Makes contractor jointly and severally liable in civil or administrative action for unpaid wages , including other benefit payment or contributions] of unrepresented employee of subcontractor at any tier. Provides statute of limitations for actions regarding recovery for unpaid and overtime wages. Permits third party owed payment or contribution made as part of employee compensation to bring action against contractor on behalf of employee for unpaid wages.] Requires subcontractor to provide certain payroll records and other information to contractor upon request. Permits contractor to withhold payment to subcontractor for failure to comply with request for records] under certain circumstances.