HomeRulebook HomeBalancing and Settlement CodeUser Requirements SpecificationsSupplier Volume Allocation Agency
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CONTENTS

  • 1. Introduction
    • 1.1 Purpose and Scope
    • 1.2 Summary of the Document
  • 2. Principles and Objectives
    • 2.1 Principles
    • 2.2 Business Objectives
    • 2.3 System Objectives
    • 2.4 Project Objectives
  • 3. Constraints and Assumptions
    • 3.1 Business Constraints and Assumptions
    • 3.2 System Constraints and Assumptions
      • 3.2.1 Scope
      • 3.2.2 Operational
      • 3.2.3 System Interfaces
      • 3.2.4 End-User Interfaces
      • 3.2.5 Profile Production
      • 3.2.6 Supplier Settlement and Reconciliation
  • 4. Business Description
    • 4.1 Introduction
    • 4.2 ISRA Scope
    • 4.3 System Overview
      • 4.3.1 Supplier Settlement and Reconciliation
      • 4.3.2 Daily Profile Production
    • 4.4 ISRA Context
    • 4.5 Business Events
      • 4.5.1 Profile Production for Settlement Day
      • 4.5.2 Initial Settlement for Settlement Day
      • 4.5.3 Reconciliation for Settlement Day
      • 4.5.4 Dispute Resolution for Settlement Day
      • 4.5.5 Profile Changes
      • 4.5.6 Profile Class Changes
      • 4.5.7 Changes to Published Pool Market Domain Data
      • 4.5.8 Settlement Timetable Published
      • 4.5.9 Changes to Scaling Factors
      • 4.5.10 Supplier starts/stops trading in GSP Group
      • 4.5.11 Data Aggregator starts/stops operating in GSP Group
      • 4.5.12 Data Collector starts/stops operating in GSP Group
      • 4.5.13 Changes to Line Loss Factor Classes
      • 4.5.14 Start of Trading on 1 April 1998
      • 4.5.15 Changes to GSP Groups
      • 4.5.16 Archiving Events
      • 4.5.17 Changes to NHH BM Unit Allocation
      • 4.5.18 Specify Final Dispute Expected Aggregation
  • 5. Requirements Catalogue
    • 5.1 Introduction
    • 5.2 Key to the Requirements Catalogue
    • 5.3 Functional Requirements
      • 5.3.1 Functional Requirements - Supplier Settlement and Reconciliation Runs
      • 5.3.2 Functional Requirements - Daily Profile Production System
      • 5.3.3 Reporting Requirements
      • 5.3.4 Interface Functionality Requirements
    • 5.4 Non-Functional Requirements
      • 5.4.1 Audit Requirements
      • 5.4.2 Security and Control Requirements
    • 5.5 Operational Requirements
      • 5.5.1 Operational Requirements
    • 5.6 Design Constraints
      • 5.6.1 Design Constraints - Interfaces and Effect on Related Systems
    • 5.7 Annex To Requirements Catalogue
      • 5.7.1 Capacity requirements
  • 6. DATA FLOW MODEL
    • 6.1 Purpose and Scope
    • 6.2 Data Flow Diagrams and Elementary Process Descriptions
      • 6.2.1 Initial Settlement and Reconciliation Agency
      • 6.2.2 Process 1 - Supplier Settlement and Reconciliation
      • 6.2.3 Process 1.1 - Marshal Incoming Data
      • 6.2.4 Process 1.2 - Produce SSR Supplier Reports
      • 6.2.5 Process 1.3 - Update SSR Standing Data
      • 6.2.6 Process 1.4 - Run SSR
      • 6.2.7 Process 1.4.8 - Profile & Line Loss Adjust SPM
      • 6.2.8 Process 1.4.9 - Calculate Deemed Take
      • 6.2.9 Process 1.4.13 - Determine Supplier Energy Allocations
      • 6.2.10 Process 1.5 – Load Settlement Timetable
      • 6.2.11 Process 1.6 – Load BM Unit for Supplier in GSP Group Details
      • 6.2.12 Process 2 - Daily Profile Production
      • 6.2.13 Process 2.1 - Enter Parameter Data
