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Annex B: Data Dictionary

CVA Data Catalogue: Annex B: Data Dictionary

v 26.0

Effective From Date:01/04/2020

Status:LIVE

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Annex B: Data Dictionary

Data Item Index by Item Reference

Item Name	Ref	Defined In
Acceptance From Time	N0337	NETA IDD Part 1
Acceptance SO-Flag	N0546	NETA IDD Part 1
Acceptance Time	N0242	NETA IDD Part 1
Acceptance To Time	N0338	NETA IDD Part 1
Account Bilateral Contract Volume	N0001	NETA IDD Part 1
Account Credited Energy Volume	N0002	NETA IDD Part 1
Account Cumulative CA Credited Energy Volume	N0454	NETA IDD Part 1
Account Cumulative Energy Contract Volume	N0455	NETA IDD Part 1
Account Energy Imbalance Volume	N0003	NETA IDD Part 1
Account Period Balancing Services Volume	N0004	NETA IDD Part 1
Account Period CA Credited Energy Volume	N0452	NETA IDD Part 1
Account Period Energy Contract Volume	N0453	NETA IDD Part 1
Action Code	N0339	NETA IDD Part 1
Action Description	N0005	NETA IDD Part 1
Activity	N0006	NETA IDD Part 1
Actual Energy Indebtedness	N0447	NETA IDD Part 1
Additional Details	N0007	NETA IDD Part 1
Address Line 1	N0008	NETA IDD Part 1
Address Line 2	N0009	NETA IDD Part 1
Address Line 3	N0010	NETA IDD Part 1
Address Line 4	N0011	NETA IDD Part 1
Address Line 5	N0012	NETA IDD Part 1
Address Line 6	N0013	NETA IDD Part 1
Address Line 7	N0014	NETA IDD Part 1
Address Line 8	N0015	NETA IDD Part 1
Address Line 9	N0016	NETA IDD Part 1
Agent Id	N0018	NETA IDD Part 1
Agent Name	N0019	NETA IDD Part 1
Agent Type	N0020	NETA IDD Part 1
Aggregated Energy Contract Volume	N0331	NETA IDD Part 1
Associated VNNR Indicator	N0477	NETA IDD Part 1
Authorised Signatory	N0024	NETA IDD Part 1
Balancing Energy Deviation Price	N0597	NETA IDD Part 1
Balancing Services Adjustment Action Cost	N0534	NETA IDD Part 1
Balancing Services Adjustment Action ID	N0533	NETA IDD Part 1
Balancing Services Adjustment Action SO-Flag	N0539	NETA IDD Part 1
Balancing Services Adjustment Action Volume	N0535	NETA IDD Part 1
Base TU Flag	N0469	NETA IDD Part 1
Bid Offer Acceptance Number	N0243	NETA IDD Part 1
Bid Offer Acceptance Volume Value From	N0026	NETA IDD Part 1
Bid Offer Acceptance Volume Value To	N0027	NETA IDD Part 1
Bid Offer Level From	N0245	NETA IDD Part 1
Bid Offer Level To	N0246	NETA IDD Part 1
Bid Offer Pair Number	N0247	NETA IDD Part 1
Bid Offer Volume Value From	N0028	NETA IDD Part 1
Bid Offer Volume Value To	N0029	NETA IDD Part 1
Bid Price (used in B0041)	N0244	NETA IDD Part 1
Bid Price (used in EDT01))	T6010	CVA Data Catalogue Annex B
Bid Price (used in SAA-I014))	N0030	NETA IDD Part 1
Bid-Offer Level From	T6007	CVA Data Catalogue Annex B
Bid-Offer Level To	T6008	CVA Data Catalogue Annex B
Bid-Offer Pair Acceptance Bid Volume	N0547	NETA IDD Part 1
Bid-Offer Pair Acceptance Offer Volume	N0548	NETA IDD Part 1
Bid-Offer Pair Number	N0025	NETA IDD Part 1
Bid-Offer Pair Number	T6006	CVA Data Catalogue Annex B
BM Unit Applicable Balancing Services Volume	N0421	NETA IDD Part 1
BM Unit Cashflow	N0031	NETA IDD Part 1
BM Unit Credit Assessment Export Capability	N0032	NETA IDD Part 1
BM Unit Credit Assessment Import Capability	N0033	NETA IDD Part 1
BM Unit Id	N0034	NETA IDD Part 1
BM Unit Metered Volume	N0035	NETA IDD Part 1
BM Unit Name	N0036	NETA IDD Part 1
BM Unit Name (NGC)	T6036	CVA Data Catalogue Annex B
BM Unit Period Non-Delivery Charge	N0037	NETA IDD Part 1
BM Unit Type	N0038	NETA IDD Part 1
