The purpose of this part is to establish a program for self-determined housing activities for the tribal communities to provide Indian tribes with the flexibility to use a portion of the grant amounts under section 4111 of this title for the Indian tribe in manners that are wholly self-determined by the Indian tribe for housing activities involving construction, acquisition, rehabilitation, or infrastructure relating to housing activities or housing that will benefit the community served by the Indian tribe. ( Pub. L. 104–330, title II, § 231 , as added Pub. L. 110–411, title II, § 206(a)(2) , Oct. 14, 2008 , 122 Stat. 4326 .)