; (C) in subsection (b), by striking paragraphs (2) and (3) and redesignating paragraph (4) as paragraph (2); and (D) by striking subsections (f), (g), and (h). (2) Clerical amendment The table of sections for subpart C of part IV of subchapter A of chapter 1 of such Code is amended by striking the item relating to section 36 and inserting the following new item: Sec. 36. First-time homebuyer credit for nuclear affected communities. . (b) Effective dates The amendments made by subsection (a) shall apply to the purchase of a principal residence after the date of the enactment of this Act. 5. Innovative solutions prize competition (a) Establishment Not later than 180 days after the date of enactment of this Act, the Administrator shall establish a competitive prize competition (referred to in this section as the prize competition ) to award prizes to proposals for affected communities to carry out alternatives to nuclear facilities, generating sites, and waste sites. (b) Prize board (1) Establishment There is established an advisory board (referred to in this section as the Board ) to advise the Administrator on— (A) the design and implementation of the prize competition; and (B) the development of the pilot project under subsection (d). (2) Composition The Board shall be composed of not fewer than 9 members appointed by the Administrator— (A) who shall provide expertise in— (i) nuclear waste; (ii) workforce issues; (iii) technology development; and (iv) economic development; and (B) who may include representatives from— (i) The National Laboratories; (ii) nonprofit organizations