notify the Lead Party, BSCCo and the NETSO.

CRA

Lead Party

BSCCo

NETSO

BSC Agents

Registration Report CRA – I014

Operations Registration Report

CRA – I020

BM Unit, Interconnector and GSP Group Data CRA – I015

Electronic or equivalent

3.12.1

From time to time if the Lead Party requires

Submit notice to the CRA, copied to BSCCo, requesting a change to the Production / Consumption Flag for an Exempt Export Primary BM Unit.

The request should contain an effective date for such amendment of at least 2 WD from this notice unless otherwise agreed with the CRA/BSCCo.

Lead Party

CRA

BSCCo

Form BSCP15/4.8 Election of Production / Consumption Flag for Exempt Export Primary BM Unit or Secondary BM Unit or Self-Service Gateway equivalent

Fax / Post / Email or Self-Service Gateway equivalent

3.12.2

Within 1 WD of receipt of 3.12.1

CRA ensures that the Exempt Export Flag is set for the Primary BM Unit.

This may involve obtaining authorisation from BSCCo.

CRA

As submitted in 3.12.1

Internal

3.12.3

As soon as practicable after 3.12.2.

Where the Exempt Export Flag is set, then amend the P/C Flag for the Primary BM Unit, effective from the specified date (or 2 WD from 3.12.1, if the specified date is less than 2 WD and no reduced timescale has been agreed).

Notify the Party of the change to P/C Flag.

CRA

Party

Registration Report

CRA – I014

Electronic

3.12.4

As soon as practicable after 3.12.2.

Notify BSCCo and BSC Agents of the change to P/C Flag.

CRA

BSCCo

BSC Agents

CRA – I020 to BSCCo

CRA – I015 to BSC Agents

Fax / Email /

Electronic

3.12.5

As soon as practicable after 3.12.2.

Where the Exempt Export Flag is not set, then do not amend the P/C Flag for the Primary BM Unit.

Notify the Party of the rejection of the request.

CRA

Party

Form BSCP15/4.8

Specifying reason for rejection.

Fax / Post / Email or Self-Service Gateway equivalent

3.13.1

If required and at least 3 WD prior to 3.13.3

Request details of current registrations of Primary BM Unit(s), any associated MSID(s) including any metering dispensations associated with the MSID(s), and of Trading Unit(s).

Party registering Primary BM Unit(s)

Party de-registering Primary BM Unit(s)

CRA

Letter detailing the information required from BSCCo including the site name and if available the Primary BM Unit Id(s). The letter should be signed by a Category ‘A’ or ‘F’ authorised signatory.³⁹

Fax / Post / Email / Self-Service Gateway

3.13.2

Within 2 WD of receipt of request in 3.13.1

Send information requested in 3.13.1.

CRA

Party registering Primary BM Unit(s)

Party de-registering Primary BM Unit(s)

Information requested in 3.13.1.

Fax / Post / Email / Self-Service Gateway

3.13.3

As required and at least 5 WD prior to date of transfer

Submit BSCP15/4.11 Part A to de-register Primary BM Unit(s)

Please note that if the last Primary BM Unit(s) associated with a particular Party role are being de-registered then the Party is advised to also complete a BSCP65/01 form in order to de-register that role.

Party de-registering Primary BM Unit(s)

CRA

BSCP15/4.11 Part A⁴⁰

Fax / Post / Email / Self-Service Gateway

3.13.4

As required and at least 5 WD prior to date of transfer

Submit BSCP15/4.11 Part B to register Primary BM Unit(s).

Please note that if any new Primary BM Unit(s) result in a new Party role being required, the Party is advised to complete a BSCP65/01 form to register that new role and follow BSCP70 to ensure all required qualification tests for the new role have been passed.

If Primary BM Unit is already an Exempt Export Primary BM Unit, elect the P/C Flag to apply to the Primary BM Unit from the CoPBLP Effective From Date.

Party registering Primary BM Unit(s)

CRA

BSCP15/4.11 Part B

Fax / Post / Email / Self-Service Gateway

3.13.5

At the same time as 3.13.3 and 3.13.4

For Primary BM Units which are part of an existing Trading Unit (other than a Sole or Base Trading Unit) all Lead Parties within the Trading Unit should be informed of the CoPBLP, and should confirm their agreement to the CoPBLP in writing.

