POWER & REGULATION
In the matter of the application of Indiana Michigan Power Company for approval of modifications to its Large Power Tariff – Tariff LP
Tariff Proceeding
Under Review
Overview
The Michigan Commission approved interim amendments to Indiana Michigan Power's Tariff LP for customers with at least 50 MW of new or incremental load and directed I&M to propose a standalone large-load rate in its next general rate case.
Key Details
Docket Number
U-21986
Regulatory Body
Michigan Public Service Commission
Filing Date
Thu Aug 27 2026 12:00:00 GMT+0000 (Coordinated Universal Time)
Current Status
Under Review
Technical Details
Utility:
Indiana Michigan Power
RTO / ISO:
Customer Class
Tariff LP customer with qualifying new or incremental large load
Load Threshold
At least 50 MW of new or incremental load
Contract Term
15 years, plus a maximum 5-year period to ramp to full load
Financial Security
Increased upfront collateral is required; the public approval summary does not state a uniform amount or form.
Exit Fees
At least 50 MW of new or incremental load
Curtailment Terms
At least 50 MW of new or incremental load
Cost Allocation Provisions
At least 50 MW of new or incremental load
PJM