(2) Subsidized project The term “subsidized project” means a multifamily housing project that, immediately prior to the assignment of the mortgage on such project to, or the acquisition of such mortgage by, the Secretary, was receiving any of the following types of assistance: (A) Below market interest rate mortgage insurance under the proviso of section 221(d)(5) of the National Housing Act [ 12 U.S.C. 1715 l(d)(5)]. (B) Interest reduction payments made in connection with mortgages insured under section 236 of the National Housing Act [ 12 U.S.C. 1715z–1 ]. (C) Direct loans made under section 1701q of this title . (D) Assistance in the form of— (i) rent supplement payments under section 101 of the Housing and Urban Development Act of 1965 [ 12 U.S.C. 1701s ], (ii) additional assistance payments under section 236(f)(2) of the National Housing Act [ 12 U.S.C. 1715z–1(f)(2) ], (iii) housing assistance payments made under section 23 of the United States Housing Act of 1937 [ 42 U.S.C. 1421b ] (as in effect before January 1, 1975 ), or (iv) housing assistance payments made under section 8 of the United States Housing Act of 1937 [ 42 U.S.C. 1437f ] (excluding payments made for tenant-based assistance under section 8), if (except for purposes of section 183(c) of the Housing and Community Development Act of 1987) such assistance payments are made to more than 50 percent of the units in the project.