CRA

Trading Unit Lead Parties

Trading Unit Lead Parties

CRA

Details of CoPBLP

Confirmation of agreement to the CoPBLP

Fax / Post / Email

3.13.6

On receipt of both 3.13.3 and 3.13.4

Validate BSCP15 /4.11 Parts A and B or the relevant information within the Self-Service Gateway.

If validation checks are passed, go to 3.13.7

If validation checks are failed, go to 3.13.9

CRA

Confirmation that the Party registering the Primary BM Units has acceded, qualified and registered in the appropriate role.

Confirmation that the dates specified on both the BSCP15 /4.11 forms Parts A and B or within the Self-Service Gateway are consecutive.

Internal Process

3.13.7

Within 1 WD of receipt of both 3.13.3 and 3.13.4

Send copies of BSCP15 /4.11 Parts A and B to the NETSO.

Request that the NETSO confirm that they have no objections to the CoPBLP.

CRA

NETSO

Fax / Email

3.13.8

Within 2 WD of receipt of 3.13.7

Send written confirmation that the NETSO has no objections to the CoPBLP or state that the NETSO has an objection to the CoPBLP and the reasons for this objection.

If the NETSO has any objections, go to 3.13.9

If the NETSO has no objections, go to 3.13.10

NETSO

CRA

Confirmation of no objections or objection specified.

Fax / Post / Email

3.13.9

Within 1 WD of 3.13.6 or 3.13.8

In the case that the validation checks are failed and/or the NETSO has an objection, inform both Parties of the rejection and the reason for the rejection.

CRA

Party de-registering Primary BM Unit(s)

Party registering Primary BM Unit(s)

Notification of rejection and reasons for the rejection.

Fax / Post / Email / Self-Service Gateway

3.13.10

Within 1 WD of the Effective From Date

Process CoPBLP in systems.

CRA

NETSO (where appropriate)

BSCP 15/4.11 Parts A and B

Internal Process

3.13.11

At the same time as 3.13.10 if the Primary BM Unit is an Exempt Export Primary BM Unit

Set P/C Flag for the Primary BM Unit as elected by the Party in 3.13.4.

CRA

BSCP 15/4.11 Part B

Internal Process / Self-Service Gateway

3.13.12

At the same time as 3.13.10 if the Primary BM Unit is Embedded

Inform the Nominated LDSO of the CoPBLP.

CRA

Nominated LDSO

Party IDs of the Lead Parties registering and de-registering the Primary BM Unit(s), Primary BM Unit Id(s) and the Effective From Date.

Fax / Email

3.13.13

Within 1 WD of 3.13.12

Inform NETSO, BSCCo, BSC Agents, Party de-registering the Primary BM Unit(s) and Party registering the Primary BM Unit(s).

CRA

BSCCo

NETSO

BSC Agents

Party de-registering Primary BM Unit(s)

Party registering Primary BM Unit(s)

Operations Registration Report to BSCCo & NETSO (CRA-I020)

Registration Report to Parties (CRA-I014)

Primary BM Unit, Interconnector and GSP Group Data to BSC Agents (CRA – I015)

Electronic

Email confirmation to BSCCo

3.13.14

Within 1 WD of 3.13.12

Submit Meter Technical details to Party registering the Primary BM Unit(s).

CDCA

Party registering Primary BM Unit(s)

Meter Technical Details (CDCA-I051)

Fax / Email

3.14.1

As required

Submit Notification of Supplier ID Transfer.

If the Supplier ID being transferred is the last of the Transferor’s Supplier IDs then the Party must also complete a BSCP 65 4.1 form or the relevant section of the Self-Service Gateway in order to de-register the Supplier role.

Supplier ID Transferor

CRA

Notification of a Supplier ID Transfer (BSCP 15/4.6 – Part A) or the relevant section of the Self-Service Gateway

Fax / Post / Email / Self-Service Gateway

3.14.2

At the same time as 3.14.1

Submit Notification of Supplier ID Transfer

Supplier ID Transferee

CRA

Notification of a Supplier ID Transfer (BSCP 15/ 4.6 – Part B) or the relevant section of the Self-Service Gateway

Fax / Post / Email / Self-Service Gateway

3.14.3

On receipt of both 3.14.1 and 3.14.2

Validate the documentation.

