Bellach, dyrennir arian ar gyfer buddsoddiadau mewn tai cymdeithasol newydd ar sail yr angen am dai yng Nghymru. Yn y gorffennol, roedd angen penderfynu a oedd datblygiad tai yn ymarferol ac wedyn seilio penderfyniadau cyllid ar hyn. Comisiynwyd ymchwil gan Alan Holmans i bennu'r angen am dai fesul Awdurdod Lleol a seiliwyd penderfyniadau ynghylch bwrw ymlaen ar yr ymchwil hwn.
Housing need across Wales is now the basis for allocating investment in new social housing. Previously, a judgement was made on the deliverability of housing development and this determined how funding decisions were reached. Research was commissioned from Alan Holmans to quantify housing need by Local Authority and this became the basis for decisions going forward.