41 USC 45 - Effective date of Walsh-Healey provisions; exception as to representations with respect to minimum wages

Sections 35 to 45 of this title shall apply to all contracts entered into pursuant to invitations for bids issued on or after ninety days from June 30, 1936: Provided, however, That the provisions requiring the inclusion of representations with respect to minimum wages shall apply only to purchases or contracts relating to such industries as have been the subject matter of a determination by the Secretary of Labor.