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Tariff data · 2026-08-26
DTE Electric Company · MI

Residential Time of Day Rate (Full Service) - D1.11 (No New Customers)

When does peak hit on DTE Electric Company’s Residential Time of Day Rate? Peak hits 3pm–7pm on weekdays, all year.

  • peak27.24¢
  • mid23.15¢
  • off-peak21.54¢
Weekdays
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Weekends
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Weekends are off-peak all day — the cheapest time to run anything you can schedule.

What does Residential Time of Day Rate cost a year?

HouseholdUsesPer yearWorks out to
Apartment

One or two people, no central air, no electric heat

4,866 kWh$1,17424.1¢ / kWh
Family home

Three or four people with central air conditioning

9,453 kWh$2,19723.2¢ / kWh
Home with an EV

Same house, plus an electric car charging overnight

13,103 kWh$2,98322.8¢ / kWh

Estimates, not quotes. We run three made-up but realistic households through this tariff hour by hour for a full year — including the way air conditioning loads the afternoon and an EV loads the small hours. Your own bill depends on when you actually use electricity, which is exactly the thing a per-kWh number hides.

What you actually pay

PeriodRateApplies when
peak27.24¢3pm–7pm, June–September
mid23.15¢3pm–7pm, October–May
off-peak21.54¢7pm–3pm, midnight–midnight, June–September; midnight–midnight, October
off-peak21.54¢7pm–3pm, midnight–midnight, November–May; 7pm–3pm, October

Plus a fixed charge of $8.5 per month.

Should you be on Residential Time of Day Rate?

This is a time-of-use plan, which means the clock decides your bill as much as the meter does. At the worst hour you pay 27.2¢ a kWh; at the best hour, 21.5¢ — 1.3× apart for identical electricity.

That gap is worth real money only if you can move load into it. Every kilowatt-hour a day you shift from 3pm to midnight is about $21 a year. A dishwasher run is roughly 1.5 kWh; an EV commute charge is 8 to 12. If your day is fixed — you are home in the evening and the air conditioner runs when it runs — a plan like this costs you more, not less.

Before a single kilowatt-hour moves, this plan charges $102 a year in fixed fees. On the apartment above that is 9% of the whole bill; on the house with a car charging in it, 3%. Fixed charges are invisible in a cents-per-kWh comparison and they punish small users hardest — if you use very little electricity, the headline rate is the least important number on this page.

Expect the bill to move with the calendar. The same family home costs about $258 in July and $139 in February — a $119 spread driven by heating and cooling far more than by anything you chose. Budget against the July figure, not the average, and a summer bill stops being a surprise.

How it compares to DTE Electric’s other plans

Measured against the other residential plans this utility files, a family home lands 13th cheapest of 14. The cheapest option, Water Heating Service Rate D5 (Delivery Charge Commercial), would run about $1,492 a year less.

Against Residential Service Rate - (Full Service) - D1, which looks like the plan you land on by default, this one comes out $75 less per year (3%). We infer the default from the tariff structure rather than a flag in the data, so confirm it against your own bill before you switch.

If this is new to you

Where this comes from

Effective
2026-04-01

the date this tariff took effect

Covers
delivery + supply

Generation + Delivery

Enrollment
open to new customers

Tariff document: https://www.michigan.gov/-/media/Project/Websites/mpsc/consumer/rate-books/electric/dte/dtee1cur.pdf?rev=e0168ab41b8245bba5f3ca7631c29614