Grid Code Amendments

National Grid invites comments on the proposed amendments to the Grid Code described in the following Consultation Papers.

A/10 - Compliance

01 December 2011
A/10 Final Report to the Authority Volume 2 (version 2)
11419 KB
01 December 2011
A/10 Final Report to the Authority Volume 1 (version 2)
311 KB
11 August 2011
A/10 Final Report to the Authority - Volume 2 (version 1)
6947 KB
11 August 2011
A/10 Final Report to the Authority - Volume 1 (version 1)
291 KB
18 March 2011
Further Consultation Industry Information Workshop Slides
274 KB
08 February 2011
A/10: Further Consultation Version 1 (v1.1)
Response date extended to 8th April 2011
68 KB
08 February 2011
A/10: Further Consultation Volume 2 (v1.1)
This document contains the legal drafting that supports the A/10 modification
3954 KB
17 May 2010
A/10: Consultation Paper V1.2
3783 KB
13 April 2010
Compliance Industry information slides
730 KB
24 February 2010
Consequential Code Changes v1.0
75 KB
05 February 2010
A/10: Consultation Paper
Response date: 1st April 2010
7368 KB

B/10 - Record of Inter-System Safety Precautions (RISSP)

30 November 2011
B/10 - Report to the Authority
Submitted to the Authority for a decision on 30th November 2011
690 KB
05 February 2010
B/10: Consultation Paper
Response date: 30th March 2010
36 KB

A/11 - Black Start

05 August 2011
A/11 Authority Decision Letter
183 KB
01 July 2011
A/11 - Report to the Authority
Submitted to the Authority for a decision on 1st July 2011
412 KB
01 April 2011
A/11 - Industry Consultation
Responses to this consultation are to be received by 6th May 2011.
175 KB

B/11 - Provisions for Electronic Communication of System Warnings between NGET and Users

25 October 2011
B/11 - Authority Decision Letter
47 KB
20 September 2011
B/11 - Report to the Authority
1243 KB
27 May 2011
B/11 - Industry Consultation
Responses to this consultation are to be received by 27th June 2011
156 KB

Offshore Generator Build

15 December 2010
Annex to DECC Letter
This document contains the modifications to the Grid Code which are required to be implemented by 31st December 2010
1226 KB
15 December 2010
DECC Letter
A letter from the Minister of Energy instructing National Grid to make changes to the Grid Code for purposes connected with offshore transmission
182 KB

C/10 - Grid Code Requirement for Electronic Communication Facilities between NGET and BM Participants

09 September 2011
C/10 Authority Decision
C/10 was approved by the Authority on 8th September 2011 with an implementation date of 23rd September 2011
183 KB
04 August 2011
C/10: Report to the Authority
This Report to the Authority was submitted on 4th August 2011 for a decision.
1406 KB
20 June 2011
C/10: Industry Consultation
Responses to this consultation are to be received by 18th July 2011
481 KB

C/11 - BM Unit Data from Intermittent Generation

05 October 2011
Consultation Response - RWE
36 KB
05 October 2011
Consultation Response - EON UK
45 KB
05 October 2011
Consultation Response - Elexon
133 KB
05 October 2011
Consultation Response - Drax Power
114 KB
05 October 2011
Consultation Response - Scottish Power (2)
27 KB
05 October 2011
Consultation Response - Scottish Power (1)
14 KB
18 May 2011
C/11 - Industry Consultation
Responses to this consultation are to be received by 16th June 2011
1116 KB

D/11 - System to Generator Operational Intertripping Schemes

28 November 2011
Consultation Response - RWE
38 KB
28 November 2011
Consultation Response - Scottish Power
12 KB
28 November 2011
Consultation Response - EON UK
45 KB
28 November 2011
Consultation Response - EDF Energy
73 KB
20 May 2011
D/11 Industry Consultation
Responses to this consultation are to be received by 20th June 2011
158 KB

E/11 Reactive Despatch Network Restrictions

12 October 2011
E/11 - Authority Decision
E/11 was approved by the Authority on 10th October 2011. An implementation date will be determined following an Authority decision on consequential CUSC Modification CMP199.
180 KB
05 September 2011
E/11 Report to the Authority
602 KB
12 July 2011
E/11 - Industry Consultation
Responses to this consultation are to be received by 8th August 2011
266 KB

F/11 Generator Led Due Diligence Review

03 February 2012
F/11 Industry Consultation
Responses are requested by 02 March 2012
185 KB
03 February 2012
F/11 Annexes
2426 KB

G/11 Grid Code Housekeeping Modifications

17 January 2012
G/11 Authority Decision
166 KB
04 January 2012
G/11 Report to the Authority
1038 KB
28 November 2011
G/11 Industry Consultation
Responses to this consultation are to be received by 19 December 2011
982 KB

H/11 Data Validation, Consistency and Defaulting Rules

08 February 2012
H/11 - Report to the Authority - Annexes
Submitted to the Authority for a decision on 7th February 2012
865 KB
08 February 2012
H/11 - Report to the Authority
Submitted to the Authority for a decision on 7th February 2012
211 KB
28 November 2011
H/11 Associated Informal Consultation
Responses to this consultation are to be received by 28 December 2011
408 KB
28 November 2011
H/11 Industry Consultation
Responses to this consultation are to be received by 28 December 2011
135 KB
 

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