(1)A person who holds a relevant interest in a defective dwelling is not eligible for assistance in respect of the dwelling at any time when that interest is subject to the rights of a person who is a protected occupier or statutory tenant within the meaning of the [1976 c. 80.] Rent (Agriculture) Act 1976.
(2)A person is not eligible for assistance in respect of a defective dwelling if the local housing authority are of the opinion—
(a)that work to the building which consists of or includes the dwelling has been carried out in order to deal with the qualifying defect, and
(b)that on the completion of the work, no further work relating to the dwelling was required to be done to the building in order to deal satisfactorily with the qualifying defect.