Full Retail

Net Metering in Maine

Current NEM policy, export rates, and impact on solar payback for Maine homeowners.

NEM Export Rate

$0.286

per kWh

Avg Retail Rate

$0.286

per kWh

% of Retail

100%

compensation

Policy Status

Active

since 2019-09

System Limit

Up to 5 MW

max eligible

NEM Policy Details — Maine

How Maine compensates your excess solar generation

Full RetailActive

Full retail net metering for systems up to 5 MW under net energy billing. Annual true-up with credit rollover. Strong solar policy.

NEM Rate$0.286/kWh
Retail Rate$0.286/kWh
Savings GapNone
Annual True-UpYes

Source: Maine PUC, DSIRE · Effective: 2019-09

Calculate Your NEM Savings in Maine

$

NEM Rate Comparison

$0.00Maine: $0.286$0.286 (retail)

Maine's NEM rate is 100% of the retail electricity rate — near full retail compensation.

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Written & reviewed by

EnergyTools Research Team — Solar Energy Research Group

The EnergyTools Research Team compiles and verifies residential solar data from NREL, EPA, and state utility commissions. Methodology is reviewed quarterly.

  • Source data: NREL PVWatts V8 + Utility Rates V3 APIs
  • Source data: EPA FuelEconomy.gov vehicle efficiency data
  • Methodology reviewed quarterly

Methodology & data sources:NREL PVWatts, EPA FuelEconomy.gov, state utility commissions— updated 2026.