Annex A to this Circular sets out in tabular form all the changes to the Building Regulations 2010 and the Building (Approved Inspectors etc.)
Mae Atodiad A i'r Cylchlythyr hwn yn nodi ar ffurf tabl yr holl newidiadau i Reoliadau Adeiladu 2010 a Rheoliadau Adeiladu (Arolygwyr Cymeradwy etc.)