The Market Rules consist of the latest approved Trading and Settlement Code, Agreed Procedures and any approved Modifications which have not yet been incorporated into the main body of the Code or the Agreed Procedures.
Codes and procedures
Click below to see full links to each part of the Trading and Settlement Code and Agreed Procedures.
Agreed Procedures Part A
- AP01: Participant and Unit Registration and Deregistration
- AP02: Interconnector User Capacity Right Calculation and Dispatch Notification
- AP03: Communication Channel Qualification
- AP04: Transaction Submission and Validation
- AP05: Data Storage and IT Security
- AP06: Data Publication and Data Reporting
- AP07: Emergency Communications
- AP09: Management of Credit Cover and Credit Default
- AP10: Settlement Reallocation
- AP11: Market System Operation, Testing, Upgrading and Support
- AP12: Modifications Committee Operation
- AP13: Query Generation
- AP14: Disputes
- AP15: Invoicing
- AP16: Provision of Metered Data
- AP17: Banking and Participant Payments
Agreed Procedures Part B
- AP01: Registration
- AP03: Communication Channel Qualification
- AP04: Transaction Submission and Validation
- AP05: Data Storage and IT Security
- AP06: Data Publication and Data Reporting
- AP07: Emergency Communications
- AP09: Management of Credit Cover and Credit Default
- AP10: Settlement Reallocation
- AP11: Market System Operation Testing Upgrading and Support
- AP12: Modifications Committee Operation
- AP13: Settlement Queries
- AP14: Disputes
- AP15: Settlement and Billing
- AP16: Provision of Meter Data
- AP17: Banking and Participant Payments
- AP18: Suspension and Termination
Proposals in effect on the baseline
It is important to note that a Modification may become effective before the published draft of the Code is amended to include the Modification. Please see Modification Proposals currently in effect on the baseline below.
| Mod ID | Title | Mod Status | Stage | Section Affected | Effective Date |
|---|---|---|---|---|---|
| Mod_03_23 | Modify SEMO timing sending Settlement Query to external Data Provider | RA Decision: Approved (Not Vetoed) | Active | Agreed Procedure 13 | 22/05/2023 |
| Mod_16_22 | SEMO Housekeeping 2022 | RA Decision: Approved (Not Vetoed) | Active | Section D,Section E,Section F,Section G,T&SC Glossary | 14/12/2022 |
| Mod_15_22 | Timelines for Processing Letters of Credit | RA Decision: Approved (Not Vetoed) | Active | Agreed Procedure 9 | 20/01/2023 |
| Mod_13_22 | Bidirectional Imperfections Charge Factor Modification | RA Decision: Approved (Not Vetoed) | Active | Section F | 24/01/2023 |
Mod_03_23ModifySEMOtimingsendingSettlementQuerytoextendDataProvider.pdf
Mod_13_22BidirectionalImperfectionsChargeFactor.pptx