In order to facilitate the participation of minority-owned and women-owned businesses in nonfederally funded contracts consistent with federally funded contracts, the district may establish for nonfederally funded contracts percentage goals for participation of those businesses in subcontracts and subsupply contracts in accordance with the provisions of Part 23 (commencing with Section 23.1) of Title 49 of the Code of Federal Regulations in effect on January 1, 1983.