All laborers and mechanics employed by contractors or subcontractors (excluding tribes and tribal organizations) in the construction, alteration, or repair, including painting or decorating of buildings or other facilities in connection with contracts or grants entered into pursuant to this chapter, shall be paid wages at not less than those prevailing on similar construction in the locality, as determined by the Secretary of Labor in accordance with sections 3141–3144, 3146, and 3147 of title 40. With respect to construction, alteration, or repair work to which the Act of March 3, 1921
1
See References in Text note below.
is applicable under the terms of this section, the Secretary of Labor shall have the authority and functions set forth in Reorganization Plan Numbered 14, of 1950, and
section 3145 of title 40.