      • 6.2.14 Process 2.2 - Record Time Patterns
      • 6.2.15 Process 2.3 - Calculate Daily Profiles
      • 6.2.16 Process 2.4 - Produce Profile Reports
      • 6.2.17 Process 2.4.1 - Produce Supplier & DC Profile Reports
      • 6.2.18 Process 2.4.2 - Extract Data for EAC Calculator
      • 6.2.19 Process 2.5 - Enter Profiles
      • 6.2.20 Process 2.6 – Load Market Domain Data Complete Set
    • 6.3 External Entity Descriptions
    • 6.4 I/O Descriptions
    • 6.5 Data Flow Descriptions
      • 6.5.1 Actual GSP Group Take
      • 6.5.2 Actual HH GSP Group Take
      • 6.5.3 Actual Noon Temperature
      • 6.5.4 Aggregated Profiled HH Values
      • 6.5.5 Aggregated Consumption and Line Loss
      • 6.5.6 Aggregated Supplier Take
      • 6.5.7 Amendment to Profile Run Status
      • 6.5.8 Average Fraction of Yearly Consumption
      • 6.5.9 Base Load Class Profile
      • 6.5.10 Base Load Profile
      • 6.5.11 BM Unit Supplier Take Energy Volume Data File
      • 6.5.12 BM Unit Aggregated HH Data File
      • 6.5.13 BM Unit SVA Gross Demand Data File
      • 6.5.14 Calculation Values
      • 6.5.15 Calendar Details
      • 6.5.16 Changes to aggregator assignments
      • 6.5.17 Changes to distributor assignments
      • 6.5.18 Changes to BM Unit details
      • 6.5.19 Changes to line loss factor codes
      • 6.5.20 Changes to NHH BM Unit allocations
      • 6.5.21 Changes to scaling factors
      • 6.5.22 Changes to supplier details
      • 6.5.23 Clock Intervals
      • 6.5.24 Combined Load Regime Profile
      • 6.5.25 Daily Data for Reporting
      • 6.5.26 Daily Parameters
      • 6.5.27 Daily Price Data
      • 6.5.28 Daily Profile Data Report
      • 6.5.29 Daily Profile Total Extract
      • 6.5.30 Daily Profile Totals
      • 6.5.31 Daily Profiles
      • 6.5.32 Daily Standing Data
      • 6.5.33 Data Aggregator Assignments
      • 6.5.34 Data Collector Details
      • 6.5.35 Data Collector Registrations
      • 6.5.36 Dates of Clock Change
      • 6.5.37 Day Type
      • 6.5.38 Deemed Supplier Take
      • 6.5.39 Deemed Take for Reporting
      • 6.5.40 Deemed Take Report
      • 6.5.41 DUoS Report
      • 6.5.42 Existing line loss factor codes
      • 6.5.43 Existing scaling factors
      • 6.5.44 Existing Supplier details
      • 6.5.45 Extract Request
      • 6.5.46 GSP Correction Factors
      • 6.5.47 GSP Group Assignments
      • 6.5.48 GSP Group Codes
      • 6.5.49 GSP Group Consumption Totals For Reporting
      • 6.5.50 GSP Group Consumption Totals Report
      • 6.5.51 GSP Group Corrected HH values
      • 6.5.52 GSP Group Correction Scaling Weights
      • 6.5.53 GSP Group Details
      • 6.5.54 GSP Group Name
      • 6.5.55 GSP Group Purchases
      • 6.5.56 GSP Group Supplier Assignment
      • 6.5.57 GSP Group Takes
      • 6.5.58 GSP Groups
      • 6.5.59 GSP Groups For Reporting
      • 6.5.60 HH Demand Report
      • 6.5.61 HH Values by Supplier
      • 6.5.62 Line Loss Class Factors
      • 6.5.63 Line Loss Class Id
      • 6.5.64 Line Loss Factors for Trading Day
      • 6.5.65 Line Losses for Reporting
      • 6.5.66 LL Adjusted Aggregated Meter Data
      • 6.5.67 LL Adjusted HH Profiled Values
      • 6.5.68 Low Register State
      • 6.5.69 Market Domain Data
      • 6.5.70 Market Domain Data Complete Set
      • 6.5.71 Measurement Requirement Period State
      • 6.5.72 NHH BM Unit Allocations
      • 6.5.73 Non Switched Load Class Profile
