Guidance

Energy network mergers: CMA190

Guidance on the CMA’s procedure and approach to its assessment when reviewing mergers involving energy network enterprises.

• From: Competition and Markets Authority
• Published: 3 April 2024
• Last updated: 2 January 2025 — See all updates

Documents

Energy network mergers: Guidance on the CMA’s procedure and assessment CMA190 (2025)

PDF, 408 KB, 36 pages

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Energy network mergers: Guidance on the CMA’s procedure and assessment CMA190 (2024)

PDF, 414 KB, 37 pages

Details

This guidance provides advice and general information on the Competition and Markets Authority’s procedures and assessment in energy network mergers in Great Britain under the Enterprise Act 2002 as amended by the Energy Act 2023.

2 January 2025: updated guidance published 

The guidance has been updated to reflect the changes introduced by the Digital Markets, Competition and Consumers Act 2024 which commenced on 1 January 2025.

Published 3 April 2024
Last updated 2 January 2025 + show all updates

1. 2 January 2025

   Updated revised CMA190 guidance published.

2. 3 April 2024

   First published.