BMU Name	N0291	NETA IDD Part 1
B-O Acceptance Number	N0342	NETA IDD Part 1
BSC Party Id	N0045	NETA IDD Part 1
BSC Party Name	N0046	NETA IDD Part 1
BSSC Limited Cost Allocation	N0048	NETA IDD Part 1
Buy-Price Price Adjustment	N0372	NETA IDD Part 1
CADL Flag	N0390	NETA IDD Part 1
Calendar Week Number	N0248	NETA IDD Part 1
CDCA Run Number	N0049	NETA IDD Part 1
Certification/Accreditation Status¹	N0051	NETA IDD Part 1
Channel Number	N0052	NETA IDD Part 1
Charge	N0053	NETA IDD Part 1
Charge Type	N0054	NETA IDD Part 1
Check Channel Number	N0409	NETA IDD Part 1
Check Meter Register ID	N0408	NETA IDD Part 1
Check Meter Serial Number	N0407	NETA IDD Part 1
Check Outstation Id	N0406	NETA IDD Part 1
Contact Phone No	N0056	NETA IDD Part 1
Cost	N0515	NETA IDD Part 1
Counterparty Contract Volume	N0485	NETA IDD Part 1
Counterparty MV Fixed Reallocation	N0489	NETA IDD Part 1
Counterparty MV Percentage Reallocation	N0490	NETA IDD Part 1
CRA Encryption Key	N0057	NETA IDD Part 1
Creation Time	N0058	NETA IDD Part 1
Credit Assessment Credited Energy Volume	N0061	NETA IDD Part 1
Credit Assessment Load Factor	N0471	NETA IDD Part 1
Credit Cover Percentage	N0332	NETA IDD Part 1
Credit Limit	N0196	NETA IDD Part 1
Cumulative CA Energy Indebtedness	N0448	NETA IDD Part 1
CVA Run Date	N0349	NETA IDD Part 1
Daily System Operator BM Cashflow	N0214	NETA IDD Part 1
Data Type	N0290	NETA IDD Part 1
Date of Aggregation	N0062	NETA IDD Part 1
Day Of Forecast	N0249	NETA IDD Part 1
Days since last successful outstation download	N0396	NETA IDD Part 1
Deemed Bid Offer Flag	N0250	NETA IDD Part 1
Deemed Standard Product Bid Volume	N0612	NETA IDD Part 1
Deemed Standard Product Offer Volume	N0611	NETA IDD Part 1
Demand	N0251	NETA IDD Part 1
Demand Capacity	N0064	NETA IDD Part 1
Distribution Method	N0065	NETA IDD Part 1
ECV Party 1 Id	N0068	NETA IDD Part 1
ECV Party 1 Name	N0069	NETA IDD Part 1
ECV Party 1 P/C Flag	N0070	NETA IDD Part 1
ECV Party 1 Production/Consumption Flag	N0071	NETA IDD Part 1
ECV Party 2 Id	N0072	NETA IDD Part 1
ECV Party 2 Name	N0073	NETA IDD Part 1
ECV Party 2 P/C Flag	N0074	NETA IDD Part 1
ECV Party 2 Production/Consumption Flag	N0075	NETA IDD Part 1
ECVAA Run Number	N0076	NETA IDD Part 1
ECVN ECVNAA Id	N0310	NETA IDD Part 1
ECVN Effective From Date	N0359	NETA IDD Part 1
ECVN Effective To Date	N0360	NETA IDD Part 1
ECVN Reference Code	N0077	NETA IDD Part 1
ECVNA Id	N0078	NETA IDD Part 1
ECVNA Id 2	N0478	NETA IDD Part 1
ECVNA Name	N0079	NETA IDD Part 1
ECVNA Name 2	N0479	NETA IDD Part 1
ECVNAA BSC Party Sequence	N0354	NETA IDD Part 1
ECVNAA Effective From Date	N0357	NETA IDD Part 1
ECVNAA Effective To Date	N0358	NETA IDD Part 1
ECVNAA Id	N0080	NETA IDD Part 1
ECVNAA Key	N0297	NETA IDD Part 1
Effective From Date	N0081	NETA IDD Part 1
Effective Time	N0252	NETA IDD Part 1
Effective Time	T6015	CVA Data Catalogue Annex B
Effective To Date	N0083	NETA IDD Part 1
Elapsed Days SAA After Settlement	N0350	NETA IDD Part 1
E-Mail Address	N0067	NETA IDD Part 1
Energy Contract Volume	N0085	NETA IDD Part 1
Energy Imbalance Cashflow	N0086	NETA IDD Part 1
Energy Imbalance Charge	N0087	NETA IDD Part 1
Energy Indebtedness	N0451	NETA IDD Part 1
Energy Volume Reading	N0088	NETA IDD Part 1
Estimate Agreed Indicator	N0089	NETA IDD Part 1
Estimate Indicator	N0090	NETA IDD Part 1
Estimated Meter Volume	N0091	NETA IDD Part 1
Estimation Method	N0092	NETA IDD Part 1
Exception Description	N0093	NETA IDD Part 1
