Grid Code Modifications

This table includes modifications included in Grid Code version 6 and modifications approved and proposed since the issue of Grid Code version 6. 

MPID

Title

Status

Effective Date

Grid Code Version

302 MPID 302 Correction 220kVGraph Remote End Interconnector
Converter Station
     
301 MPID 301 NCER SOGL Alert States      
229(a) MPID 229(a) RoCoF Implementation MPID229      
300 MPID 300 Solar PV Signal Requirements MPID 300 Recommendation Paper 09/11/2022 – CRU Approval  
299 MPID 299 FERA Reduction of Aggregator Limit to 1 MW MPID 299 Recommendation Paper
 
 
298 MPID 298 GridCode v9 Housekeeping MPID 298 Recommendation Paper 09/11/2022 – CRU Approval
 
 
297 MPID 297 Correction PPM RfG Non RfG Frequency Periods MPID 297 Recommendation Paper 09/11/2022 – CRU Approval
 
 
296 MPID 296 Correction of Wind Powered Controllable PPMs MPID 296 Recommendation Paper 09/11/2022 – CRU Approval
 
11
278 MPID 278 Correction Reactive Power Capability Requirements (Revised) MPID 278 Recommendation Paper 17/12/2021 - CRU Approval 11
294 MPID 294 Align the Grid Code to the GCRP Constitution MPID 294 Recommendation Paper 09/11/2022 – CRU Approval
 
 
293 MPID 293 DRAI DSU Maximum Down Time MPID 293 Recommendation Paper    
292 MPID 292 Incorporation HVDC Operational Notification Process DC-connected PPMs 

MPID 292 Recommendation Paper

17/12/2021 - CRU Approval 11
291 MPID 291 Incorporation HVDC Operational Notification Process Interconnectors

MPID 291 Recommendation Paper

17/12/2021 - CRU Approval 11
290 MPID 290 Incorporation HVDC Derogation Process 

MPID 290 Recommendation Paper

17/12/2021 - CRU Approval 11
289

MPID 289 Incorporation HVDC Parameters

MPID 289 GC10 HVDC Article Incorporation Locations

MPID 289 GC10 Red Line Version

MPID 289 GC10 Green Line Version

Demarcation and Future Harmonisation Methodology 

MPID 289 Recommendation Paper

17/12/2021 - CRU Approval 11
288 MPID 288_BlackStart Test Intervals Emergency Restoration Network Code  MPID 288 Recommendation  18/05/2021 - CRU Approval 10
287 MPID 287_Meteorological Signal Requirements  MPID 287 Recommendation Paper  18/05/2021 - CRU Approval 10
286 MPID 286 Correction of Voltage Graphs110kV 220kV Systems Transmission  MPID 286 Recommendation Paper  18/05/2021 - CRU Approval 10
285 MPID 285 Correction of RfG Derogation Process Form References  MPID 285 Recommendation Paper  18/05/2021 - CRU Approval 10
284

 

MPID 284 PC.A8.2 and PC.A8.5 Simulation Compliance

 

MPID 284 Recommendation Paper

06/11/2020 – CRU Approval 9
283

 

MPID 283 Correction of PPM1.3.2 List

 

MPID 283 Recommendation Paper

06/11/2020 – CRU Approval

9
282

 

MPID 282 Incorporation of DCC Operational Notification Process

 

MPID 282 Recommendation Paper

06/11/2020 – CRU Approval

9
281

 

MPID 281 Incorporation of DCC Derogation Process

 

MPID 281 Recommendation Paper

06/11/2020 – CRU Approval

9
280

 

MPID 280 Correction of Duplication OC.9.4.1 

 

MPID 280 Recommendation Paper

06/11/2020 – CRU Approval

9
279

 

MPID 279 Correction of Connection Voltage Graphs PPM1.6.3.4

 

MPID 279 Recommendation Paper

06/11/2020 – CRU Approval 9
278

 

MPID 2778 MPID 278 Correction of Reactive Power CC.7.3.6.1

 

MPID 278 Recommendation Paper - WITHDRAWN

   
277  

MPID 277 Clarification of PPM FRT Requirements PPM1.4.2(c)

The TSO came to the conclusion that no modification was required to the Grid Code. It was agreed with IWEA that the TSO will issue a Grid Code clarification note along with guiding principles to be used when assessing Grid Code compliance.

   
276 (a)– revised

 

MPID 276 (a) Revised Incorporation of the approved Network Demand Connection Code

 

MPID 276 (a) Revised Recommendation Paper

06/10/2020 - CRU Approval 9
276

MPID 276 Proposal Papers

  • Incorporation of the approved European Network Demand Connection Code (DCC).
  • Incorporation of the approved European Network Code Requirements for Generators – Operational Notification Procedure.
  • Incorporation of the approved European Network Code Requirements for Generators – Derogation Process.
  • Housekeeping Modification.
MPID 276 Recommendation Papers
 

12/03/2020 – Partial approval from CRU for MPID 276 (b) (c) and (d). 

MPID 276 (a) - decision deferred by the CRU.

