Welsh Ministers have approved new statutory guidance to support compliance with Part O of Schedule 1 to the Building Regulations 2010 as Approved Document O.
Mae Gweinidogion Cymru wedi cymeradwyo canllawiau statudol newydd er mwyn helpu i sicrhau cydymffurfiaeth â Rhan O o Atodlen 1 i Reoliadau Adeiladu 2010 fel Dogfen Gymeradwy O.