; and (2) to the Bureau of Justice Assistance such sums as may be necessary to carry out section 6. 8. Notice and comment requirement The Director of the Bureau of Prisons shall prescribe rules, in accordance with section 553 of title 5, United States Code, to carry out this Act and the amendments made by this Act. 9. Effective date Except as otherwise provided, this Act and the amendments made by this Act shall take effect 18 months after the date of enactment of this Act.