There are authorized to be appropriated such sums as are necessary to carry out this chapter for fiscal year 2010 and each fiscal year thereafter, to remain available until expended. ( Pub. L. 94–437, title VIII, § 825 , as added Pub. L. 102–573, title VIII, § 813(a) , Oct. 29, 1992 , 106 Stat. 4590 ; amended Pub. L. 111–148, title X, § 10221(a) , Mar. 23, 2010 , 124 Stat. 935 .) Editorial Notes References in Text This chapter, referred to in text, was in the original “this Act”, meaning Pub. L. 94–437 , Sept. 30, 1976 , 90 Stat. 1400 , known as the Indian Health Care Improvement Act , which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under section 1601 of this title and Tables. Codification Amendment by Pub. L. 111–148 is based on section 101(a) of title I of S. 1790, One Hundred Eleventh Congress , as reported by the Committee on Indian Affairs of the Senate in Dec. 2009, which was enacted into law by section 10221(a) of Pub. L. 111–148 . Amendments 2010— Pub. L. 111–148 amended section generally. Prior to amendment, section authorized appropriations through fiscal year 2000 to carry out this subchapter.