Pre-1981 act projects
Not more than 25 percent of the dwelling units that were available for occupancy under section 8 [ 42 U.S.C. 1437f ] housing assistance payments contracts under this chapter before October 1, 1981 , and which will be leased on or after October 1, 1981 , shall be available for leasing by low-income families other than very low-income families.