      • 6.5.74 Noon Effective Temperature
      • 6.5.75 Parameter Changes
      • 6.5.76 Period Profile Data
      • 6.5.77 Pool Market Domain Data
      • 6.5.78 Profile Class Assignments
      • 6.5.79 Profile Class Details
      • 6.5.80 Profile Run Status
      • 6.5.81 Profiled SPM Data
      • 6.5.82 Profiles by Time Pattern
      • 6.5.83 Profiles by Timeslot
      • 6.5.84 Profiling Data
      • 6.5.85 Profiling Reports
      • 6.5.86 Profiling Run Request
      • 6.5.87 Profiling & line loss Data
      • 6.5.88 Regime Identifiers
      • 6.5.89 Register State
      • 6.5.90 Regression Equations
      • 6.5.91 Report Parameters
      • 6.5.92 Request for SSR Run
      • 6.5.93 Sett Period Profile Data
      • 6.5.94 Settlement classes
      • 6.5.95 Settlement Data
      • 6.5.96 Settlement Data for Run
      • 6.5.97 Settlement Period Labels
      • 6.5.98 Settlement Period Profile Data
      • 6.5.99 Settlement Timetable
      • 6.5.100 Shared Standing Data
      • 6.5.101 [Split] Pool Funds Report
      • 6.5.102 SPM Data for Report
      • 6.5.103 SPM data for trading day
      • 6.5.104 SPM Totals for Trading Day
      • 6.5.105 SSR Reports
      • 6.5.106 SSR Run Status
      • 6.5.107 SSR Run Data
      • 6.5.108 Standard Configuration Details
      • 6.5.109 Standard Configurations
      • 6.5.110 Standard Settlement Configuration Report
      • 6.5.111 Standing Configuration Data
      • 6.5.112 Standing Data Changes
      • 6.5.113 Standing Data for DUoS Report
      • 6.5.114 Standing Data for Reporting
      • 6.5.115 Standing Data for Run
      • 6.5.116 Standing Data for Validation
      • 6.5.117 Standing Profile Data Report
      • 6.5.118 Standing Regime Data
      • 6.5.119 Substitute SSA Data
      • 6.5.120 Supplier and GSP Group Purchases
      • 6.5.121 Supplier and Line Loss details
      • 6.5.122 Supplier BM Unit Report
      • 6.5.123 Supplier Codes
      • 6.5.124 Supplier Demand for Reporting
      • 6.5.125 Supplier Energy Allocations
      • 6.5.126 Supplier Purchase Matrix Data
      • 6.5.127 Supplier Purchase Matrix Report
      • 6.5.128 Supplier Purchase Report
      • 6.5.129 Supplier Purchases for Reporting
      • 6.5.130 Switched Load Class Profile
      • 6.5.131 Switched Load Profile
      • 6.5.132 Teleswitch Contact Interval Details
      • 6.5.133 Teleswitch Contact Interval Data Report
      • 6.5.134 Teleswitch Contact Intervals
      • 6.5.135 Teleswitch Register and Contact Rules
      • 6.5.136 Teleswitch Times
      • 6.5.137 Temperature Data
      • 6.5.138 Time of Sunset
      • 6.5.139 Time Pattern Assignments
      • 6.5.140 Time Pattern Details
      • 6.5.141 Time Regime Data
      • 6.5.142 Timeslot Times
      • 6.5.143 Trading Day Data
      • 6.5.144 Trigger
      • 6.5.145 TUoS Report (HH/NHH Split)
      • 6.5.146 Updates to aggregator assignments
      • 6.5.147 Changes to BM Unit Details
      • 6.5.148 Updates to NHH BM Unit allocations
      • 6.5.149 Updates to distributor assignments
      • 6.5.150 Updates to line loss factor codes
      • 6.5.151 Updates to scaling factors
      • 6.5.152 Updates to Standing Data
      • 6.5.153 Updates to supplier details
      • 6.5.154 Validated Assignments
      • 6.5.155 Validated Average Fraction of Yearly Consumption
      • 6.5.156 Validated Clock Change
      • 6.5.157 Validated Clock Intervals
      • 6.5.158 Validated Configuration Data
