This Part 3 shall take effect on January 1, 1990, except that the provisions of this Part 3 relating to registration and the authority of the Treasurer to adopt regulations and take all necessary action to prepare for the implementation and enforcement of this Part 3 shall take effect immediately. Notwithstanding anything to the contrary contained in this Part 3, if this Part 3 shall be adopted less than 30 days prior to its effective date, the regulations adopted by the Treasurer after the date of such adoption and the effective date will become effective on the date of filing same with the Clerk of the County Legislature.