While the decision to aggregate HMO properties, or not, is a matter for the VOA, this has become more complex over time, as the nature of properties has changed.
Er mai mater i Asiantaeth y Swyddfa Brisio yw penderfynu p'un a ddylid cydgasglu eiddo amlfeddiannaeth ai peidio, mae hyn wedi dod yn fwy cymhleth dros amser, wrth i natur eiddo newid.