      • 6.5.159 Validated Configuration Details
      • 6.5.160 Validated Data Collector Details
      • 6.5.161 Validated GSP Group Details
      • 6.5.162 Validated GSP Group Supplier Assignments
      • 6.5.163 Validated GSP Group Take
      • 6.5.164 Validated Line Loss Factors
      • 6.5.165 Validated Parameter Changes
      • 6.5.166 Validated Pool Market Domain Data
      • 6.5.167 Validated Price Data
      • 6.5.168 Validated Profile Class Assignments
      • 6.5.169 Validated Profile Details
      • 6.5.170 Validated Regression Equations
      • 6.5.171 Validated Settlement Timetable
      • 6.5.172 Validated Shared Standing Data
      • 6.5.173 Validated SPM
      • 6.5.174 Validated Teleswitch Contact Interval Details
      • 6.5.175 Validated Teleswitch Contact Intervals
      • 6.5.176 Validated Teleswitch Register and Contact Rules
      • 6.5.177 Validated Time of Sunset
      • 6.5.178 Validated Time Patterns
      • 6.5.179 Valid SSC and PC Details
      • 6.5.180 Supplier Disconnection Matrix Report
      • 6.5.181 Aggregated Disconnected DUoS Report
      • 6.5.182 GSP Group Demand Disconnection Consumption Totals Report
      • 6.5.183 Supplier BM Unit Demand Disconnection Report
      • 6.5.184 Aggregated Embedded Network Disconnected DUoS Report
      • 6.5.185 Disconnected MSIDs and Estimated Half Hourly Demand Volumes
      • 6.5.186 HH Demand Disconnection Report
      • 6.5.187 Supplier’s Demand Disconnection Volume Data File
      • 6.5.188 Disconnection Purchase Matrix Data
      • 6.5.189 BM Unit Aggregated HH Demand Disconnection Data File
      • 6.5.190 BM Unit Disconnected Supplier Take Energy Volume Data File
      • 6.5.191 Mapping Data for HH Aggregated Metering Systems
      • 6.5.192 Supplier Quarterly Volume Report
      • 6.5.193 BSCCo GSP Group Consumption Totals Report
      • 6.5.194 GSP Group Market Matrix Report
      • 6.5.195 Specify Final Dispute Expected Aggregation
      • 6.5.196 Updates to Final Dispute Expected Aggregation
      • 6.5.197 Final Dispute Expected Aggregation
      • 6.5.198 Supplier BM Unit Non Chargeable Demand
  • 7. LOGICAL DATA STRUCTURE
    • 7.1 Purpose and Scope
    • 7.2 Initial Settlement and Reconciliation Agency
      • 7.2.1 Note to the reader
      • 7.2.2 Aggregated Supplier DA Period Consumption
      • 7.2.3 Aggregated BM Unit Period Consumption
      • 7.2.4 Aggregated Supplier Period Consumption
      • 7.2.5 Average Fraction Of Yearly Consumption
      • 7.2.6 Average Fraction Of Yearly Consumption Set
      • 7.2.7 Basic Period Profile Coefficient
      • 7.2.8 BM Unit for Supplier in GSP Group
      • 7.2.9 Clock Interval
      • 7.2.10 Clock Time Change
      • 7.2.11 Clock Time Pattern Regime
      • 7.2.12 Combined Period Profile Coefficient
      • 7.2.13 Consumption Component Class
      • 7.2.14 Daily Profile Coefficient
      • 7.2.15 Daily Profile Parameters
      • 7.2.16 Data Aggregator
      • 7.2.17 Data Aggregator In GSP Group
      • 7.2.18 Data Collector
      • 7.2.19 Data Collector in GSP Group
      • 7.2.20 Date Block
      • 7.2.21 Day Of The Week
      • 7.2.22 Day Type
      • 7.2.23 Distributor
      • 7.2.24 GSP Group
      • 7.2.25 GSP Group Average EAC
      • 7.2.26 GSP Group Correction Factor
      • 7.2.27 GSP Group Correction Scaling Factor
      • 7.2.28 GSP Group Distributor
      • 7.2.29 GSP Group Take
      • 7.2.30 ISR Agent Appointment
      • 7.2.31 Line Loss Factor Class