Exception Type	N0094	NETA IDD Part 1
Exempt Export Status	N0470	NETA IDD Part 1
Fax No	N0100	NETA IDD Part 1
File Name	N0301	NETA IDD Part 1
File Type	N0102	NETA IDD Part 1
First Effective Period	N0370	NETA IDD Part 1
Fixed Metered Volume Reallocation	N0109	NETA IDD Part 1
FPN Flag	N0110	NETA IDD Part 1
FPN Value From	N0111	NETA IDD Part 1
FPN Value To	N0112	NETA IDD Part 1
From Participant Id	N0113	NETA IDD Part 1
From Role Code	N0114	NETA IDD Part 1
From Settlement Date	N0449	NETA IDD Part 1
From Settlement Period	N0361	NETA IDD Part 1
GBP-EUR Exchange Rate	N0596	NETA IDD Part 1
Generation Capacity	N0115	NETA IDD Part 1
GSP Group Id	N0116	NETA IDD Part 1
GSP Group Name	N0117	NETA IDD Part 1
GSP Group Take Volume	N0327	NETA IDD Part 1
GSP Id	N0119	NETA IDD Part 1
ID	N0514	NETA IDD Part 1
Imbalance Value	N0253	NETA IDD Part 1
Import/Export Indicator	N0121	NETA IDD Part 1
Individual Liquidity Threshold	N0412	NETA IDD Part 1
Information Imbalance Cashflow	N0122	NETA IDD Part 1
Information Imbalance Charge	N0123	NETA IDD Part 1
Information Imbalance Price 1	N0124	NETA IDD Part 1
Information Imbalance Price 2	N0125	NETA IDD Part 1
Interconnector Account Cumulative CA Credited Energy Volume	N0498	NETA IDD Part 1
Interconnector Account Period CA Credited Energy Volume	N0497	NETA IDD Part 1
Interconnector Administrator Id	N0095	NETA IDD Part 1
Interconnector Credit Assessment Credited Energy Volume	N0495	NETA IDD Part 1
Interconnector Error Administrator Id	N0097	NETA IDD Part 1
Interconnector Id	N0098	NETA IDD Part 1
Interconnector Name	N0099	NETA IDD Part 1
Inter-GSP-Group Connection Id	N0298	NETA IDD Part 1
Joint BM Unit Id	N0126	NETA IDD Part 1
Lead or Subsidiary Indicator	N0363	NETA IDD Part 1
Lead Party Id	N0127	NETA IDD Part 1
Lead Party Name	N0128	NETA IDD Part 1
Lead Party Production/Consumption Flag	N0129	NETA IDD Part 1
Main/Check Indicator	N0133	NETA IDD Part 1
Margin	N0254	NETA IDD Part 1
Market Index Data Provider ID	N0423	NETA IDD Part 1
Market Index Price	N0413	NETA IDD Part 1
Market Index Volume	N0414	NETA IDD Part 1
Matched Contract Volume	N0486	NETA IDD Part 1
Matched MV Fixed Reallocation	N0491	NETA IDD Part 1
Matched MV Percentage Reallocation	N0492	NETA IDD Part 1
Maximum Delivery Period	N0255	NETA IDD Part 1
Maximum Delivery Period	T6034	CVA Data Catalogue Annex B
Maximum Delivery Volume	N0256	NETA IDD Part 1
Maximum Delivery Volume	T6033	CVA Data Catalogue Annex B
Maximum Export Level From	T6011	CVA Data Catalogue Annex B
Maximum Export Level From	N0257	NETA IDD Part 1
Maximum Export Level To	T6012	CVA Data Catalogue Annex B
Maximum Export Level To	N0258	NETA IDD Part 1
Maximum Import Level From	T6013	CVA Data Catalogue Annex B
Maximum Import Level From	N0292	NETA IDD Part 1
Maximum Import Level To	N0293	NETA IDD Part 1
Maximum Import Level To	T6014	NDFC Annex B
Maximum Outstation Channel Limit	N0404	NETA IDD Part 1
Measurement Quantity	N0134	NETA IDD Part 1
Meter Equipment Location	N0401	NETA IDD Part 1
Meter Operator Agent Id	N0135	NETA IDD Part 1
Meter Reading Difference	N0405	NETA IDD Part 1
Meter Reading Status	N0136	NETA IDD Part 1
Meter Reading Volume	N0137	NETA IDD Part 1
Meter Register ID	N0399	NETA IDD Part 1
Meter Serial Number	N0138	NETA IDD Part 1
Meter Volume	N0139	NETA IDD Part 1
Metered Volume Fixed Reallocation	N0140	NETA IDD Part 1
Metered Volume Percentage Reallocation	N0141	NETA IDD Part 1
Metering Subsystem ID	N0398	NETA IDD Part 1
Metering System Id	N0142	NETA IDD Part 1
