RAPID/BulkTransmission/Colorado/Transmission

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Colorado Bulk Transmission Siting & Regulation(8-CO)

In Colorado, a bulk transmission developer may need a Certificate of Public Convenience and Necessity from the Colorado Public Utilities Commission for certain interconnection and transmission projects.

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Determine Which State and Federal Permits Apply

Use this overview flowchart and following steps to learn which federal and state permits apply to your projects.


Permitting at a Glance

Colorado Federal

Transmission Siting: Colorado does not have a state comprehensive siting process for transmission project development.
Preemptive Authority: The Colorado Public Utilities Commission regulates all public utilities in Colorado.
Regulated Entity Definition: “Public utility” is defined, in part, as “…every…electrical corporation…person or municipality operating for the purpose of supplying the public for domestic, mechanical or public uses, and every corporation or person declared by law to be affected with a public interest…” CRS 40-1-103(1)(a)(I). The law defines “person” as “any individual, firm, partnership, corporation, company, association, joint stock association, and other legal entity.” CR.S 40-1-102(10).
Public Utility Certificate Threshold: Public utilities and certain cooperative electrical associations may need a Certificate of Public Convenience and Necessity from the Colorado Public Utilities Commission for new construction and extension of transmission facilities that are 120 kV or more. 4 CCR 723-3-3206.
Processing Timeframe: 60 days