CRA

Ensure that the Transferee has Acceded and qualified in the role of Supplier.

Ensure that the Supplier IDs, Party Ids and dates specified on both the BSCP 15 /4.6 forms (A) and (B) or the relevant section of the Self-Service Gateway, match.

Internal Process

3.14.4

Within 1 WD of 3.14.3.

In the case that the validation checks are failed, inform both the Supplier ID Transferor and the Supplier ID Transferee of the rejection and the reason for the rejection.

CRA

Supplier ID Transferor

Supplier ID Transferee

Notification of Supplier ID Transfer rejection and reasons for the rejection.

Fax / Post / Email / Self-Service Gateway

3.14.5

At the same time as 3.14.3

In the case that the validation checks are passed, identify the Primary BM Units (both Base and Additional, including any Exempt Export Primary BM Units) associated with the relevant Supplier ID.

CRA

Internal process.

3.14.6

Immediately following 3.14.5

Notify the Transferee of the P/C Status of any Exempt Export Primary `BM Unit(s) associated with the relevant Supplier ID.⁴¹

CRA

Supplier ID Transferee

Details of the P/C Status of any Exempt Export Primary BM Unit(s) associated with the relevant Supplier ID.

Fax / Email / Self-Service Gateway

3.14.7

Within 1 WD of 3.14.6 or as required to meet the Effective From date

Request that the NETSO identifies the Primary BM Units (both Base and Additional, including any Exempt Export Primary BM Units) associated with the relevant Supplier ID and transfers them from the Transferor to the Transferee.

CRA

NETSO

Copies of BSCP15 4.6 (A) and 4.6 (B) forms and authorisation to identify the associated Primary BM Units and transfer them from the Supplier ID Transferor to the Supplier ID Transferee.

Fax / Email

3.14.8

At the same time as 3.14.7

Notify the Authority and each Party.

BSCCo

Authority

All Parties

ELEXON Circular⁴²

Fax / Post / Email

3.14.9

Within 1 WD of 3.14.7 or as required to meet the Effective From date

Transfer the Primary BM Units identified in 3.14.5 from the Transferor to the Transferee.

CRA

NETSO (where appropriate)

Internal Process

Internal Process

3.14.10

Within 1 WD of 3.14.7

Inform the NETSO, BSCCo, BSC Agents and the Parties involved of the Transfer.

CRA

BSCCo

NETSO

SVAA

BSC Agents

Supplier ID Transferor

Supplier ID Transferee

Operations Registration Report to BSCCo & NETSO (CRA-I020)

BM Unit and GSP Group Registration Data to SVAA & BSC Agents (CRA-I015)

Registration Report to Parties (CRA-I014)

Electronic

Email to BSCCo

3.15.1

As determined by Party

Submit form BSCP15/4.10 Part A or complete the relevant section on the Self-Service Gateway

BSC Party

BSCCo

BSCP15/4.10 Part A Application or the relevant section of the Self-Service Gateway, for inclusion in BSC Website list of Suppliers which have satisfied the criteria to complete a change of Primary BM Unit Lead Party within 5 WD for a Primary BM Unit with CVA metering and associated with a Customer premises.

Post/Fax/Email / Self-Service Gateway

3.15.2

Within 1 WD of receipt of BSCP15/4.10 Part A or submission by Party the required information on the relevant section of the Self-Service Gateway

Request that the NETSO confirm whether or not the Party has appropriate registration on the NETSO’s systems and has use of a qualified Trading Agent and Trading Point in order to complete a change of Primary BM Unit Lead Party within 5 WD.

BSCCo

NETSO

Party ID and request for confirmation as to whether the Party is appropriately registered on the NETSO’s systems and has use of a qualified Trading Agent and Trading Point.

Fax/Email

3.15.3

At the same time as 3.15.2

Check whether the Party has:

Acceded to the BSC and completed Party registration in the role of Supplier; and

Successfully completed registration and trading flows to register as a Supplier and completed metering flows to register CVA Primary BM Units.

BSCCo

Party ID

Internal Process

3.15.4

Within 2 WD of receipt of request in 3.15.2

Confirm whether the Party is appropriately registered on the NETSO’s systems and has use of a qualified Trading Agent and Trading Point in order to complete a change of Primary BM Unit Lead Party within 5 WD.

