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Michigan

Utility terms and special contracts

The MPSC approved Consumers Energy terms for data centers and other very large customers, including a 100 MW threshold, 15-year contract, and 80 percent minimum billing demand. It separately approved a DTE data-center contract with safeguards and directed DTE to file a large-load tariff.

Current position

Consumers terms approved; DTE tariff follow-up ordered

Actions
2
Published tariffs
0
Legislation
0
Status
Adopted

Regulatory and utility record

Tariffs, contracts, and proceedings

Each record is shown on its own terms. A utility-specific tariff or contract does not automatically apply to every large customer in the state.

Statewide action · Effective

Consumers Energy Rate GPD large-load provisions

Consumers Energy's generally applicable provisions combine a long term, guaranteed minimum billing, an exit fee, default collateral, and project-specific Commission review.

Open proceeding

Why it matters

Michigan is developing through utility-specific terms and contracts, with Consumers already operating under approved provisions and DTE still moving toward a generally applicable tariff.

Enforceable terms

Key requirements

Eligibility threshold

100 MW individual or aggregate Aggregation includes commonly owned sites of at least 20 MW within the utility's service territory.

Consumers Energy Rate GPD large-load provisions

Minimum payment

80% of contracted demand

Consumers Energy Rate GPD large-load provisions

Minimum contract term

15 years

Consumers Energy Rate GPD large-load provisions

Service structure
Rate GPD plus customer-specific Commission filingAuthorizedEach new customer requires an ex parte filing demonstrating cost assignment and the absence of subsidy; the Commission targets a 90-day review.
Charges and assessments
$100,000 study fee reconciled to actual costAuthorizedThe administrative and engineering charge is trued up rather than retained as a flat fee regardless of work performed.
Credit and collateral
Default collateral equals 50% of the exit feeAuthorizedConsumers Energy Rate GPD large-load provisions
Exit protection
Remaining minimum bill plus system access charges The tariff multiplies the applicable monthly minimum obligations by the months remaining in the contract term.AuthorizedConsumers Energy Rate GPD large-load provisions
Grid infrastructure
$100,000 study fee reconciled to actual cost Each new large-load customer also requires a Commission filing to demonstrate that customer-caused costs are appropriately assigned.AuthorizedConsumers Energy Rate GPD large-load provisions
Generation and resource costs
Not identified in Consumers Energy sourcesAuthorizedConsumers Energy Rate GPD large-load provisions
Capacity protection
Up to five-year ramp; automatic five-year extensionsAuthorizedThe initial 15-year term accommodates a customer ramp and continues in five-year extensions unless the customer provides four years' termination notice.
Reporting and true-up
Annual demand, energy, capacity, and exit-fee reportingAuthorizedConsumers Energy must report tariff use and customer obligations to the Commission.

Official sources supporting these requirements

Statewide action · Approved

DTE Electric 1,383 MW data-center special contracts

The MPSC conditionally approved project-specific supply and storage contracts with longer payment protection, early-termination charges, collateral, and customer-funded storage resources.

Open proceeding

Why it matters

Michigan is developing through utility-specific terms and contracts, with Consumers already operating under approved provisions and DTE still moving toward a generally applicable tariff.

Enforceable terms

Key requirements

Eligibility threshold

1,383 MW project-specific load

DTE Electric 1,383 MW data-center special contracts

Minimum payment

80% of contracted demand

DTE Electric 1,383 MW data-center special contracts

Minimum contract term

19 years

DTE Electric 1,383 MW data-center special contracts

Service structure
Project-specific special contracts pending a general tariffAuthorizedThe Commission approved the identified contracts and directed DTE to file a generally available large-load tariff.
Credit and collateral
Upfront collateral required · public summary does not quantifyAuthorizedDTE Electric 1,383 MW data-center special contracts
Exit protection
Up to 10 years of minimum-demand chargesAuthorizedDTE Electric 1,383 MW data-center special contracts
Grid infrastructure
DTE bears service costs it cannot recover from the customerAuthorizedDTE Electric 1,383 MW data-center special contracts
Generation and resource costs
Customer fully funds approximately 1,400 MW of storageAuthorizedDTE Electric 1,383 MW data-center special contracts
Capacity protection
Emergency curtailment before other customersAuthorizedThe contracted load can be curtailed before ordinary customers during qualifying system emergencies.
Reporting and true-up
Commission oversight of storage funding and cost recoveryAuthorizedDTE must preserve the approved allocation so other customers do not absorb unrecovered project costs.

Official sources supporting these requirements

“Not specified” means the current official tariff record does not establish a normalized term. Retail tariff requirements are not inferred from wholesale-grid rules, interconnection processes, or pending policy proceedings.