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['Unions/Labor Relations']
['Unfair Labor Practices']
06/30/2025
State Info
Unfair labor practices - Colorado
Summary of differences between federal and state regulations
Colorado has substantial regulations concerning unions and labor relations. These provide similar protections to those of federal law.
The state’s labor peace act, enacted in 1943, is a comprehensive statute regulating the conduct of parties to a labor dispute. The law covers private employers with eight or more employees, including
Right to work
The state has no right-to-work law. Under Colorado law, it is not an unfair labor practice for any employer to refuse to grant a closed shop or all-union agreement or to accede to any proposal therefore.
It is not an unfair labor practice for an employer engaged primarily in the building and construction industry to enter into an all-union agreement. (There is an exception for agreements providing for an agency shop or modified agency shop, with a labor organization, which agreement is limited in its coverage to employees who will be engaged in the building and construction industry.
State
Contact
National Labor Relations Board (Region 27)
Regulations
Colorado Revised Statutes, Title 8, Art. 2, 2.5 and 3 (8-2-1-1 to 8-3-123)
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['Unions/Labor Relations']
['Unfair Labor Practices']
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