NETSO

BSCCo

Confirmation whether the Party is appropriately registered on the NETSO’s systems and has use of a qualified Trading Agent and Trading Point.

Fax/Email

3.15.5

Within 2 WD of 3.15.4

Send a completed BSCP15/4.10 Part B form or the online equivalent of the form to the Party to notify them of the outcome of their application.

BSCCo

Party

BSCP15/4.10 Part B, Application for inclusion in BSC Website list of Suppliers or the online equivalent of the form which have satisfied the criteria to complete a change of Primary BM Unit Lead Party within 5 WD for a Primary BM Unit with CVA metering and associated with a Customer premises.

Post/ Fax/ Email / Self-Service Gateway

3.15.6

At the same time as 3.15.5

Where the Party has met the criteria checked by the NETSO in 3.14.2 and by BSCCo in 3.14.3, add the Party Name and ID to the BSC Website list of Suppliers which have satisfied the criteria to complete a change of Primary BM Unit Lead Party within 5 WD for a Primary BM Unit with CVA metering and associated with a Customer premises.

BSCCo

Party Name and ID.

Internal Process

3.18.1

As required

Notify need for Additional Primary BM Unit registration

Supplier

BSCCo

BSCP15/4.1, Registration of Primary BM Unit or its online equivalent signed by an authorised person, registered as such using BSCP38 and including name, address and CFD ID provided by the generator with a CFD. BMU Id and BMU Name must follow naming convention on BSC website.

Email / Self-Service Gateway

3.18.2

Within 1 WD of 3.18.1

Confirm registration is required for CFD

BSCCo

CFDSSP

As submitted in 3.18.1

Email / Self-Service Gateway

3.18.3

Within 1 WD of 3.18.2 or as required

Instruct registration details

CFDSSP

BSCCo

Registration details, including CFD ID, GSP Group, and whether to register based on specific Supplier ID(s) or the list maintained in procedure 3.20

Email / Self-Service Gateway

3.18.4

Within 1 WD of 3.18.3

Acknowledge and validate request, including Effective From Dates of request and MDD timetable (Effective From Date must be on or after the MDD Go Live Date and registration request must be at least 15 WD¹⁹ prior to Effective From Date.)

BSCCo

CFDSSP

As submitted in 3.18.3

Email / Self-Service Gateway

3.18.5

Following 3.18.4

Initiate Market Domain Data process (BSCP509)

BSCCo

Form BSCP509/01 & relevant entity forms.

Internal Process

Initiate Registration of Primary BM Units based on registration details

BSCCo

CRA

BSCP15/4.1 or its online equivalent

Email / Self-Service Gateway

13.18.6

Within 1 WD of receipt of 3.18.5

Acknowledge receipt of Registration request

CRA

BSCCo

As submitted in 3.18.5

3.18.7

At the same time as 13.18.6

Check that the Party is registered with the CRA and that the form or its online equivalent has been completed by an authorised person. Also check the registration data to confirm the FPN flag has been set correctly.

CRA

As submitted in 3.18.5

Internal Process

3.18.8

As the same time as 3.18.6

Where FPN flag is set to ‘Y’, inform the NETSO of the intended Primary BM Unit registration.

CRA

NETSO

Email

3.18.9

Within 5WD of 3.18.8

The NETSO may object to the registration.

NETSO

CRA

A statement detailing the nature of the objection

Where an objection cannot be resolved, the CRA shall escalate the objection to BSCCo

Email

3.18.10

Following 3.18.9

Allocate the Additional Primary BM Unit(s) to the Base Trading Unit for the relevant GSP Group (and set the Base Trading Unit Flag for each Primary BM Unit).

CRA

As submitted in 3.18.5

Creation of new Additional Primary BM Unit for a GSP Group

Internal Process

3.18.11

On receipt of data in 3.18.6

CRA to receive and register the Working Day Credit Assessment Load Factor (WDCALF), Non-Working Day Credit Assessment Load Factor (NWDCALF), Supplier Export Credit Assessment Load Factor (SECALF), and Transmission Loss Factor (TLF) data for the Primary BM Unit and to ensure that this data is registered prior to the Effective From Date of the Primary BM Unit.

