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Circular 006/2026 Publication of Approved Document L (2026) Volumes 1 and 2, and Approved Document F, Ventilation, Volume 1

Publication Year

2026

Document Status

Current

Abstract

Announces the publication of a new Approved Document L 2026 (Conservation of fuel and power and the minimisation of greenhouse gas emissions) Volumes 1 and 2, and Approved Document F, Ventilation, Volume 1, coming into effect on 4 March 2027.

Document History

Also known as: WGC 006/2026. Document type: guidance - Building Regulations Circular for Wales. First published: 7 April 2026.

Publisher Information

Welsh Government

The Welsh Government is the devolved government for Wales. They publish a number of strategies, policies, consultation papers, circulars, leaflets and posters. Previously known as Welsh Assembly Government.