; (D) include equity treatment and meaningful involvement of minority populations, low-income populations, Indian Tribes, and indigenous peoples in the development, implementation, and enforcement of the plan; and (E) ensure that all laborers and mechanics employed by contractors or subcontractors in the performance of construction, alteration, or repair work assisted or supported by the plan are paid wages at rates not less than those prevailing on similar construction, alteration, or repair work in the locality as determined by the Secretary of Labor in accordance with subchapter IV of chapter 31 of title 40, United States Code. (2) Implementation deadline The Administrator shall, after public notice and comment, adopt and begin the implementation of the plan under subsection (b) not later than 1 year after the date of enactment of this Act. (3) Authority With respect to the labor standards specified in paragraph (1)(E), the Secretary of Labor shall have the authority and functions set forth in Reorganization Plan Numbered 14 of 1950 (64 Stat. 1267