RAPID/BulkTransmission/Michigan/Transmission

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RAPIDRegulatory and Permitting Information Desktop Toolkit

Michigan Bulk Transmission Transmission & Interconnection(8-MI)

In Michigan, a developer should consult local zoning regulations during the transmission siting process. A developer may also need Certificate of Public Convenience and Necessity from the Michigan Public Service Commission for major transmission line 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

Michigan Federal

State or Preemptive Authority: If the Michigan Public Service Commission (MPSC) grants a Certificate of Public Convenience and Necessity (Certificate), that Certificate takes precedence over conflicting local ordinances, laws, rules, regulations, policies, or practices that prohibit or regulate the location or construction of a transmission line for which the MPSC has issued a Certificate. MCL § 460.570(1).
Transmission Siting Agency: Michigan Public Service Commission
Transmission Siting Process: Michigan does not have a state comprehensive siting process for transmission facilities. However, an affiliated transmission company, electric utility, or a independent transmission company may need to obtain a Certificate of Public Convenience and Necessity from the Michigan Public Service Commission for major transmission line projects.
Transmission Siting Threshold: A Certificate of Public Convenience and Necessity is required for major transmission of 5 miles or more at 345 kV or more. MCL §§ 460.562, 460.565.
Siting Act: Michigan – Act 30 of 1995 – Electric Transmission Line Certification Act
Regulated Entity Definition: An "affiliated transmission company" means a person, partnership, corporation, association, or other legal entity, or its successors or assigns, which has fully satisfied the requirements to join a regional transmission organization as determined by the federal energy regulatory commission, is engaged in Michigan this state in the transmission of electricity using facilities it owns that were transferred to the entity by an electric utility that was engaged in the generation, transmission, and distribution of electricity in this state on December 31, 2000, and is not independent of an electric utility or an affiliate of the utility, generating or distributing electricity to retail customers in this state. MCL § 460.562(a).

An “electric utility” means a person, partnership, corporation, association, or other legal entity whose transmission or distribution of electricity the MPSC regulates. MCL § 460.562(e).

An “independent transmission company” means a person, partnership, corporation, association, or other legal entity, or its successors or assigns, engaged in this state in the transmission of electricity using facilities it owns that have been divested to the entity by an electric utility that was engaged in the generation, transmission, and distribution of electricity in this state on December 31, 2000, and is independent of an electric utility or an affiliate of the utility, generating or distributing electricity to retail customers in this state. MCL § 460.562(f).
Public Utility Regulatory Authority Certification Transmission Threshold: A “major transmission line” which is a transmission line of 5 miles or more in length that is wholly or partially owned by an electric utility, affiliated transmission company, or independent transmission company and through which electricity is transferred at system bulk supply voltage of 345 kilovolts or more. MCL §§ 460.562, 460.565.
Permit Processing Timeframe: There is no statutorily defined timeframe for approval.

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