Indiana Michigan Power peak
& off-peak hours in Indiana

Below is every active TOU rate plan Indiana Michigan Power offers in Indiana — 6 plans — with period boundaries verified against the published tariff. No price values; periods only.

Indiana Michigan Power also serves Michigan — or view all states.

Rate Plans

IN-RS-TOD2 Residential Service Time-of-Day 2 (R.S.-TOD2) — Indiana

Residential
PeriodSeasonDaysHours
On-Peak May 1 – Sep 30 Every day 2 PM – 6 PM
Effective
May 28, 2024
Verified

IN-GS-TOD2 General Service Time-of-Day 2 (G.S.-TOD2) — Indiana

Commercial
PeriodSeasonDaysHours
On-Peak May 1 – Sep 30 Every day 2 PM – 6 PM
Effective
May 28, 2024
Verified

IN-LGS-TOD Large General Service Time-of-Day (L.G.S.-TOD) — Indiana

Commercial
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 7 AM – 9 PM
Effective
May 28, 2024
Verified

IN-GS-PEV General Service Plug-in Electric Vehicle (G.S.-PEV) — Indiana

EV
PeriodSeasonDaysHours
On-Peak All year Every day 6 AM – 11 PM
Effective
Mar 1, 2025
Verified

IN-PUBLIC-FLEET-PEV Public and Fleet PEV Pilot Tariff — Indiana

EV
PeriodSeasonDaysHours
On-Peak All year Every day 6 AM – 11 PM
Effective
Mar 1, 2025
Verified

IN-RS-PEV2 Residential PEV Pilot 2 (R.S.-PEV2) — Indiana

EV
PeriodSeasonDaysHours
On-Peak All year Every day 6 AM – 11 PM
Effective
Mar 1, 2025
Verified
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Use these Indiana Michigan Power hours in your app.

Current period and next transition for any ZIP or address.

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FAQ's

  1. What are Indiana Michigan Power's on-peak hours in Indiana?

    On the IN-RS-TOD2 plan (Residential Service Time-of-Day 2 (R.S.-TOD2) — Indiana), on-peak hours run from 2 PM – 6 PM every day. All remaining hours are classified as off-peak.

  2. Does Indiana Michigan Power charge more for electricity at certain times in Indiana?

    Yes. Indiana Michigan Power offers time-of-use (TOU) rate plans where electricity costs vary depending on the period. The period—peak, off-peak, mid-peak, or super off-peak—depends on the time, day, and season. This page lists boundaries for 6 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get Indiana Michigan Power time-of-use periods in my app?

    Schedules are accessible programmatically via the tou.tools REST API and MCP server for AI agents. By querying a U.S. address or ZIP code, your application can instantly retrieve the current period and next scheduled transition time. Developer API keys are free.

  4. Do Indiana Michigan Power time-of-use hours change during holidays or seasons?

    Yes. Peak hours and rate periods can vary by season (typically summer and winter halves) and special holidays. While some schedules like E-ELEC keep stable hours year-round, others introduce super off-peak windows or adjust peak times. Check each rate plan card above for specific seasonal boundaries.

  5. What is the best time to charge an EV under Indiana Michigan Power's plans in Indiana?

    For customers on EV-specific plans like IN-GS-PEV, IN-PUBLIC-FLEET-PEV, IN-RS-PEV2, the most cost-effective time to charge is during super off-peak or off-peak hours. Charging during these designated windows significantly reduces electricity costs and minimizes demand on the grid.