Minimum Non Zero Time	N0261	NETA IDD Part 1
Minimum Non-Zero Time	T6030	CVA Data Catalogue Annex B
Minimum Outstation Channel Limit	N0403	NETA IDD Part 1
Minimum Zero Time	N0262	NETA IDD Part 1
Minimum Zero Time	T6029	CVA Data Catalogue Annex B
MVRN Effective From Date	N0366	NETA IDD Part 1
MVRN Effective To Date	N0367	NETA IDD Part 1
MVRN MVRNAA Id	N0311	NETA IDD Part 1
MVRN Reference Code	N0144	NETA IDD Part 1
MVRNA Id	N0145	NETA IDD Part 1
MVRNA Id 2	N0481	NETA IDD Part 1
MVRNA Name	N0146	NETA IDD Part 1
MVRNA Name 2	N0482	NETA IDD Part 1
MVRNAA Effective From Date	N0364	NETA IDD Part 1
MVRNAA Effective To Date	N0365	NETA IDD Part 1
MVRNAA Id	N0147	NETA IDD Part 1
MVRNAA key	N0148	NETA IDD Part 1
National Boundary Identifier	N0263	NETA IDD Part 1
National Grid Reference	N0149	NETA IDD Part 1
Net Energy Buy-Price Cost Adjustment	N0306	NETA IDD Part 1
Net Energy Buy-Price Cost Adjustment	N0419	NETA IDD Part 1
Net Energy Buy-Price Volume Adjustment	N0308	NETA IDD Part 1
Net Energy Buy-Price Volume Adjustment	N0417	NETA IDD Part 1
Net Energy Sell-Price Cost Adjustment	N0305	NETA IDD Part 1
Net Energy Sell-Price Cost Adjustment	N0420	NETA IDD Part 1
Net Energy Sell-Price Cost Adjustment	N0305	NETA IDD Part 1
Net Energy Sell-Price Volume Adjustment	N0307	NETA IDD Part 1
Net Energy Sell-Price Volume Adjustment	N0418	NETA IDD Part 1
Net Imbalance Volume	N0430	NETA IDD Part 1
Net System Buy-Price Volume Adjustment	N0415	NETA IDD Part 1
Net System Sell-Price Volume Adjustment	N0416	NETA IDD Part 1
NGC BM Unit Name	N0150	NETA IDD Part 1
NGC File Delimiter Space	T6035	CVA Data Catalogue Annex B
NGC Filename	N0329	NETA IDD Part 1
NIV Tagged EBVA	N0501	NETA IDD Part 1
NIV Tagged ESVA	N0502	NETA IDD Part 1
NIV Tagged SBVA	N0432	NETA IDD Part 1
NIV Tagged SSVA	N0433	NETA IDD Part 1
NIV Tagged System Total Unpriced Bid Volume	N0428	NETA IDD Part 1
NIV Tagged System Total Unpriced Offer Volume	N0429	NETA IDD Part 1
NIV Untagged EBCA² / Untagged EBCA³	N0434	NETA IDD Part 1
NIV Untagged EBVA² / Untagged EBVA³	N0435	NETA IDD Part 1
NIV Untagged ESCA² / Untagged ESCA³	N0436	NETA IDD Part 1
NIV Untagged ESVA² / Untagged ESVA³	N0437	NETA IDD Part 1
No Change to Existing Data (currently disabled)	N0483	NETA IDD Part 1
Non Interconnector Account Cumulative CA Credited Energy Volume	N0500	NETA IDD Part 1
Non Interconnector Account Period CA Credited Energy Volume	N0499	NETA IDD Part 1
Non Interconnector Credit Assessment Credited Energy Volume	N0496	NETA IDD Part 1
Non-Delivery Charge	N0151	NETA IDD Part 1
Notice to Deliver Bids	T6028	CVA Data Catalogue Annex B
Notice To Deliver Bids	N0264	NETA IDD Part 1
Notice To Deliver Offers	N0265	NETA IDD Part 1
Notice to Deliver Offers	T6027	CVA Data Catalogue Annex B
Notice to Deviate from Zero	T6026	CVA Data Catalogue Annex B
Notice To Deviate From Zero	N0266	NETA IDD Part 1
Notification Date	N0344	NETA IDD Part 1
Notification Period	N0346	NETA IDD Part 1
Offer Price	N0267	NETA IDD Part 1
Offer Price	T6009	CVA Data Catalogue Annex B
Offer Price	N0153	NETA IDD Part 1
Original Meter Reading	N0154	NETA IDD Part 1
Originally-priced Balancing Services Adjustment Action Volume	N0538	NETA IDD Part 1
Other BSC Party Id	N0355	NETA IDD Part 1
Other BSC Party P/C Flag	N0356	NETA IDD Part 1
Outstation Alarm Code	N0397	NETA IDD Part 1
Outstation Id	N0155	NETA IDD Part 1
PAR Tagged EBVA	N0503	NETA IDD Part 1
PAR Tagged ESVA	N0504	NETA IDD Part 1
