“This part [part K (§§ 1217–1220) of chapter XII of title II of Puspan. L. 98–473, enacting this section and sections 3292, 3506, and 3507 of this title and amending section 3161 of this title] and the amendments made by this part shall take effect thirty days after the date of the enactment of this Act [Oct. 12, 1984].”