Under section 160A(3) of the Housing Act 1996 (c. 52) (“the 1996 Act”), a person who is subject to immigration control is ineligible for an allocation of housing accommodation by a local authority unless they come within a class of persons prescribed in regulations made by the Welsh Ministers. Under section 160A(5) the Welsh Ministers can prescribe classes of persons who, whilst not subject to immigration control, are ineligible for an allocation of housing accommodation.