DTE Energy

Michigan Utility Interconnection & net metering rules

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Net Metering AllowedNo
NEM TypeN/A
Line Taps AllowedYes
Load Taps AllowedYes
MPU Rules<ul><li>It is highly recommended to leave the service the sa
AC Disconnect RequiredYes

Net metering & export

Net Metering Allowed
No
NEM Type
N/A
TOU Utility
No
Post Solar Billing Method
Export Rate
Solar Export Type
Avoided Cost
Solar Export Rate
0.09435
Net Excess Generation Notes
  • The customer will be credited on Outflow for the billing period or time-based pricing period. The credit shall be applied to the current billing month and shall be used to offset power supply and PSCR charges on that bill. The credit shall not offset any delivery charges or other surcharges. Any excess credit not used will be carried forward to subsequent billing periods.
  • Unused Outflow Credit from previous months will be applied to the current billing month, if applicable, to offset the power supply component and PSCR components on the customer’s bill. Outflow Credit is nontransferable. ($0.09435)
Rebates Offered
No
Deregulated
No
Allows Standby
No

Interconnection & taps

Approval Req To Install
Yes
Line Taps Allowed
Yes
Load Taps Allowed
Yes
Tap Criteria


MPU Rules
  • It is highly recommended to leave the service the same size. Exterior main service disconnects are required for every service upgrade for the Michigan electrical code part 8 rules.
Automatic Transformer Upgrade Size
0
Meter Aggregation Allowed
Yes

System size & offset

System Size Restrictions
0
System Size Restriction Type
No Restrictions
System Size Battery Included
No
System Size Includes Existing Systems
No
Offset Type
Percentage
Offset Value
110
Offset Calculation Basis
Historical
Offset Calculation Period
12
Industry Standard Watts Sqft
2
Utility Specific Adjustments

Sizing Requirements:

  • DTE customers often have 2 meters listed on the Utility Bill - please use the meter number and usage from the "Residential Electric Service" section on the Utility Bill
  • Sizing exceptions for 12 months, less than 12 months and no usage: Interconnection Procedures (dteenergy.com)
System Offset Notes


Offset Calc Tool
Historical Usage

Metering & disconnect

Production Meter Required
Situational
Production Meter Criteria

ONLY REQUIRED FOR >20 KW AC

Production Meter Position
Inv-Disco-PM-POI
Production Meter Labeling
Generation Meter
AC Disconnect Required
Yes
AC Disconnect Labeling
Utility Disconnect Switch
Meter Spot Required
Yes
Meter Adapter Requirements


Plans & docs

Site Plan Reqs

All Jobs

  • Inverter Model Number label must be simplified on Site plan (every other page) as "SolarEdge SEXXXXX-US". E.G. "SolarEdge SE3800H-US" and NOT "SolarEdge USE7600H-USMNBL75". This is applicable to all inverters/micro-inverters (Tesla, Enphase, etc.)
  • AC disconnect to be on the same wall as the utility meter and within 5 ft.
SLD Reqs

SLD Planset Requirements:

  • Inverter Model Number label must be simplified on SLD (every other page) as "SolarEdge SEXXXXX-US". E.G. "SolarEdge SE3800H-US" and NOT "SolarEdge USE7600H-USMNBL75". This is applicable to all inverters/micro-inverters (Tesla, Enphase, etc.)
Electric Service Reqs
  • Meter and Service Equipment Guidelines/Requirements: Service Equipment (dteenergy.com)
  • Customer-Owned Generation Wiring Installation Requirements: Wiring Appliance Installation (dteenergy.com)
Install Reqs

AC Disconnect:

  • Place AC disco at the PCC. It can be a pole top switch, load-break disconnect, etc., depending on the electrical system configuration. The isolation device shall meet the following requirements.
  • Must comply with current ANSI/IEEE Standards
  • Must have load break capability
  • Must be operable and accessible by DTE at all times.
  • The device will be used as a protective tagging point. Must have visible open break provisions for padlocking in the open position, and it must be gang operated. If the device has automatic operation, the controls must be located remote from device.
  • Shall meet OSHA, NEC and NESC requirements for access and arc flash
  • Must be clearly marked to include signage per the NEC
  •  Safety Switch must be mounted in close proximity to the metering equipment within 5 feet.
  •  Safety Switch must ONLY control the interconnected generation and/or storage

Clearances:

  •  Minimum 3-ft working space depth required in front of meter enclosure. This area must be clear of obstacles such as trees and permanently installed equipment
  •  Minimum 30-in wide working space required in front of meter (equipment) or width of equipment, whichever is greater. At all times, all hinged equipment doors must be capable of opening more than 90 degrees.
  • (a) Maximum of 6’-0” from top of meter enclosure to floor or final grade. (b) Minimum 3’-6” from center of meter face to floor or final grade. 
Placards

 The generation meter will be labeled “GEN. METER”

Electrical Stamp Required
Yes
Equipment Approvals
California Energy Commission
Meter Num Req SLD 3LD
No
ESID Num Req SLD 3LD
No
Site Plan Notes

All Jobs [AC DISCONNECT WITHIN 5FT OF UTILITY METER]

Electrical Diagram Notes

All Jobs [AC DISCONNECT INSTALLED WITHIN 5 FEET OF UTILITY METER ON SAME WALL // AC DISCONNECT IS VISIBLE BREAK, LOCKABLE AND BLADE STYLE]

Website
link
Phone
(313) 235-4333

Other details

Revision Required
Yes
Mod Swap Requires Planset
Yes
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with DTE Energy before you rely on this. The useful move: if an installer says you need a main panel upgrade, ask how these tap and interconnection policies were considered first.