Party Authentication Key Details	N0158	NETA IDD Part 1
Party Authentication Name	N0159	NETA IDD Part 1
Party Authentication Password	N0160	NETA IDD Part 1
Party Type	N0161	NETA IDD Part 1
Password	N0162	NETA IDD Part 1
Payment Date	N0345	NETA IDD Part 1
Payment Period	N0347	NETA IDD Part 1
Percentage Metered Volume Reallocation	N0163	NETA IDD Part 1
Percentage of Main Reading	N0400	NETA IDD Part 1
Percentage of Primary Reading	N0402	NETA IDD Part 1
Period BM Unit Balancing Services Volume	N0164	NETA IDD Part 1
Period BM Unit Bid Cashflow	N0165	NETA IDD Part 1
Period BM Unit Non-Delivered Bid Volume	N0166	NETA IDD Part 1
Period BM Unit Non-Delivered Offer Volume	N0167	NETA IDD Part 1
Period BM Unit Offer Cashflow	N0168	NETA IDD Part 1
Period BM Unit Originally-priced Bid Volume	N0544	NETA IDD Part 1
Period BM Unit Originally-priced Offer Volume	N0545	NETA IDD Part 1
Period BM Unit Repriced Bid Volume	N0542	NETA IDD Part 1
Period BM Unit Repriced Offer Volume	N0543	NETA IDD Part 1
Period BM Unit Tagged Bid Volume	N0540	NETA IDD Part 1
Period BM Unit Tagged Offer Volume	N0541	NETA IDD Part 1
Period BM Unit Total Accepted Bid Volume	N0169	NETA IDD Part 1
Period BM Unit Total Accepted Offer Volume	N0170	NETA IDD Part 1
Period BM Unit Total priced Accepted Bid volume	N0388	NETA IDD Part 1
Period BM Unit Total priced Accepted Offer volume	N0389	NETA IDD Part 1
Period BSSC Limited Costs	N0172	NETA IDD Part 1
Period Expected Metered Volume	N0173	NETA IDD Part 1
Period FPN	N0174	NETA IDD Part 1
Period Information Imbalance Volume	N0175	NETA IDD Part 1
Period RR Accepted Bid Volume	N0601	NETA IDD Part 1
Period RR Accepted Offer Volume	N0600	NETA IDD Part 1
Period RR Instructed Bid Deviation Volume	N0610	NETA IDD Part 1
Period RR Instructed Offer Deviation Volume	N0609	NETA IDD Part 1
Period Supplier BM Unit Delivered Volume	N0606	NETA IDD Part 1
Period Supplier BM Unit Non BM ABSVD Volume	N0636	NETA IDD Part 1
PN Level From	N0268	NETA IDD Part 1
PN Level From	T6001	CVA Data Catalogue Annex B
PN Level To	N0269	NETA IDD Part 1
PN Level To	T6003	CVA Data Catalogue Annex B
Point Id	N0039	NETA IDD Part 1
Point Type	N0322	NETA IDD Part 1
Post Code	N0176	NETA IDD Part 1
Price Derivation Code	N0439	NETA IDD Part 1
Production/Consumption Flag	N0177	NETA IDD Part 1
Production/Consumption Status	N0472	NETA IDD Part 1
Publication Date-Time	N0343	NETA IDD Part 1
Publishing Period Commencing Time	N0270	NETA IDD Part 1
QPN Level From	N0271	NETA IDD Part 1
QPN Level From	T6004	CVA Data Catalogue Annex B
QPN Level To	N0272	NETA IDD Part 1
QPN Level To	T6005	CVA Data Catalogue Annex B
Quarter Hour Period	N0602	NETA IDD Part 1
Recipient Contract Volume	N0484	NETA IDD Part 1
Recipient MV Fixed Reallocation	N0487	NETA IDD Part 1
Recipient MV Percentage Reallocation	N0488	NETA IDD Part 1
Registration Effective From Date	N0183	NETA IDD Part 1
Registration Effective To Date	N0184	NETA IDD Part 1
Registration Status	N0185	NETA IDD Part 1
Registration Type	N0186	NETA IDD Part 1
Rejection Reason	N0187	NETA IDD Part 1
Replacement Price	N0531	NETA IDD Part 1
Replacement Price Calculation Volume	N0532	NETA IDD Part 1
Replacement Reserve Instruction Flag	N0607	NETA IDD Part 1
Replacement Reserve Schedule Flag	N0608	NETA IDD Part 1
Report End Date	N0188	NETA IDD Part 1
Report Requirement	N0480	NETA IDD Part 1
Report Snapshot Time	N0368	NETA IDD Part 1
Report Start Date	N0191	NETA IDD Part 1
Report Start Period	N0373	NETA IDD Part 1
