(a) Section 503 of the Act applies to all Government contracts in excess of $15,000 for supplies and services (including construction) except as waived by the Secretary of Labor. The clause at 52.222-36, Equal Opportunity for Workers with Disabilities, implements the Act.

(b) The requirements of the clause at 52.222-36, Equal Opportunity for Workers with Disabilities, in any contract with a State or local government (or any agency, instrumentality, or subdivision) shall not apply to any agency, instrumentality, or subdivision of that government that does not participate in work on or under the contract.