# The Energy Act 2023 (Commencement No. 4) Regulations 2025

S.I. 2025/1173 · made 6 November 2025

These Regulations bring into force on 2nd December 2025 specified provisions of the Energy Act 2023 (c. 52) (“the Act”). These are the fourth set of commencement regulations under the Act.

Made under: Energy Act 2023 (Section 334)

PDFs: Printed copy https://openlegislation.uk/energy-act-2023-commencement-no-4-regulations-2025/pdf/uksi_20251173_en.pdf

## Introductory text

ENERGY
Made 6th November 2025
The Secretary of State makes these Regulations in exercise of the powers conferred by section 334(1) of the Energy Act 2023.

## 1 Citation

These Regulations may be cited as the Energy Act 2023 (Commencement No. 4) Regulations 2025.

## 2 Provision coming into force on 2nd December 2025

Section 304 of the Energy Act 2023 (excluded disposal sites) comes into force on 2nd December 2025, insofar as it is not already in force.

## Signature

Vallance
Minister of State
Department for Energy Security and Net Zero
6th November 2025

## Explanatory note

(This note is not part of the Regulations)
These Regulations bring into force on 2nd December 2025 specified provisions of the Energy Act 2023 (c. 52) (“the Act”). These are the fourth set of commencement regulations under the Act.
Regulation 2 brings into force the remaining provisions of section 304, amending the Nuclear Installations Act 1965 (c. 57) to create a route by which certain installations for the disposal of nuclear matter can be excluded from the nuclear third party liability regime established by that Act.

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Source: https://www.legislation.gov.uk/uksi/2025/1173 (the official version)
Page: https://openlegislation.uk/energy-act-2023-commencement-no-4-regulations-2025
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.