The advertised specifications for every contract for the construction, reconstruction, maintenance and/or repair of public work to which the state or a municipality is a party, where the total cost of all work to be performed under the contract is at least two hundred fifty thousand dollars, shall contain a provision requiring that all laborers, workers, and mechanics employed in the performance of the contract on the public work site, either by the contractor, sub-contractor or other person doing or contracting to do the whole or a part of the work contemplated by the contract, shall be certified prior to performing any work on the project as having successfully completed a course in construction safety and health approved by the United States department of labor's occupational safety and health administration that is at least ten hours in duration.
New York Legal Code