Report Type	N0192	NETA IDD Part 1
Repriced Balancing Services Adjustment Action Volume	N0537	NETA IDD Part 1
Requesting Registrant	N0193	NETA IDD Part 1
Residual Cashflow Reallocation Charge	N0194	NETA IDD Part 1
Residual Cashflow Reallocation Denominator	N0395	NETA IDD Part 1
Residual Cashflow Reallocation Proportion	N0195	NETA IDD Part 1
RR Activation Volume	N0613	NETA IDD Part 1
RR Aggregated Unpriced System Buy Action Volume	N0598	NETA IDD Part 1
RR Aggregated Unpriced System Sell Action Volume	N0599	NETA IDD Part 1
RR Auction MRID	N0615	NETA IDD Part 1
RR Bid Resolution	N0623	NETA IDD Part 1
RR Cashflow	N0593	NETA IDD Part 1
RR Divisible	N0616	NETA IDD Part 1
RR Exclusive Bid ID	N0619	NETA IDD Part 1
RR Flow Direction	N0621	NETA IDD Part 1
RR Instructed Deviation Cashflow	N0594	NETA IDD Part 1
RR Interconnector Schedule Volume	N0604	NETA IDD Part 1
RR Linking Bid ID	N0617	NETA IDD Part 1
RR Minimum Quantity	N0626	NETA IDD Part 1
RR MRID	N0614	NETA IDD Part 1
RR Multipart Bid ID	N0618	NETA IDD Part 1
RR Position	N0624	NETA IDD Part 1
RR Quantity Activated	N0629	NETA IDD Part 1
RR Quantity Offered	N0625	NETA IDD Part 1
RR Status	N0620	NETA IDD Part 1
RR Time Interval End Time	N0634	NETA IDD Part 1
RR Time Interval Start Time	N0622	NETA IDD Part 1
Run Down Elbow 2	N0278	NETA IDD Part 1
Run Down Elbow 3	N0279	NETA IDD Part 1
Run Down Rate 1	N0280	NETA IDD Part 1
Run Down Rate 2	N0281	NETA IDD Part 1
Run Down Rate 3	N0282	NETA IDD Part 1
Run Up Elbow 2	N0273	NETA IDD Part 1
Run Up Elbow 3	N0274	NETA IDD Part 1
Run Up Rate 1	N0275	NETA IDD Part 1
Run Up Rate 2	N0276	NETA IDD Part 1
Run Up Rate 3	N0277	NETA IDD Part 1
Run-Down Elbow 2	T6022	CVA Data Catalogue Annex B
Run-Down Elbow 3	T6024	CVA Data Catalogue Annex B
Run-Down Rate 1	T6021	CVA Data Catalogue Annex B
Run-Down Rate 2	T6023	CVA Data Catalogue Annex B
Run-Down Rate 3	T6025	CVA Data Catalogue Annex B
Run-Up Elbow 2	T6017	CVA Data Catalogue Annex B
Run-Up Elbow 3	T6019	CVA Data Catalogue Annex B
Run-Up Rate 1	T6016	CVA Data Catalogue Annex B
Run-Up Rate 2	T6018	CVA Data Catalogue Annex B
Run-Up Rate 3	T6020	CVA Data Catalogue Annex B
SAA CDCA Run Number	N0385	NETA IDD Part 1
SAA Run Number	N0304	NETA IDD Part 1
Secondary Channel Number	N0411	NETA IDD Part 1
Secondary Outstation Id	N0410	NETA IDD Part 1
Sell-Price Price Adjustment	N0371	NETA IDD Part 1
Sequence Number	N0198	NETA IDD Part 1
Sett Date	N0340	NETA IDD Part 1
Settlement Date	N0200	NETA IDD Part 1
Settlement Period	N0201	NETA IDD Part 1
Settlement Run Date	N0348	NETA IDD Part 1
Settlement Run Type	N0202	NETA IDD Part 1
Short Continuous Acceptance Flag	N0390	NETA IDD Part 1
Signatory Name	N0203	NETA IDD Part 1
SO-Flag	N0513	NETA IDD Part 1
SPN Demand	N0283	NETA IDD Part 1
SPN Generation	N0284	NETA IDD Part 1
Stable Export Limit	T6031	CVA Data Catalogue Annex B
Stable Export Limit	N0285	NETA IDD Part 1
Stable Import Limit	T6032	CVA Data Catalogue Annex B
Stable Import Limit	N0286	NETA IDD Part 1
Stage 2 Participant Id	N0207	NETA IDD Part 1
Start Time Of Half Hr Period	N0287	NETA IDD Part 1
Subsidiary Party Id	N0208	NETA IDD Part 1
Subsidiary Party Name	N0210	NETA IDD Part 1
Subsidiary Party Production/Consumption Flag	N0209	NETA IDD Part 1
SVA Run Date	N0353	NETA IDD Part 1
SVAA CDCA Run Number	N0384	NETA IDD Part 1
SVAA CDCA Settlement Date	N0383	NETA IDD Part 1
SVAA SSR Run Number	N0211	NETA IDD Part 1
System Buy Price	N0212	NETA IDD Part 1
System Operator BM Cashflow	N0213	NETA IDD Part 1
