42 U.S.C. § 4370f

Availability of funds after expiration of period for liquidating obligations

For fiscal year 2001 and thereafter, the obligated balances of sums available in multiple-year appropriations accounts shall remain available through the seventh fiscal year after their period of availability has expired for liquidating obligations made during the period of availability.

( Pub. L. 106–377, § 1(a)(1) [title III] , Oct. 27, 2000 , 114 Stat. 1441 , 1441A–44.)