The Public Utilities Commission of the State of Colorado (PUC) provides regulatory oversight of public utilities in the State of Colorado of the United States.

[2] The Colorado PUC consists of a director and three commissioners appointed by the Governor of Colorado and confirmed by the Colorado State Senate.

The director is Rebecca White[1] and the incumbent commissioners are: Fixed utilities regulated by the Colorado PUC include electric power utilities, natural gas utilities, intrastate natural gas pipelines, district heating utilities, drinking water utilities, and telecommunications utilities.

[6] Transportation utilities regulated by the Colorado PUC include railroads, taxis, limousines, shuttles, charters, and sightseeing carriers.

[6] The Public Utilities Commission is an independent constitutional commission which operates within the Colorado Department of Regulatory Agencies (DORA).