System Operator Consumption Imbalance[redundant]	N0336	NETA IDD Part 1
System Operator Production Imbalance[redundant]	N0335	NETA IDD Part 1
System Sell Price	N0215	NETA IDD Part 1
System Total Priced Accepted Bid Volume	N0393	NETA IDD Part 1
System Total Priced Accepted Offer Volume	N0394	NETA IDD Part 1
System Total Unpriced Accepted Bid Volume	N0386	NETA IDD Part 1
System Total Unpriced Accepted Offer Volume	N0387	NETA IDD Part 1
Tagged Balancing Services Adjustment Action Volume	N0536	NETA IDD Part 1
Telephone No	N0218	NETA IDD Part 1
Termination Reason	N0341	NETA IDD Part 1
TERRE Clearing Price	N0605	NETA IDD Part 1
Test Data Flag	N0219	NETA IDD Part 1
The above four renamed items will be put into alphabetical sequence for the integer version of this Annex.
Time From	T6000	CVA Data Catalogue Annex B
Time From	N0288	NETA IDD Part 1
Time from	N0220	NETA IDD Part 1
Time To	N0289	NETA IDD Part 1
Time To	N0221	NETA IDD Part 1
Time To	T6002	CVA Data Catalogue Annex B
To Participant Id	N0222	NETA IDD Part 1
To Role Code	N0223	NETA IDD Part 1
To Settlement Date	N0450	NETA IDD Part 1
To Settlement Period	N0362	NETA IDD Part 1
Total NIV Tagged Volume	N0431	NETA IDD Part 1
Total Period Applicable Balancing Services Volume	N0438	NETA IDD Part 1
Total System Accepted Bid Volume	N0216	NETA IDD Part 1
Total System Accepted Offer Volume	N0217	NETA IDD Part 1
Total System Adjustment Buy Volume	N0524	NETA IDD Part 1
Total System Adjustment Sell Volume	N0523	NETA IDD Part 1
Total System BM Cashflow	N0333	NETA IDD Part 1
Total System Energy Contract Volume	N0224	NETA IDD Part 1
Total System Energy Imbalance Cashflow	N0225	NETA IDD Part 1
Total System Energy Imbalance Volume	N0226	NETA IDD Part 1
Total System Information Imbalance Charge	N0227	NETA IDD Part 1
Total System Non-Delivery Charge	N0228	NETA IDD Part 1
Total System Originally-priced Accepted Bid Volume	N0521	NETA IDD Part 1
Total System Originally-priced Accepted Offer Volume	N0522	NETA IDD Part 1
Total System Originally-priced Adjustment Buy Volume	N0530	NETA IDD Part 1
Total System Originally-priced Adjustment Sell Volume	N0529	NETA IDD Part 1
Total System Period Credited Energy Volume	N0229	NETA IDD Part 1
Total System Repriced Accepted Bid Volume	N0519	NETA IDD Part 1
Total System Repriced Accepted Offer Volume	N0520	NETA IDD Part 1
Total System Repriced Adjustment Buy Volume	N0528	NETA IDD Part 1
Total System Repriced Adjustment Sell Volume	N0527	NETA IDD Part 1
Total System Residual Cashflow	N0230	NETA IDD Part 1
Total System RR Cashflow	N0595	NETA IDD Part 1
Total System Tagged Accepted Bid Volume	N0517	NETA IDD Part 1
Total System Tagged Accepted Offer Volume	N0518	NETA IDD Part 1
Total System Tagged Adjustment Buy Volume	N0526	NETA IDD Part 1
Total System Tagged Adjustment Sell Volume	N0525	NETA IDD Part 1
Total Trading Unit Metered Volume	N0231	NETA IDD Part 1
Total Volume Estimated In Report	N0294	NETA IDD Part 1
Traded Price	N0426	NETA IDD Part 1
Traded Volume	N0427	NETA IDD Part 1
Trading Agent Name	T6037	CVA Data Catalogue Annex B
Trading Unit Name	N0232	NETA IDD Part 1
Transaction	N0369	NETA IDD Part 1
Transmission Loss Factor	N0233	NETA IDD Part 1
Transmission Loss Multiplier	N0234	NETA IDD Part 1
Volume	N0516	NETA IDD Part 1
Volume of GB Need Met	N0603	NETA IDD Part 1
Working Days SAA After Settlement	N0351	NETA IDD Part 1
Working Days SAA Before Notification	N0352	NETA IDD Part 1
Zone	N0238	NETA IDD Part 1