BSCCo

CRA

WDCALF, NWDCALF and SECALF data – Credit Assessment Load Factors (CRA-I011)

Transmission Loss Factors (CRA-I029)

Email / Self-Service Gateway

3.18.12

Following 3.18.11

Confirm all steps in the Primary BM Unit registration process have been completed.

CRA

BSCCo

Completed BSCCo Checklist

Email / Self-Service Gateway

3.18.13

Within 1 WD of 3.18.5 but after 3.18.7

Inform Party, BSCCo, NETSO and BSC Agents of the Primary BM Unit registration.

CRA

BSCCo

NETSO

SVAA

BSC Agents

Lead Party

CRA-I020.

BM Unit, Interconnector and GSP Group Data to SVAA (CRA-I015)

Registration Report (CRA-I014) to Parties.

Electronic

(Email to BSC Agents and BSCCo)

3.18.14

Following publication of final MDD circular⁴³

‘Point of no return’. In order to ensure full data consistency across all BSC Agent and the NETSO systems a pending Additional Primary BM Unit registration cannot be withdrawn or amended beyond this point except by prior agreement with BSCCo

3.19.1

As required⁴⁴

Instruct de-registration details

CFDSSP

BSCCo

De-registration details, including CFD ID, GSP Group, and whether to deregister based on specific Supplier ID(s) or list maintained in 3.20

3.19.2

Following 3.19.1

Acknowledge and validate request, including Effective To Dates of request and MDD timetable (Effective To Date must be on or after the MDD Go Live Date and registration request must be at least 20 WD prior to Effective To Date.)

BSCCo

CFDSSP

As submitted in 3.19.1

3.19.3

At least 20 WD prior to Effective To Date

Initiate Market Domain Data process (BSCP509) ⁴⁵

BSCCo

Based on list maintained under 3.20 and details provided in 3.19.1

Internal Process

Submit de-registration of Primary BM Unit form or its equivalent on the Self-Service Gateway

BSCCo

CRA

BSCP15/4.2, De-Registration of Primary BM Unit or its online equivalent

Email / Self-Service Gateway

3.19.4

Upon receipt of 3.19.3

Check the form or its Self-Service Gateway equivalent for completeness and authorisation

CRA

Internal

3.19.5

Within 1 WD of 3.19.4

Acknowledge de-registration request.

Where FPN set to ‘yes’, notify the NETSO⁴⁶.

CRA

BSCCo

NETSO

Email / Self-Service Gateway

3.19.6

At the same time as 3.19.4

Notify the SVAA of the Primary BM Unit.⁴⁷

CRA

SVAA⁴⁸

Email / Self-Service Gateway

3.19.7

At least 15 WD prior to Effective To Date

Confirmation of Effective To Date.

CRA

NETSO / Party

Confirmation of Effective To Date

Email / Self-Service Gateway

3.19.8

On or before Effective To Date

Update systems and provide Party, BSCCo, NETSO and BSC Agents with registration reports.

CRA

Party

Registration reports of data entered onto systems – Registration Report (CRA-I014),

Electronic

NETSO and BSCCo

Operations Registration Report (CRA – I020),

BSC Agents

BM Unit, Interconnector and GSP Group Data (CRA-I015).

3.20.1

As required

Request inclusion/exclusion from list

Supplier / CFDSSP

BSCCo

Supplier ID, GSP Group and details of request

Email

3.20.2

Within 5 WD of 3.20.1 and before 3.20.3

Validate and acknowledge request.

Where request from Supplier check for authorisation (as per BSCP38)

BSCCo

Supplier / CFDSSP

As submitted in 13. 20.1

Email

3.20.3

Following 3.20.2 and at least quarterly

Update list

BSCCo

As submitted in 13.20.1 and based on those active Half Hourly Export Suppliers within each GSP Group

Internal Process

3.21.1

At least 15 WD prior to Effective From Date

Submit Registration of Secondary BM Unit or Trading Secondary BM Unit form

Virtual Lead Party

Asset Metering Virtual Lead Party

or

Virtual Trading Party

CRA

BSCP15/4.14, Registration of Secondary BM Unit or Trading Secondary BM Unit signed by an authorised person, registered as such using BSCP38.

