; and (2) to develop models for new community partnership programs to be assisted or carried out under this title. 304. Authorization of appropriations There is authorized to be appropriated $50,000,000 for fiscal year 2018 and for each subsequent fiscal year through fiscal year 2021, to remain available until expended, to carry out the grant program under section 302. IV Regulations and effective date 401. Regulations Not later than 1 year after the date of enactment of this Act, the Secretary of Labor shall promulgate such regulations as are necessary to carry out this Act, and the amendments made by this Act. 402. Effective date The amendments made by titles I and II shall take effect on the date that is the earlier of— (1) the date that is 6 months after the date on which the final regulations are promulgated by the Secretary of Labor under section 401; and (2) the date that is 18 months after the date of enactment of this Act.