CONTENTS

  • Introduction
  • GeneralObligation and Entitlement of Parties
  • Data Requirements
  • Data Receipt and Validation
  • Market Index Definition Statement
  • Provision of Market Index Data
  • Loss of Load Probability Calculation Statement
  • Single (contingency) Imbalance Price (following Secretary of State direction)
  • Allocation of Transmission LossesDelivering and Offtaking Trading Units
  • Transmission Loss Factors
  • Determination of Transmission Loss Multipliers
  • Settlement of Balancing Mechanism ActionsConversion of Data Received from the Transmission Company
  • Continuous Acceptance Duration
  • Continuous Acceptance Duration Limit
  • Price Average Reference
  • Replacement Price Average Reference
  • Value of Lost Load
  • Establishment of Final Physical Notification (FPN)
  • Establishment of Bid-Offer Volume
  • Establishment of Acceptance Volume
  • Establishment of Bid-Offer Upper Range and Bid-Offer Lower Range in relation to FPN and Submitted Bid-Offer Pairs
  • Determination of Accepted Bid-Offer Volume
  • Accepted Offer Volumes and Accepted Bid Volumes
  • Determination of Period Accepted Offer Volume and Period Accepted Bid Volume
  • Determination of Period Priced Accepted Offer Volume and Period Priced Accepted Bid Volume
  • Determination of Period BM Unit Total Accepted Offer Volume and Period BM Unit Total Accepted Bid Volume
  • Determination of Period BM Unit Total Priced Accepted Offer Volume and Period BM Unit Total Priced Accepted Bid Volume
  • Determination of Period BM Unit Offer Cashflow and Period BM Unit Bid Cashflow
  • Determination of Period BM Unit Cashflow
  • Determination of Total System BM Cashflow and Daily Party BM Unit Cashflow
  • Determination of Network Gas Supply Total Bid Payment
  • Determination of Reserve Scarcity Price
  • Determination of STOR Action Price
  • Determination of System and Balancing Demand Control Volumes
  • Determination of Supplemental Balancing Reserve (SBR) Actions and the SBR Action Price
  • Settlement CalculationsTreatment of Interconnector BM Units
  • Determination of BM Unit Metered Volume for Supplier BM Units
  • Determination of Information Imbalance Volumes and Charges
  • Determination of Energy Imbalance Prices
  • Determination of Credited Energy Volumes for each Energy Account
  • Determination of Energy Imbalance for each Energy Account
  • Determination of Energy Imbalance Cashflows
  • Non-Delivery Rule and Calculations
  • Determination of System Operator BM Cashflow
  • Determination of Residual Cashflow Allocations
  • SettlementResponsibility of SAA
  • Requirement to carry out Settlement Runs
  • Submission of Settlement Data
  • Failure of SAA's systems etc.
  • Additional Calculations
  • Calculation of BM Unit Chargeable Demand of the EMR Settlement Services Provider
  • Annex T-1: Calculations
    • What do we use to calculate the main Energy Imbalance Price?
    • Which balancing actions to use?
    • Replacement Reserve Schedule Methodology Document
  • Need more information?

Section T: Settlement and Trading Charges V46.0

Effective From Date:28/09/2026
Status:LIVE
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