Amendment by Pub. L. 111–148 is based on section 193 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.

2010—Pub. L. 111–148 amended section generally, revising and restating former provisions as subsec. (a) and adding subsec. (b).