and (4) of section 11–1732(j), District of Columbia Official Code, are each amended by striking the semicolon at the end and inserting a period. (d) Effective date The amendments made by this section shall take effect on the date of the enactment of this Act, except that paragraph (5) of section 11–1732(j), District of Columbia Official Code (as amended by subsection (a)), shall take effect on the effective date of a law enacted after the date of the enactment of this Act by the government of the District of Columbia which amends section 23–501(1), District of Columbia Official Code, and section 14 of the Uniform Narcotic Drug Act (52 Stat. 792