Notwithstanding any other provision of this section, any public housing agency, housing assisted under section
1701q of title
12, or nonprofit corporation that was receiving assistance under a contract under the Congregate Housing Services Act of 1978 [
42 U.S.C.
8001 et seq.] on November 5, 1990, shall (subject to approval and allocation of sufficient amounts under the Congregate Housing Services Act of 1978 and appropriations Acts under such Act) receive assistance under the Congregate Housing Services Act of 1978 for the remainder of the term of the contract for assistance for such agency or corporation under such Act, and shall receive priority for assistance under this section after the expiration of such period.