Publication of amendments to Approved Document L Volume 1 (Dwellings) 2022 edition, and publication of a frequently asked questions document for Approved Document O (Overheating) 2022 edition.
Cyhoeddi diwygiadau i Ddogfen Gymeradwy L Cyfrol 1 (Anheddau) rhifyn 2022, a chyhoeddi dogfen cwestiynau cyffredin ar gyfer Dogfen Gymeradwy O (Gorgynhesu) rhifyn 2022.