      • 7.2.32 Measurement Quantity
      • 7.2.33 Measurement Requirement
      • 7.2.34 Non-Half Hourly BM Unit Allocation
      • 7.2.35 Period Profile Class Coefficient
      • 7.2.36 Period Regression Equation
      • 7.2.37 Period Supplier Purchase
      • 7.2.38 Period Time Pattern State
      • 7.2.39 Profile
      • 7.2.40 Profile Class
      • 7.2.41 Profile Production Run in GSP Group
      • 7.2.42 Profile Regression Equation Set
      • 7.2.43 Profile Set
      • 7.2.44 Profiled SPM
      • 7.2.45 Regression Coefficient
      • 7.2.46 Regression Coefficient Type
      • 7.2.47 Season
      • 7.2.48 Settlement
      • 7.2.49 Settlement Class
      • 7.2.50 Settlement Day
      • 7.2.51 Settlement Period
      • 7.2.52 Settlement Period Line Loss Factor
      • 7.2.53 SSA Settlement Run
      • 7.2.54 SSA Settlement GSP Group
      • 7.2.55 SSR Run in GSP Group
      • 7.2.56 SSR Run Type
      • 7.2.57 Standard Settlement Configuration
      • 7.2.58 Supplier
      • 7.2.59 Supplier Data Aggregation
      • 7.2.60 Supplier Data Aggregation Used In SSR Run
      • 7.2.61 Supplier In GSP Group
      • 7.2.62 Supplier Purchase Matrix
      • 7.2.63 Teleswitch Contact
      • 7.2.64 Teleswitch Contact Interval
      • 7.2.65 Teleswitch Contact Rule
      • 7.2.66 Teleswitch Group
      • 7.2.67 Teleswitch Interval
      • 7.2.68 Teleswitch Register Rule
      • 7.2.69 Teleswitch Time Pattern Regime
      • 7.2.70 Time Block
      • 7.2.71 Time Pattern Regime
      • 7.2.72 Valid Measurement Requirement Profile Class
      • 7.2.73 Valid Settlement Configuration Profile Class
  • 8. Entity/Datastore Cross Reference
  • 9. Function Descriptions and Events
    • 9.1 Function Descriptions
      • 9.1.1 Archive ISRA data
      • 9.1.2 Calculate Daily Profiles
      • 9.1.3 Define Average Fractions of Yearly Consumption
      • 9.1.4 Define BM Units For Supplier In GSP Group
      • 9.1.5 Define Calendar
      • 9.1.6 Define Data Collectors
      • 9.1.7 Define GSP Correction Scaling Factors
      • 9.1.8 Define GSP Group
      • 9.1.9 Define Line Loss Codes
      • 9.1.10 Define Profiles
      • 9.1.11 Define Settlement Timetable
      • 9.1.12 Define Standard Settlement Configurations
      • 9.1.13 Define Supplier
      • 9.1.14 Define Time Patterns
      • 9.1.15 Enter Teleswitch Contact Interval Data
      • 9.1.16 Enter Temperature
      • 9.1.17 Extract EAC Data
      • 9.1.18 Extract Selected EAC Data
      • 9.1.19 Load Aggregated Half Hour Data
      • 9.1.20 Load BM Unit Registration Data
      • 9.1.21 Load GSP Group Take
      • 9.1.22 Load Market Domain Data Complete Set
      • 9.1.23 Load Teleswitch Switching Times
      • 9.1.24 Load Line Loss Factor Data
      • 9.1.25 Load Pool Market Domain Data
      • 9.1.26 Load Regression Equations
      • 9.1.27 Load Settlement Timetable
      • 9.1.28 Load Sunset Data
      • 9.1.29 Load Supplier Purchase Matrix Data
      • 9.1.30 Produce Profile Reports
      • 9.1.31 Specify Aggregator for GSP Group
      • 9.1.32 Specify Distributor for GSP Group
      • 9.1.33 Specify Non-Half Hourly BM Unit Allocation
      • 9.1.34 Specify Profile Class and SSC Combinations
      • 9.1.35 Specify Suppliers Trading in GSP Group
      • 9.1.36 Run SSR
      • 9.1.37 Load Disconnection Purchase Matrix Data
      • 9.1.38 Load Mapping Data for HH Aggregated Metering Systems
      • 9.1.39 Load Aggregated Half Hour Disconnection Data
