confer new functions on the fire safety authority in Wales, which are each fire and rescue authority for an area in Wales or a fire inspector (with regards regulation of Crown buildings).
rhoi swyddogaethau newydd i'r awdurdod diogelwch tân yng Nghymru, sef pob awdurdod tân ac achub ar gyfer ardal yng Nghymru neu arolygydd tân (o ran rheoleiddio adeiladau'r Goron).