Relating to wages of employees of subcontractors.

Makes contractor liable for unpaid wages, including other benefit payment or contribution, of employee of subcontractor at any tier. Permits third party owed payment or contribution made as part of employee compensation and joint labor-management cooperation committee to bring action against contractor on behalf of employee for unpaid wages. Requires committee to provide notice of intent to file action to contractor and subcontractor. Requires subcontractor at any tier to provide certain information to contractor upon request. Requires contracts entered into between contractors and first-tier subcontractors or between first-tier subcontractors and subcontractors at any tier to include certain provisions to ensure timely payments of wages to employees. Allows contractor to pay unpaid wages to employee of subcontractor and to withhold payment to subcontractor in amount equal to amount of unpaid wages for subcontractor's failure to meet certain requirements. Applies to contractors who enter into contract with subcontractor on or after January 1, 2020.