Item name:	Bid Price
Item reference:	T6010
Item ownership:	NETSO
Item	Bid Price
Units:	None
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(7,2) ]
Physical	[9]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Bid-Offer Level From
Item reference:	T6007
Item ownership:	NETSO
Item	Bid-Offer Level From
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Bid-Offer Level To
Item reference:	T6008
Item ownership:	NETSO
Item	Bid-Offer Level To
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Bid-Offer Pair Number
Item reference:	T6006
Item ownership:	NETSO
Item	Bid-Offer Pair Number
Units:	None
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(1) ]
Physical	[2]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	BM Unit Name (NGC)
Item reference:	T6036
Item ownership:	NETSO
Item	BM Unit Name of up to 9 characters
Units:	None
Valid Set:
Validation:	Within Format
Domain:	Text
Logical Format:	CHAR(9)
Physical	9
Notes:	This Data Item is present in File Ref. EDT01 Differs from Logica 'BM Unit Name' by being only 9 characters long instead of 30.

Item name:	Effective Time
Item reference:	T6015
Item ownership:	NETSO
Item	Effective Time
Units:	None
Valid Set:
Validation:	Within Format
Domain:	NGCDateTime
Logical Format:	[ DATETIME ]
Physical	[14]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Maximum Delivery Period
Item reference:	T6034
Item ownership:	NETSO
Item	Maximum Delivery Period
Units:	Minutes
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(3) ]
Physical	[3]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Maximum Delivery Volume
Item reference:	T6033
Item ownership:	NETSO
Item	Maximum Delivery Volume
Units:	MWh
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Maximum Export Level From
Item reference:	T6011
Item ownership:	NETSO
Item	Maximum Export Level From
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Maximum Export Level To
Item reference:	T6012
Item ownership:	NETSO
Item	Maximum Export Level To
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Maximum Import Level From
Item reference:	T6013
Item ownership:	NETSO
Item	Maximum Import Level From
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Maximum Import Level To
Item reference:	T6014
Item ownership:	NETSO
Item	Maximum Import Level To
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Minimum Non-Zero Time
Item reference:	T6030
Item ownership:	NETSO
Item	Minimum Non-Zero Time
Units:	Minutes
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(3) ]
Physical	[3]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Minimum Zero Time
Item reference:	T6029
Item ownership:	NETSO
Item	Minimum Zero Time
Units:	Minutes
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(3) ]
Physical	[3]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	NGC File Delimiter Space
Item reference:	T6035
Item ownership:	NETSO
Item	NGC File Delimiter Space
Units:	None
Valid Set:
Validation:	Within Format
Domain:	Text
Logical Format:	[ CHAR(80) ]
Physical	[80]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Notice to Deliver Bids
Item reference:	T6028
Item ownership:	NETSO
Item	Notice to Deliver Bids
Units:	Minutes
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(5) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Notice to Deliver Offers
Item reference:	T6027
Item ownership:	NETSO
Item	Notice to Deliver Offers
Units:	Minutes
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(5) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Notice to Deviate from Zero
Item reference:	T6026
Item ownership:	NETSO
Item	Notice to Deviate from Zero
Units:	Minutes
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(3) ]
Physical	[3]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Offer Price
Item reference:	T6009
Item ownership:	NETSO
Item	Offer Price
Units:	None
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(7,2) ]
Physical	[9]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	PN Level From
Item reference:	T6001
Item ownership:	NETSO
Item	PN Level From
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	PN Level To
Item reference:	T6003
Item ownership:	NETSO
Item	PN Level To
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	QPN Level From
Item reference:	T6004
Item ownership:	NETSO
Item	QPN Level From
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	QPN Level To
Item reference:	T6005
Item ownership:	NETSO
Item	QPN Level To
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Down Elbow 2
Item reference:	T6022
Item ownership:	NETSO
Item	Run-Down Elbow 2
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Down Elbow 3
Item reference:	T6024
Item ownership:	NETSO
Item	Run-Down Elbow 3
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Down Rate 1
Item reference:	T6021
Item ownership:	NETSO
Item	Run-Down Rate 1
Units:	MW/minute
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(4,1) ]
Physical	[6]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Down Rate 2
Item reference:	T6023
Item ownership:	NETSO
Item	Run-Down Rate 2
Units:	MW/minute
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(4,1) ]
Physical	[6]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Down Rate 3
Item reference:	T6025
Item ownership:	NETSO
Item	Run-Down Rate 3
Units:	MW/minute
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± NUM(4,1) ]
Physical	[6]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Up Elbow 2
Item reference:	T6017
Item ownership:	NETSO
Item	Run-Up Elbow 2
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Up Elbow 3
Item reference:	T6019
Item ownership:	NETSO
Item	Run-Up Elbow 3
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Up Rate 1
Item reference:	T6016
Item ownership:	NETSO
Item	Run-Up Rate 1
Units:	MW/minute
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(4,1) ]
Physical	[6]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Up Rate 2
Item reference:	T6018
Item ownership:	NETSO
Item	Run-Up Rate 2
Units:	MW/minute
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(4,1) ]
Physical	[6]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Run-Up Rate 3
Item reference:	T6020
Item ownership:	NETSO
Item	Run-Up Rate 3
Units:	MW/minute
Valid Set:
Validation:	Within Format
Domain:	Real
Logical Format:	[ ± NUM(4,1) ]
Physical	[6]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Stable Export Limit
Item reference:	T6031
Item ownership:	NETSO
Item	Stable Export Limit
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ INT(4) ]
Physical	[4]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Stable Import Limit
Item reference:	T6032
Item ownership:	NETSO
Item	Stable Import Limit
Units:	MW
Valid Set:
Validation:	Within Format
Domain:	Integer
Logical Format:	[ ± INT(4) ]
Physical	[5]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Time From
Item reference:	T6000
Item ownership:	NETSO
Item	Time From
Units:	None
Valid Set:
Validation:	Within Format
Domain:	NGCDateTime
Logical Format:	[ DATETIME ]
Physical	[14]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Time To
Item reference:	T6002
Item ownership:	NETSO
Item	Time To
Units:	None
Valid Set:
Validation:	Within Format
Domain:	NGCDateTime
Logical Format:	[ DATETIME ]
Physical	[14]
Notes:	This Data Item is present in File Ref. EDT01

Item name:	Trading Agent Name
Item reference:	T6037
Item ownership:	NETSO
Item	Trading Agent Name
Units:	None
Valid Set:
Validation:	Within Format
Domain:	Text
Logical Format:	CHAR(9)
Physical	9
Notes:	This Data Item is present in File Ref. EDT01

1 This file will be the ‘Qualification Status’, but the Item Name is unchanged to maintain consistency with the IDD database.

2 For Settlement Days before the P194 Implementation Date

3 For Settlement Days on or after the P194 Implementation Date

CONTENTS

CVA Data Catalogue: Annex B: Data Dictionary

Annex B: Data Dictionary