      • 9.1.40 Maintain Final Dispute Expected Aggregation
    • 9.2 Enquiry Descriptions
      • 9.2.1 BM Unit Supplier Take Energy Volume Data Report Requested
      • 9.2.2 EAC Data Extract
      • 9.2.3 SSR Report Run
      • 9.2.4 Supplier Profile Reports
      • 9.2.5 Standing Data Update Report
    • 9.3 Entity Event Matrix - Supplier Settlement & Reconciliation
    • 9.4 Entity Event Matrix - Daily Profile Production
    • 9.5 System Events
  • 10. USER Roles
    • 10.1 User Catalogue
    • 10.2 User Roles
    • 10.3 Organisational Roles
  • APPENDIX A: Definition of Terms
  • APPENDIX B: Data Catalogue
  • APPENDIX C: Logical Data Structure Notation
  • APPENDIX D: Data Flow Diagram Notation
  • APPENDIX E: Example of Profiling
    • E.1 Hypothetical Tariff
    • E.2 Data Entered in ISR
    • E.3 Daily Calculation of Profiles
  • APPENDIX F: Basis for Capacity Requirement Estimates
  • APPENDIX G: SVA METERING SYSTEM AND ASSET METERING SYSTEM REGISTER
    • 1 Management Summary
    • 2 Introduction
    • 3 Scope of Specification
    • 4 Business and System Overview
      • 4.1 Summary of Business Requirements
      • 4.2 Service Context
      • 4.3 Requirements Summary
      • 4.4 Numbering Schedule for Requirements Definitions
      • 4.5 Attributes of Individual Requirements
    • 5 Functional Requirements
      • 5.1 Provision of MSID Pair Allocation Data
      • 5.2 Provision of AMSID Pair Allocation Data
      • 5.3 Validation of MSID Pair Allocation data (1)
      • 5.4 Validation of AMSID Pair Allocation data
      • 5.5 Loss of MSID Pair Notification
      • 5.6 Loss of AMSID Pair Notification
      • 5.7 Retrospective MSID Pair Allocation or AMSID Pair Allocation
      • 5.8 Procurement of MSID Standing Data
      • 5.9 Procurement of AMSID Standing Data
      • 5.10 Validation of MSID Pair Allocation Data (2)
      • 5.11 Disputed MSID Pair Allocation
      • 5.12 Disputed AMSID Pair Allocation
      • 5.13 Three Stage process for the Registration of an Asset Metering System
      • 5.14 Allocation of an AMSID Pair to a Secondary BM Unit by the Registrant AMVLP
      • 5.15 Allocation of an AMSID Pair to a Secondary BM Unit by a non-Registrant AMVLP
      • 5.16 Settlement Run Activity
      • 5.17 Performance Assurance Reporting
      • 5.18 EMR MSID Declarations and EMR AMSID Declarations
    • 6 Interface Requirements
    • 7 Non-Functional Requirements
    • 8 Service Requirements
    • 9 User Roles and Activities
  • APPENDIX H: SVA AGGREGATION SERVICE
    • 1 Management Summary:
    • 2 Introduction
    • 3 Scope of Specification
    • 4 Business and System Overview
      • 4.1 Summary of Business Requirements
      • 4.2 SVA Aggregation Service Context Diagram
      • 4.3 Calculations Overview of the SVA Aggregation Service
      • 4.4 High Level Business Processes
      • 4.5 Requirements Summary
      • 4.6 Attributes of Individual Requirements
    • 5 Functional Requirements
      • 5.1 Capture of Reference Data
      • 5.2 Establish Half Hourly SVA Metering System Reporting
      • 5.3 Establish Half Hourly Asset Metering System Reporting
      • 5.4 Capture of SVA Metering System Half-Hourly Metered Volume data
      • 5.5 Capture of Asset Metering System Half-Hourly Metered Volume data
      • 5.6 Capture of Delivered Volume Data
      • 5.7 Validation of Metering System Half-Hourly Metered Volume Data
      • 5.8 Validation of Asset Metering System Half-Hourly Metered Volume Data
