Market Code Changes Implemented since 2015
This page lists all the Market Code changes implemented since the start of 2015; the most recent changes are shown at the top of the page:
Ref
MCCP296
Originator
CMA
TP Date
Description
WCDS Drafting
Market Documents
Market Code
Effective Date
19 Sep 2024
Links
MCCP296 WCDS drafting vD.1.pdf (140KB pdf)
Supporting Documents
MCCP296 Final Report.pdf (53KB pdf)
Ref
MCCP292; MCCP299
Originator
Scottish Water; CMA
TP Date
2023-06-23; 2023-08-17
Description
GAP Site process improvements in line with OCCP072 ; Creation of additional obligations on Trading Parties in relation to the confidentiality of Market Data
Market Documents
Market Code
Effective Date
21 Sep 2023
Links
MCCP292 Gap Sites Process Improvements D.2.pdf (180KB pdf)
MCCP299 Market Data Confidentiality vD.1.pdf (164KB pdf)
Supporting Documents
MCCP292 Final Report v2.doc (73KB doc)
MCCP299 Final Report.pdf (59KB pdf)
Comments
Ref
MCCP288
Originator
CMA
TP Date
16 Feb 2023
Description
March 2023 CSD Drafting
Market Documents
Market Code
Effective Date
23 Mar 2023
Links
MCCP288 March 2023 Drafting vD.2.pdf (242KB pdf)
Supporting Documents
MCCP288 Final Report.pdf (67KB pdf)
Comments
Ref
MCCP266 MCCP283
Originator
CMA
TP Date
18 Aug 2022
Description
Consolidation of settlement CSDs (205 and 207)
Market Documents
CSD0201 CSD0205 CSD0207 Market Code
Effective Date
22 Sep 2022
Links
MCCP266 Settlement CSDs vD.1.pdf (188KB pdf)
MCCP283 Sept 2022 Drafting vD.1.pdf (187KB pdf)
Supporting Documents
MCCP266 Settlement CSDs vD.1.pdf (188KB pdf)
MCCP283 Final Report.pdf (56KB pdf)
MCCP266 Final Report.pdf (94KB pdf)
Comments
Ref
MCCP272
Originator
CMA
TP Date
17 Feb 2022
Description
Schedule 25, Section 4.1.3 ii Typo “But but” to change to “but”
Market Documents
Market Code
Effective Date
24 Mar 2022
Links
MCCP272 March 2022 CSD Drafting vD.1.pdf (130KB pdf)
Supporting Documents
MCCP272 Final Report.pdf (57KB pdf)
Comments
Ref
MCCP259 MCCP268 CC
Originator
CMA
TP Date
22 Apr 2021
Description
Updates to SPID Transfer Updates to SPID Transfer Process; Covid 19 Documentation Update Process Covid 19 Documentation Update
Market Documents
Market Code
Effective Date
23 Sep 2021
Links
MCCP259 SPID Transfers vD.4.pdf (222KB pdf)
Supporting Documents
MCCP259 Final Report.pdf (58KB pdf)
Comments
Ref
MCCP241-CC MCCP249-CC
Originator
WICS
TP Date
2020-04-23 & 2020-08-20
Description
MCCP241-CC Introduction of a SPID Assignment process on CS. MCCP249-CC Adds additional criteria to allow an LP to drop out of the POLR / GAP process if their Market Share is likely to fall below 20%.