Where a party wishes for a Settlement Expected Volume (SEV) to replace the FPN they will indicate that the BM Unit is a Baselined BM Unit in form BSCP15/4.14.

Virtual Trading Parties must indicate that the Trading Secondary BM Unit is a Baselined BM Unit in form BSCP15/4.14.

Email/ Self-Service Gateway

3.21.2

Within 1 WD of receipt of 3.21.1

Acknowledge receipt of Registration of Secondary BM Unit or Trading Secondary BM Unit form

CRA

Virtual Lead Party

Asset Metering Virtual Lead Party

or

Virtual Trading Party

As submitted in 3.21.1

Email/Self-Service Gateway

3.21.3

At the same time as 3.21.2

CRA checks the following:

1. That the Virtual Trading Party, Virtual Lead Party or Asset Metering Virtual Lead Party is registered with the CRA;

2. That the Effective From Date for the Secondary BM Unit or Trading Secondary BM Unit is on or after the Effective From Date for the Virtual Trading Party, Virtual Lead Party or Asset Metering Virtual Lead Party;

3. That a Virtual Trading Party Trading Secondary BM Unit is a Baselined BM Unit; and

4. That the form has been completed by an authorised person.

CRA

As submitted in 3.21.1

Internal Process

3.21.4

At the same time as 3.21.2

In all cases inform BSCCo of the Secondary BM or Trading Secondary BM Unit Unit Registration.

CRA

BSCCo

Email/Self-Service Gateway

3.21.5

On receipt of data in 3.21.4

BSCCo to send data to CRA.

CRA to register the Transmission Loss Factor (TLF) data for the Secondary BM Unit or Trading Secondary BM Unit and ensure that this data is registered prior to the Effective From Date of the Secondary BM Unit or Trading Secondary BM Unit.

CRA to register the SCALF data for the Trading Secondary BM Unit and ensure that this data is registered prior to the Effective From Date of the Secondary BM Unit.

BSCCo

CRA

Transmission Loss Factors (CRA-I029)

SCALF data – Credit Assessment Load Factors (CRA-I011)

Email/Self-Service Gateway

3.21.6

On or before Effective From Date

Inform Virtual Trading Party, Virtual Lead Party or Asset Metering Virtual Lead Party, BSCCo, NETSO and BSC Agents of the Secondary BM Unit or Trading Secondary BM Unit registration.

CRA

Virtual Lead Party

Asset Metering Virtual Lead Party

Or Virtual Trading Party

BSCCo

NETSO

BSC Agents

CRA-I020.

BM Unit, Interconnector and GSP Group Data to SVAA (CRA-I015)

Registration Report (CRA-I014) to Parties.

Email/Self-Service Gateway

3.22.1

At least 20 WD prior to Effective To Date

Submit de-registration of Secondary BM Unit or Trading Secondary BM Unit form⁴⁹.

Virtual Lead Party or

Asset Metering Virtual Lead Party

Or Virtual Trading Party

CRA

BSCP15/4.15, De-Registration of Secondary BM Unit or Trading Secondary BM Unit signed by an authorised person, registered as such using BSCP38.

Email/Self-Service Gateway

3.22.2

Upon receipt of 3.5.3

Check the form for completeness and authorisation (as per BSCP38 Authorisations).

CRA

Internal

3.22.3

Within 1 WD of 3.5.4

Acknowledge receipt of de-registration of Secondary BM Unit or Trading Secondary BM Unit form

CRA

Virtual Lead Party or

Asset Metering Virtual Lead Party

Or Virtual Trading Party

Email/Self-Service Gateway

3.22.4

At the same time as 3.5.5

Notify NETSO and BSCCo of the Secondary BM Unit de-registration⁵⁰.

Notify BSCCo only of the Trading Secondary BM Unit de-registration

CRA

NETSO

BSCCo

BSCCo

Email/Self-Service Gateway

3.22.5

At least 15 WD prior to Effective To Date

Confirmation of Effective To Date.

CRA

NETSO / LDSO

Virtual Lead Party

or

Asset Metering Virtual Lead

Party

or

Virtual Trading Party

Confirmation of Effective To Date

Email/Self-Service Gateway

3.22.6

On or before Effective To Date

Update systems and provide Party, BSCCo, NETSO and BSC Agents with registration reports.

