P506 Balancing and Settlement Code (BSC) urgency decision
- Publication type:
- Code modification
- Publication date:
- Topic:
- Energy codes, Electricity supply, Electricity distribution
- Subtopic:
- Balancing and settlement code (BSC), Market-wide half-hourly settlement (MHHS)
- Industry sector:
- Supply and Retail Market
Our decision to progress BSC Modification Proposal P506 'Unfreezing specific MDD entities to allow legacy Suppliers access to newly-Qualified LDSOs' networks during MHHS Transition' on an urgent basis.
On 20 November 2025, the BSC Panel raised BSC Modification Proposal P506 ‘Unfreezing specific MDD entities to allow legacy Suppliers access to newly-Qualified LDSOs’ networks during MHHS Transition’.
On 21 November 2025, the Chair of the BSC Panel wrote to inform us of the BSC Panel’s unanimous view that P506 should proceed as an Urgent Modification Proposal.
We have agreed with the BSC Panel’s view to progress P506 on an urgent basis.