Market Documents
Market Code
Effective Date
24 Sep 2020
Links
MCCP241 - CC Assignment of SPIDs vD.1.pdf (213KB pdf)
MCCP249 - CC POLR & GS Opt Outs vD.1.pdf (236KB pdf)
Supporting Documents
Comments
Ref
MCCP253-CC & MCCP254-CC
Originator
WICS
TP Date
NA
Description
Wholesale Charge Deferral Scheme
Market Documents
Market Code CSD0104 Part 1 CSD0202
Effective Date
06 Jul 2020
Links
MCCP253 - CC Further WCDS Arrangements vD.1.pdf (219KB pdf)
MCCP254 - CC Further WCDS Arrangements vD.1.pdf (200KB pdf)
Supporting Documents
Comments
Ref
MCCP251-CC & MCCP249-CC
Originator
WICS
TP Date
NA
Description
Wholesale Charge Deferral Scheme & POLR & GS Opt Outs
Market Documents
Market Code, CSD0104 Part 1 & CSD0301
Effective Date
14 May 2020
Links
MCCP249 - CC POLR & GS Opt Outs vD.1.pdf (236KB pdf)
Supporting Documents
Comments
Ref
MCCP243, MCCP246
Originator
Wave, CMA
TP Date
2019-10-17, 2020-02-20
Description
Critical Sites, March 2020 CSD Drafting
Market Documents
CSD0002, CSD0101, CSD0102, CSD0104 (i), CSD0105, CSD0201, CSD0202, CSD0203, CSD0205, CSD0206, CSD0207, CSD0301, CSD0302
Effective Date
26 Mar 2020
Links
MCCP243 Critical Sites vD.1.pdf (251KB pdf)
MCCP246 March 2020 CSD Drafting vD.1.pdf (241KB pdf)
Supporting Documents
MCCP243 Final Report.pdf (61KB pdf)
MCCP246 Final Report.pdf (59KB pdf)
Comments
Ref
MCCP237, MCCP240 & MCCP242
Originator
WICS & CMA
TP Date
18/4/19 & 22/8/19
Description
POLR Cap, Discontinuation of Vacancy Admin Scheme & October 2019 CSD Drafting Consolidation
Market Documents
Market Code CSD0002 CSD0003 CSD0101 CSD0102 CSD0103 CSD0104 CSD0105 CSD0106 CSD0202 CSD0203 CSD0206 CSD0207 CSD0301 CSD0301 Annex CSD0302
Effective Date
24 Oct 2019
Links
MCCP237-CC POLR Cap vD.1.pdf (207KB pdf)
MCCP242 October 2019 CSD Drafting vD.1.pdf (413KB pdf)
Supporting Documents
MCCP242 Final Report.pdf (60KB pdf)
MCCP240 Final Report.pdf (63KB pdf)
Comments
Ref
MCCP230 & MCCP235
Originator
SWBS; CMA
TP Date
23 Aug 2018
Description
Multi Occupancy SPID Creation; Peer Review Report
Market Documents
Market Code; CSD0302
Effective Date
28 Mar 2019
Links
MCCP230 Multi Occupancy SPID Creation vD.3.pdf (150KB pdf)
MCCP235 Peer Review Report vD.3.pdf (162KB pdf)
Supporting Documents
MCCP230 Final Report.pdf (215KB pdf)
MCCP235 Final Report.pdf (37KB pdf)
Comments
Ref
MCCP228; MCCP230; MCCP234
Originator
CMA; SWBS; CMA
TP Date
23 Aug 2018
Description
Market Code Updates on Failure to Pay Terms; Multi Occupancy SPID Creation; Timing for Performance Measure Remedial Reports
Market Documents
Market Code,
Effective Date
27 Sep 2018
Links
Supporting Documents
MCCP228 Final Report.pdf (213KB pdf)
MCCP230 Final Report.pdf (215KB pdf)
MCCP234 Final Report.pdf (213KB pdf)
Comments
Ref
MCCP229
Originator
SWBS
TP Date
26 Apr 2018
Description
CMA Charge Calculations
Market Documents
MC
Effective Date
02 Jul 2018
Links
MCCP229 CMA charge calculations D.2.pdf (250KB pdf)
Supporting Documents
MCCP229 Final Report.pdf (220KB pdf)
MCCP229 Consent 20180612.pdf (308KB pdf)
Comments
Ref
MCCP227-CC & MCCP221
Originator
WICS & CMA
TP Date
15 Feb 2018
Description
SPID Temporary Transfers & GDPR
Market Documents
Market Code, CSD0102, CSD0104, CSD0202, CSD0205 CSD0207 & CSD0301
Effective Date
01 Apr 2018
Links
MCCP221 GDPR vD.1 (1).pdf (343KB pdf)
MCCP227 - CC SPID Temporary Transfers vA.5.pdf (407KB pdf)
Supporting Documents
Comments
Ref
MCCP214-CC MCCP219
Originator
WICS
TP Date
14 Dec 2017
Description
Live Rateable Values & February 2018 CSD Drafting
Market Documents
Market Code, CSD0101, CSD0104, CSD0201, CSD0207 & CSD0301
Effective Date
01 Feb 2018
Links
MCCP214-CC - Live Rateable Value WICS.pdf (197KB pdf)
MCCP219 Feb 2018 Release CSDs vD.1.pdf (212KB pdf)
