Montana Title 18. Public Contracts § 18-2-425. Prohibition--project labor agreement

(1) Except as otherwise provided in this chapter, the state or any political subdivision that contracts for the construction, maintenance, repair, or improvement of public works may not require that a contractor, subcontractor, or material supplier or carrier engaged in the construction, maintenance, repair, or improvement of public works execute or otherwise become a party to any project labor agreement, collective bargaining agreement, prehire agreement, or other agreement with employees, their representatives, or any labor organization as a condition of bidding, negotiating, being awarded, or performing work on a public works contract.

(2) For the purposes of this section, “public works” means: