LD 1730 — An Act to Authorize Plug-In Solar Devices
Sponsored by: Sen. Mark Lawrence
Awaiting Governor's Signature
pipeline complete
Passage Likelihood
95%
Passed both chambers. Governor Janet Mills (D) has a strong clean energy record and has not signaled opposition. Maine has high electricity rates ($0.279/kWh) creating strong consumer demand.
Session Deadline
April 15, 2026
Legislative calendar cutoff
Expected Timeline
Governor signature expected by April 2026. Maine would become the 3rd enacted state.
Allows plug-in solar devices up to 1,200W without utility interconnection. Prohibits utilities from charging extra fees. Allows self-installation.
If passed: self-install up to 1,200W without utility approval.
Law not yet enacted. Central Maine Power and Versant currently require interconnection agreements.
Maine solar property tax exemption excludes solar equipment value from property tax. Net Energy Billing (NEB) provides kWh credits for excess solar generation. No active state cash rebate program in 2026. The federal 30% ITC (Section 25D) expired December 31, 2025.
Program Links
Opens official state legislature website in a new tab.
Maine has a fully deregulated electricity market. You may be able to get plug-in solar bundled with your electricity plan through a Retail Energy Provider (REP) — potentially at lower cost than buying hardware outright.
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This information is for educational purposes only. Laws change frequently. Consult a local attorney for legal advice specific to your situation.