Supporting Documents
Comments
Ref
MCCP213 MCCP216 & MCCP217
Originator
CMA
TP Date
17 Aug 2017
Description
Sweep up MCCP for Sept17 Release, Changes to Governance
Market Documents
Market Code CSD0102, CSD0103, CSD0205, CSD0207, CSD0301 & CSD0302
Effective Date
28 Sep 2017
Links
MCCP213 Sept 2017 Release CSDs vD.1.pdf (300KB pdf)
MCCP216 CMA Articles of Association vD.1.pdf (177KB pdf)
MCCP217 D.1.pdf (103KB pdf)
Supporting Documents
MCCP213 Final Report.pdf (100KB pdf)
MCCP216 Final Report.pdf (100KB pdf)
MCCP217 Final Report.pdf (100KB pdf)
Comments
Ref
MCCP201 &MCCP207-CC
Originator
SW & WICS
TP Date
18 Aug 2016
Description
Data Item for Live RV & Vacant Charging
Market Documents
CSD0101, CSD0104, CSD0105, CSD0301 and CSD0302
Effective Date
16 Mar 2017
Links
MCCP201 Live RVs vD.1.pdf (435KB pdf)
Supporting Documents
MCCP201 Final Report.pdf (102KB pdf)
160927 letter to CMA re TP.pdf (82KB pdf)
Comments
Ref
MCCP188-CC
Originator
WICS
TP Date
Description
Introduction of SLP
Market Documents
Market Code & CSD0302
Effective Date
31 Oct 2016
Links
MCCP188-CC vD.1.pdf (149KB pdf)
Supporting Documents
Comments
Ref
MCCP200 & MCCP202
Originator
CMA & WICS
TP Date
23 Jun 2016
Description
POLR Opt In_Out Clarification & Deemed Contract Scheme Amendments
Market Documents
Market Code
Effective Date
16 Aug 2016
Links
MCCP200 POLR Opt Out_In Clarification D.1.pdf (349KB pdf)
MCCP202-CC D.1.pdf (138KB pdf)
Supporting Documents
MCCP Final Report.pdf (98KB pdf)
Comments
Ref
MCCP192
Originator
CMA
TP Date
18 Feb 2016
Description
Effective Date of Provider of Last Resort Process
Market Documents
Market Code, CSD0002, CSD0003, CSD0102, CSD0202, CSD0301
Effective Date
05 May 2016
Links
MCCP192 (224KB pdf)
Supporting Documents
MCCP192 Final Report (99KB pdf)
Comments
Clean PDF (1178KB pdf)
Marked-up PDF (1197KB pdf)
Ref
MCCP191 & MCCP193
Originator
SWBS & SW
TP Date
10 Dec 2015
Description
Vacancy Definition & Change to the Gap Site Letter Process
Market Documents
MC, CSD0101 & CSD0104
Effective Date
17 Feb 2016
Links
MCCP191 D.1.pdf (155KB pdf)
MCCP193 D.1.pdf (148KB pdf)
Supporting Documents
MCCP191 Final Report v1.0.pdf (99KB pdf)
MCCP193 Final Report v1.0.pdf (98KB pdf)
Comments
Clean PDF (1180KB pdf)
Marked-up PDF (1193KB pdf)
Ref
MCCP189
Originator
CMA
TP Date
15 Oct 2015
Description
Performance Standard Remedial Reporting
Market Documents
MC
Effective Date
24 Dec 2015
Links
Supporting Documents
Comments
Clean PDF (1175KB pdf)
Marked-up PDF (1194KB pdf)
Ref
Originator
TP Date
Description
Market Documents
Effective Date
24 Sep 2015
Links
Supporting Documents
Comments
Clean PDF (1178KB pdf)
Marked-up PDF (1314KB pdf)
Ref
MCCP180 CC
Originator
WICS
TP Date
14 Mar 2016
Description
Change to CMA Vires
Market Documents
MC
Effective Date
01 Jul 2015
Links
Change to CMA Vires D.1.pdf (121KB pdf)
Supporting Documents
Comments
Clean PDF (1164KB pdf)
Marked-up PDF (1290KB pdf)
Ref
MCCP127, MCCP141, MCCP161 CC, MCCP163
Originator
SW, UU, WIC, CMA
TP Date
19 Feb 2016
Description
Linking Supply Points with 3rd Party References, Changes to Transfer (T) Meter Readings, SGES Changes, March Release CSD Drafting
Market Documents
MC, CSD0001, CSD0101,CSD0102 CSD0104, CSD0105, CSD0201, CSD0202, CSD0203, CSD0205, CSD0206, CSD0207, CSD0301, CSD0302
Effective Date
31 Mar 2015
Links
MCCP161 - CC Changes to SGES vD.1.pdf (253KB pdf)
MCCP163 March 2015 Release CSDs vD.1.pdf (296KB pdf)
MCCP141 Estimated T Reads vD.1.pdf (162KB pdf)
MCCP127 vD.1.pdf (191KB pdf)
Supporting Documents
MCCP127 Final Report v1.0.pdf (141KB pdf)
MCCP141 Final Report v1.0.pdf (140KB pdf)
MCCP163 Final Report v1.0.pdf (139KB pdf)
Comments
Comments