Amendments to Approved Document M (access to and use of buildings) 2004 edition incorporating 2010 amendments (WGC 008/2022) , HTML
Diwygiadau i Ddogfen Gymeradwy M (mynediad at adeiladau a defnydd ohonynt) Rhifyn 2004 yn ymgorffori diwygiadau 2010 (WGC 008/2022) , HTML