by section 1402 of chapter XIV of title II of Public Law 98–473 (34 U.S.C. 20101) in any fiscal year in excess of $4,436,000,000 shall not be available for obligation until the following fiscal year: Provided , That notwithstanding section 1402(d) of such Act, of the amounts available from the Fund for obligation: (1) $10,000,000 shall remain available until expended to the Department of Justice Office of Inspector General for oversight and auditing purposes