      • 5.9 Validation of Delivered Volume Data (P0282) and ABS MSID Pair Delivered Volume Data (P0292)
      • 5.10 Capture or Defaulting of Missing Metering System Half Hourly Metered Data
      • 5.11 Capture of Missing Asset Metering System Half Hourly Metered Data
      • 5.12 Invalid Asset Metering System Half Hourly Metered Data or Invalid Asset Metering System Half Hourly Metered Data
      • 5.13 Capture or Defaulting of Missing Delivered Volumes data or ABS MSID Pair Delivered Volumes data
      • 5.14 Determination of Metering System Delivered Volumes
      • 5.15 Determination of MSID Pair Delivered Volumes and AMSID Pair Delivered Volumes
      • 5.16 Determination of Asset Metering System Allocated Metered Consumption
      • 5.17 Calculation of Line Losses for Metering System Half Hourly Metered Data
      • 5.18 Calculation of Secondary BM Unit Half Hourly Demand Volumes
      • 5.19 Exception Handling for MSID Pair Delivered Volume Apportionment
      • 5.20 Calculation of Secondary BM Unit Supplier Delivered Line Losses
      • 5.21 Calculation of Secondary BM Unit Supplier Delivered Volumes
      • 5.22 Report Secondary Half Hourly Consumption Volumes
      • 5.23 Report Secondary BM Unit Demand Volumes
      • 5.24 Report Secondary Half Hourly Delivered Volumes
      • 5.25 Report Secondary BM Unit Supplier Delivered Volumes
      • 5.26 Calculation of Supplier BM Unit Non BM ABSVD
      • 5.27 Determination of Settlement Expected Volumes
      • 5.28 Report Supplier BM Unit Non BM ABSVD
      • 5.29 Submission of EMR MSID Declarations and for EMR AMSID Declarations
      • 5.29a Calculate Period BM Unit Total Gross Non-Final Demand
      • 5.30 Calculate Period BM Unit Non Chargeable Demand
    • 6 Interface Requirements
    • 7 Non-functional Requirements
    • 8 Service Requirements
    • 9 User Roles and Activities
  • APPENDIX I: SVA REQUIREMENTS FOR REPORTING DEMAND DATA TO THE NETSO FOR THE CALCULATION OF NETWORK CHARGES FOR NON-FINAL DEMAND FACILITIES
    • 1 Introduction
    • 2 Scope of Specification
    • 3 Business and System Overview
      • 3.1 Summary of Business Requirements
      • 3.2 Attributes of Individual Requirements
    • 4 Functional Requirements
      • 4.1 Receive Declaration from Supplier
      • 4.2 Process Declarations and assign status
      • 4.3 Track changes to MSID Details
      • 4.4 Validation of New Declarations
      • 4.5 Validation of Change of Supplier Declarations
      • 4.6 Validation of Change of MSID Declarations
      • 4.7 Validation of Change of Agent Declarations
      • 4.8 Validation of Withdrawal Declarations
      • 4.9 End Storage Facility as Central Action
      • 4.10 Notifications to Suppliers
      • 4.11 Send D0354
      • 4.12 Investigate missing/incorrect metered data
      • 4.13 Liaise with HHDA on rejection of D0354
      • 4.14 Receive and store valid metered data
      • 4.15 Calculate Storage Demand Volumes
      • 4.16 Update instruction flows
      • 4.17 Revoke HHDA instruction to provide metered data
      • 4.18 Report demand volumes to NETSO
      • 4.19 Make data subject to Declaration available to BSCCo
      • 4.20 Maintain validity of Declarations
    • 5 Interface Requirements
    • 6 Non-functional Requirements

Supplier Volume Allocation Agency V26.0

Effective From Date:07/11/2024
Status:LIVE
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