On this page you can find the public documents produced for each Performance Assurance Operating Period (PAOP).
The documents published for each operating period are:
- Risk Evaluation Methodology (REM) and Risk Evaluation Register (RER) – these set out Elexon’s assessment of the potential impact of Settlement Risks over the PAOP
- Risk Operating Plan (ROP), Audit Scopes and (from the 2025/2026 onwards) Annual Performance Assurance Monitoring (PAM) Report Requirements – these detail Elexon’s proposed strategy to mitigate these impacts
- Annual Performance Assurance Report (APAR), BSC and TAM Audit Reports and Responses, and the Findings Reports from any Assurance Information Requests (AIRs) or Technical Assurance of Performance Assurance Parties (TAPAP) checks.
2025/2026 documents
- 2025/2026 Risk Evaluation Methodology
- 2025/2026 Risk Evaluation Register
- 2025/2026 Risk Operating Plan
- 2025/2026 BSC Audit Scope
- 2025/2026 TAM Audit Scope
- 2025/2026 Annual PAM Report Requirements
2024/2025 documents
- 2024/2025 Risk Evaluation Methodology
- 2024/2025 Risk Evaluation Register
- 2024/2025 Risk Operating Plan
- 2024/2025 BSC Audit Scope
- 2024/2025 TAM Audit Scope
- 2024/2025 EFR Approach
- 2024/2025 Annual Performance Assurance Report
- 2024/2025 BSC Audit Report
- 2024/2025 BSC Audit Report Response
- 2024/2025 TAM Audit Report
- 2024/2025 TAM Audit Report Response
Documents from previous operating periods
2023/2024 Performance Assurance Operating Period
2022/2023 Performance Assurance Operating Period
2021/2022 Performance Assurance Operating Period
2020/2021 Performance Assurance Operating Period