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Guidance

Carbon emissions limits in the Capacity Market

Guidance on the reporting and verification mechanism for carbon emissions in the Capacity Market (CM).

From:
Department for Energy Security and Net Zero and Department for Business, Energy & Industrial Strategy
Published:
2 September 2020
Last updated:
10 August 2026 — See all updates

Applies to England, Scotland and Wales

Documents

Carbon emissions limits in the Capacity Market (revised August 2026)

PDF, 822 KB, 84 pages

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Details

This guidance is for CM participants and covers the reporting and verification mechanism process for carbon emissions introduced by:

And updated by:

Guidance should be read in conjunction with the rules and regulations, and where necessary CM participants should seek independent legal advice to establish the obligations in respect of carbon emissions which are applicable.

Updates to this page

Published 2 September 2020
Last updated 10 August 2026 Show all updates

  1. The reporting and verification process has been updated in line with amendments introduced by the recent Capacity Market (Amendment) (No.3) Rules 2026 and Capacity Market (Amendment) (No.4) Rules 2026.

  2. Updated 'Carbon emissions limits in the Capacity Market'. The reporting and verification process has been updated in line with amendments introduced by the recent Capacity Market (Amendment) Rules 2024.

  3. The reporting and verification process has been updated in line with amendments introduced by the recent Capacity Market (Amendment) (No. 2) Rules 2022.

  4. Reporting and verification process updated in line with amendments introduced by the recent Capacity Market (Amendment) Rules 2021. Illustrative examples added to act as an aid to calculating carbon emissions.

  5. First published.

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