8.1
275

Proposal_MPID275_Integration_RfG_GridCode

Proposal_MPID275_GC8_RfG_ArticleIncorporationLocations

Proposal_DemarcationAndFutureHarmonisationMethodology

Proposal_MPID275_GC8_RedLineVersion

Proposal_MPID275_GC8_GreenLineVersion

Recommendation_MPID275_Integration_RfG_GridCode

Recommendation_MPID275_GC8_RfG_ArticleIncorporationLocations

Recommendation_MPID275_GC8_RedLineVersion

Recommendation_MPID275_GC8_GreenLineVersion

 

14/06/2019 - CRU Approval 8
274 MPID 274 Housekeeping – Transmission System Security Planning Standards

MPID 274 Recommendation Paper

06/11/2018 – CRU Approval

7
273 MPID 273 Met Mast Proposal

MPID 273 Recommendation Paper

06/11/2018 – CRU Approval

7
272 MPID 272 Clarification to Grid Connected Transformer Neutral Earthing Requirements MPID 272 Recommendation Paper 30/04/2018 – CRU Approval 7
271 (a)

MPID271 (a) Scheduling And Dispatch For ISEM Revised Version SDC.4.10 (c)

MPID 271(a) Recommendation Paper

Cutover Time - CRU Approval

7
271

MPID 271 Modification Proposal Cover Letter

MPID 271 Proposed Modifications Required for I-SEM - Ireland Grid Code

MPID 271 Red Line Version of Proposed Modifications

MPID 271 Green Line Version of Proposed Modifications

Consultation response period is closed

Cutover Time - CRU Approval

7
270 Proposed Housekeeping Modification WFPS 1.6.2.5 MPID 270 Recommendation Paper 04/05/2017 - CER Approval 7
269 MPID 269 Power Park Proposal MPID 269 Power Park Module Recommendation Paper 10/10/2016 - CER Approval 7
268

MPID 268 Outturn Availability Proposal

MPID 268 Supplementary Note

MPID 268 Outturn Availability Recommendation Paper 10/10/2016 - CER Approval  
239

MPID 239 Dynamic Models Proposal

TSO Position Paper on Retrospective Application of MPID 239

Dynamic Model Validation Guidelines Draft

Dynamic Models Specifications for Users

Note on Electromagnetic  Transient Models

MPID 239 Dynamic Models Recommendation Paper

 

MPID 239 Dynamic Models Recommendation Supporting Paper

01/06/2016 - CER Approval 7
267

MPID 267 Failure to Follow Notice to Synchronise Definition Proposal

MPID 267 Recommendation Paper

22/03/16 - CER Approval 7

266

MPID 266 Acronyms Proposal‌‌‌

MPID 266 Recommendation Paper

28/09/15 - CER Approval

7

265

MPID 265 Reactive Power‌‌

ON HOLD

Proposed Modification 11 February 2015

Proposed Modification 12 November 2014

 

 

264

‌‌MPID 264 Power Quality Harmonics‌

MPID 264 Power Quality Recommendation Paper

28/09/15 - CER Approval

7

263

Grid Code Constitution and Rules Version 6‌

Proposed Modification 11 February 2015

Proposed Modification 12 November 2014

Constitution and Rules of the Grid Code Review Panel

 

 

262

MPID 262 WFPS Curve 2‌

ON HOLD

‌Proposed Modification 11 February 2015

Proposed Modification 12 November 2014

 

 

261

MPID 261 Connection Offers 

MPID 261 Connections Offers Recommendation Paper

28/09/15 - CER Approval

7

260

Housekeeping of WFPS clause WFPS1.5.4.1‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

259

Definition Re-ordering‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

258

DSU Signal List‌‌‌

‌ APPROVED

19/01/15 - CER Approval

6

257

MPID 257 DSU Performance Monitoring (GCRP 40)‌‌‌‌

DSU Performance Monitoring‌‌‌ (GCRP 39)

MPID 257 DSU Performance Monitoring of DSU Dispatch Instructions Recommendation

25/09/15 - CER Approval

7

256

DSU Notice Time‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

255

DSU Housekeeping‌‌‌

‌MPID 255 Recommendation Paper- APPROVED

19/01/15 - CER Approval

6

254

MPID 254 DSU Frequency Requirements (GCRP 40)‌‌‌‌

DSU Frequency Requirements‌‌‌ (GCRP 39)

MPID 254 DSU Frequency Requirements Recommendation Paper

28/09/15 - CER Approval

7

253

DSU Application‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

252

‌‌‌MPID 252 POR Definition‌

MPID 252 Recommendation Paper

28/09/15 - CER Approval

7

251

WFPS Active Power Control‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

250

WFPS Signal Lists‌‌‌

 

MPID 250 Recommendation Paper 

28/09/15 - CER Approval

7

249

Interconnector AGC‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

248

WFPS Voltage Regulation‌‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

247

DS3 Clarification Post Fault Active Power Recovery‌‌

Recommendation Paper - APPROVED

19/01/15 - CER Approval

6

246 

Housekeeping DS3 Reactive Power‌

Recommendation Paper‌ - APPROVED

24/02/14 - CER Approval

6

245 

Housekeeping DS3 Frequency Response‌

MPID245 Recommendation Paper - APPROVED

15/04/14 

6

244

Housekeeping of Clause OC10.4.5.2‌

Recommendation Paper‌ - APPROVED

24/02/14  - CER Approval

6

229 RoCof Definition Proposal Recommendation Paper APPROVED IN PRINCIPLE
RoCof Definition Proposal
Rate of Change Frequency Decision Paper
Approved in Principle – 04/04/2014  
223 ‌MPID 223 Fail to Sync November 2014

MPID 223 Fail to Sync Recommendation Paper

ESB GWN Letter to CER on MPID 223 Fail to Sync
28/09/15 – CER Approval 7
17/12/2021 - CRU Approval