# The Building Act 1984 (Commencement No. 1) (Wales) Order 2025

W.S.I. 2025/1367 · made 12 December 2025 · revised to 12 December 2025

This Order is the first commencement order made under the Building Act 1984 (c. 55) (“the Act”) in relation to Wales only. However, two commencement orders prior to the devolution of building safety to Wales have brought provisions of the Act into force in relation to England and Wales. This Order brings into force section 33 of the Act in relation to Wales. Section 33 makes provision in relation to testing and sampling for the purpose of ascertaining whether any provision of building regulations have been or may be contravened.

Made under: Building Act 1984 (Section 120, Section 134)

PDFs: Printed copy https://openlegislation.uk/building-act-1984-commencement-no-1-wales-order-2025/pdf/wsi_20251367_mi.pdf

## Introductory text

Building And Buildings, Wales
Made 12 December 2025
The Welsh Ministers make the following Order in exercise of the powers conferred on them by sections 120(1) and 134(1)(b) of the Building Act 1984.

## 1 Title

The title of this Order is the Building Act 1984 (Commencement No. 1) (Wales) Order 2025.

## 2 Provision coming into force on 1 July 2026

Section 33 of the Building Act 1984 (tests for conformity with building regulations) comes into force on 1 July 2026.

## Signature

Rebecca Evans
Cabinet Secretary for Economy, Energy and Planning, one of the Welsh Ministers
12 December 2025

## Explanatory note

(This note is not part of the Order)
This Order is the first commencement order made under the Building Act 1984 (c. 55) (“the Act”) in relation to Wales only. However, two commencement orders prior to the devolution of building safety to Wales have brought provisions of the Act into force in relation to England and Wales. This Order brings into force section 33 of the Act in relation to Wales. Section 33 makes provision in relation to testing and sampling for the purpose of ascertaining whether any provision of building regulations have been or may be contravened.

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Source: https://www.legislation.gov.uk/wsi/2025/1367 (the official version)
Page: https://openlegislation.uk/building-act-1984-commencement-no-1-wales-order-2025
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.