CRA

Virtual Lead Party

or

Asset Metering Virtual Lead Party

or

Virtual Trading Party

NETSO and BSCCo

BSC Agents

Registration reports of data entered onto systems – Registration Report (CRA-I014),

Operations Registration Report (CRA – I020),

BM Unit, Interconnector and GSP Group Data (CRA-I015).

Email/Self-Service Gateway

3.23.1

From time to time if the Virtual Lead Party

or

Asset Metering Virtual Lead Party requires

Submit notice to the CRA, copied to BSCCo, requesting a change to the Production / Consumption Flag for a Secondary BM Unit.

The request should contain an effective date for such amendment of at least 2 WD from this notice unless otherwise agreed with the CRA/BSCCo.

Virtual Lead Party or Asset Metering Virtual Lead Party

CRA

BSCCo

Form BSCP15/4.8 Election of Production / Consumption Flag for Exempt Export Primary BM Unit or Secondary BM Unit

Email/Self-Service Gateway

3.23.2

As soon as practicable after 3.23.1.

Amend the P/C Flag for the Secondary BM Unit, effective from the specified date (or 2 WD from 3.23.1, if the specified date is less than 2 WD and no reduced timescale has been agreed).

Notify the Virtual Lead Party

or Asset Metering Virtual Lead Party of the change to P/C Flag.

CRA

Virtual Lead Party

or

Asset Metering Virtual Lead Party

Registration Report

CRA – I014

Email/Self-Service Gateway

3.23.3

At the same time as 3.23.2

Notify BSCCo and BSC Agents of the change to P/C Flag.

CRA

BSCCo

BSC Agents

CRA – I020 to BSCCo

CRA – I015 to BSC Agents

Email/Self-Service Gateway

3.24.1

At least 30 WD prior to Effective From Date of the reconfiguration

Submit Registration of BM Unit form and an electrical single line diagram(s) showing the location of the Metering Equipment, in particular the Settlement current and voltage transformers (CTs/VTs) and CT/VT ratios, and all existing Boundary Points and any System Connection Points at or near the proposed Boundary Point(s).^{51 52}

Party

CRA

BSCP15/4.1, Registration of BM Unit signed by an authorised person, registered as such using BSCP38.

Fax / Post / Email

3.24.2

Within 1 WD of receipt of 3.24.1

Acknowledge receipt of Registration of BM Unit form

CRA

Party

Fax / Email / Post

3.24.3

At the same time as 3.24.2

The CRA checks the following:

1. The Party is registered with the CRA

2. The form has been completed by an authorised person.

3. The Effective From Date for the BM Unit is on or after the Effective From Date for the Party.

CRA

As submitted in 3.24.1

Internal Process

3.24.4

At the same time as 3.24.2

Inform CDCA, NETSO and BSCCo of the intended BM Unit registration.

CRA

CDCA

NETSO

BSCCo

Fax / Email

3.24.5

Within 5 WD of 3.24.4

Where the Party is applying to register 2 or more Offshore Power Park Modules as a Combined Offshore BM Unit, the NETSO shall confirm whether it determines that such a configuration is suitable to constitute a single BM Unit.

NETSO

CRA

BSCCo

A statement as to whether the NETSO determines that the Party’s requested configuration of Offshore Power Park Modules is suitable to constitute a single BM Unit

Fax / Email / Post

3.24.6

Within 5 WD of 3.24.4 and (if applicable) at the same time as 3.22.5

The NETSO may object to the registration.

NETSO

CRA

A statement detailing the nature of the objection

Where an objection cannot be resolved, the CRA shall escalate the objection to BSCCo

Fax / Email / Post

3.24.7

15 WD prior to the Effective From Date and if required

BSCCo to send data to CRA.

CRA to register the Working Day Credit Assessment Load Factor (WDCALF), Non-Working Day Credit Assessment Load Factor (NWDCALF) and Supplier Export Credit Assessment Load Factor (SECALF) data for the BM Unit and ensure that this data is registered prior to the Effective From Date of the BM Unit.

