(2) projects whose rentals were previously regulated under the PHFL or any other State or Federal law, other than the RSL or the City Rent Law, upon the date when such regulation ends, may register higher and lower initial legal rents for units which have been subject to occupancy and rent restrictions pursuant to such laws, which rents may then be adjusted pursuant to the RSL and this Code, and shall not be subject to the proceedings described in section
2522.3 of this Title. Where the DHCR was the agency regulating rentals pursuant to the PHFL, such terms and conditions shall be incorporated into an order of the DHCR.
Such agreement or order shall also set forth the conditions under which the higher and lower legal regulated rents may be charged, with due consideration of equities as set forth in section 2522.7 of this Title. No further agreements shall be entered into pursuant to this subdivision on or after January 1, 2000.