(a) There are authorized to be appropriated to carry out the provisions of this chapter such sums as may be necessary for each of the fiscal years 1999 through 2003. Such sums shall remain available until expended. (b) Any appropriation Act containing any appropriation authorized by subsection (a) shall contain a statement of the specific amount being made available to the Center . ( Pub. L. 98–221, title II, § 205 , Feb. 22, 1984 , 98 Stat. 33 ; Pub. L. 99–506, title IX, § 901 , Oct. 21, 1986 , 100 Stat. 1840 ; Pub. L. 100–630, title V, § 501 , Nov. 7, 1988 , 102 Stat. 3317 ; Pub. L. 102–52, § 9(a) , June 6, 1991 , 105 Stat. 263 ; Pub. L. 102–569, title IX, § 904 , Oct. 29, 1992 , 106 Stat. 4482 ; Pub. L. 105–220, title IV, § 412(a) , Aug. 7, 1998 , 112 Stat. 1241 .) Editorial Notes Amendments 1998—Subsec. (a). Pub. L. 105–220 substituted “1999 through 2003” for “1993 through 1997”. 1992—Subsec. (a). Pub. L. 102–569 substituted “1993 through 1997” for “1987 through 1992”. 1991—Subsec. (a). Pub. L. 102–52 substituted “1992” for “1991”. 1988—Subsec. (a). Pub. L. 100–630 substituted “1991” for “1990”. 1986—Subsec. (a). Pub. L. 99–506 amended first sentence generally. Prior to amendment, first sentence read as follows: “There are authorized to be appropriated $4,000,000 for the fiscal year 1984, $4,200,000 for the fiscal year 1985, and $4,300,000 for the fiscal year 1986 to carry out the provisions of this chapter.” CFR Title Parts 29 1910