BSCCo

CRA

WDCALF, NWDCALF and SECALF data – Credit Assessment Load Factors (CRA-I011)

Transmission Loss Factors (CRA-I029)

Email

3.24.8

5 WD prior to Effective From Date

CDCA to confirm the following:

1. The Aggregation Rules have been updated consistently with the reconfiguration (if required).

2. The Meter Technical Details have been updated consistently with the reconfiguration (if required).

3. Whether a Metering System proving test associated with the BM Unit has been completed successfully (if required).

4. The Aggregation Rules of any other VAUs have been updated, if required where another BM Unit is connected at the same CVA Boundary Point and the reconfiguration of the BM Unit affects the Aggregation Rules of the other VAUs.

CDCA

CRA

Metering System proving test results, Meter Aggregation Rules

Email / Fax / Electronic

3.24.9

If applicable on or before Effective From Date

Provide Party and BSC Agents with registration reports⁵³.

CRA

Party

NETSO and BSCCo

BSC Agents

Registration reports of data entered onto systems including Effective From Date – Registration Report (CRA-I014),

Operations Registration Report

(CRA – I020),

BM Unit, Interconnector and GSP Group Data (CRA-I015).

Electronic

To: CRA

Date Sent:

From: Participant Details

Party ID:

Name of Sender:

Contact email address:

Our Ref:

Contact Tel. No.

Name of Authorised Signatory:

Authorised Signature:

Password:

Is this Primary BM Unit registration:

[ ]

a New Primary BM Unit Registration

[ ]

a re-configuration of existing plant and apparatus

[ ]

a Change of registration data associated with a Change of Primary BM Unit Lead Party

[ ]

subject to a Registration Transfer in accordance with BSCP68

[ ]

a change in status of a Primary BM Unit’s FPN Flag

[ ]

Baselined BM Unit Indicator (delete as applicable)⁵⁵

[ ]

a change in the Switching Group to which the BM Unit belongs

[ ]

an Additional Primary BM Unit registration for CFD Assets

[ ]

an Additional Primary BM Unit registration under instruction of the CFDSSP (only BSCCo should tick this box)

(Tick as appropriate)

Primary BM Unit Id

Primary BM Unit Name(Max 30 Characters)

NGC BM Unit ID⁵⁶

BM Unit Type⁵⁷

Primary BM Unit Configuration⁵⁸

GSP Group Id ⁵⁹

GC (MW)

DC (MW)

Interconnector Primary BM Unit P/ C Flag ⁶⁰

FPN Flag (Y/N)

Exempt Export (optional)⁶¹

Inter-connector Id ⁶²

Baselined BM Unit Y/N ⁶³

EFD

If BM Unit Configuration is ‘Meets criteria in K3.1.2 (MC)’ confirm the following BM Unit Id………………………………………..

(repeat this table for each BM Unit Id in the MC configuration)

Select

Additional Details

1. One Party is responsible for the BM Unit;

Yes/No

2. The Plant and Apparatus in the BM Unit is capable of being controlled independently of any Plant and Apparatus not in the BM Unit

Yes/No

3. The Metered data for the BM Unit can be submitted to the SAA separately from any Metered Data for any Plant and Apparatus which is not in the BM Unit;

Yes/No

4. The BM Unit does not comprise Plant and Apparatus whose Imports and Exports are measured by both CVA Metering System(s) and SVA Metering System(s);

Yes/No

If yes provide SVA MSID(s)

…………………………………………………………….

5. There are no smaller aggregations of the Plant and Apparatus comprised in the BM Unit, for which (a), (b) and (c) would be satisfied

Yes/No

If yes provide details of the number and size of individual Plant and /or Apparatus and confirm that the total size is less than or equal to a Small Power Station for the appropriate region.

…………………………………………………………….

Fuel Type (Directly Connected or Embedded Primary BM Units) – for use in calculation of CALF values

Tick

Biofuel

CCGT

CVA Consumption

Hydro

OCGT

Pumped Storage

Rail Demand

Station Load

Onshore Wind

Offshore Wind

Other (please specify):

Primary BM Unit and Associated CVA Metering Systems

Primary BM Unit

Associated CVA Metering Systems

MPAN Mapping Details (Exemptable Embedded Sites registering Export in CVA and Import in SVA)

MPAN

Effective From Date

Effective To Date

BM Unit Group Details (Supplier BM Units containing SVA Metering system(s) which are part of a Teleswitch Group(s) which include SVA Metering Systems in a different Supplier’s BM Unit)