Maine
Governor
Janet T. Mills (Democrat)
House Party
Democratic Majority
Senate Party
Democratic Majority
31
36
Northeast
Progress by Policy Area
- Enacted Enacted policies have been passed or established in a state by a governing body via legislation, executive orders, rules, regulations, and/or other program creation, and remain in effect.
- In-progress In progress policies have been established in a state, but final regulations, rules, or plans are pending final approval. This also includes legislation and executive orders that require regulations to be put into effect.
- Partially Enacted Partially enacted policies have been enacted in the state, but are missing one or more policy components. Dashboard policies cannot be considered partially enacted unless policy components are available.
- Not Enacted Not enacted policies have not been passed or established in the state or are no longer in effect.
Greenhouse Gas Emissions Projections in Maine
Climate Policies in Maine
| Status | Policy | Policy Area | Policy Category | Year Enacted | |
|---|---|---|---|---|---|
| Enacted |
Empty column
80% renewable energy by 2030 | 100% clean electricity by 2040, with 90% of retail electricity sales from renewable sources and 10% from “clean resources” Establishing Policies
|
Electricity
|
Energy Plans and Targets | 2025 | |
| Not Enacted |
Empty column
Electricity greenhouse gas (GHG) emissions reduction targets are set by a state to limit GHG emissions in the electricity sector. These targets aim to reduce emissions by different amounts over time, often expressed as percentage relative to a baseline year. |
Electricity
|
Energy Plans and Targets | ||
| Enacted |
Empty column
Maine Energy Plan 2025 and Maine Pathways to 2040: Analysis and Insights Establishing Policies
|
Electricity
|
Energy Plans and Targets | 2025 | |
| Not Enacted |
Empty column
States can establish some form of statewide, consolidated siting and permitting entity — typically a council or board — for renewables and/or transmission to streamline project review and prevent uncertainty in the face of local governments’ restrictions or prohibitions of renewable generation or transmission. |
Electricity
|
Permitting and Grid Integration | ||
| Enacted |
Empty column
Maine received a C grade from Freeing the Grid. Establishing Policies
|
Electricity
|
Permitting and Grid Integration | 2023 | |
| Enacted |
Empty column
Starting in 2025, and every five years after, the Maine Public Utilities Commission must review the use of grid-enhancing technologies (GETs) and can use those findings to inform utility rate-making and grid planning proceedings. Utilities must also consider the use of ATTs and GETs to improve grid reliability and efficiency in future planning exercises. Establishing Policies
|
Electricity
|
Permitting and Grid Integration | 2025 | |
| Partially Enacted |
Empty column
The State Policy Opportunity Tracker (SPOT) breaks clean energy policies down into “components”, which are binary questions to evaluate policy quality. Higher quality policies have more of their SPOT components fulfilled. Establishing Policies
Policy Components
9/11
|
Electricity
|
Permitting and Grid Integration | ||
| Partially Enacted |
Empty column
The State Policy Opportunity Tracker (SPOT) breaks clean energy policies down into “components”, which are binary questions to evaluate policy quality. Higher quality policies have more of their SPOT components fulfilled. Establishing Policies
Policy Components
5/6
|
Electricity
|
Incentivizing Clean Energy Resources | ||
| Not Enacted |
Empty column
Community choice aggregation allows local governments to procure power on behalf of their residents, businesses, and municipal accounts from an alternative supplier while still receiving transmission and distribution service from their existing utility provider. |
Electricity
|
Incentivizing Clean Energy Resources | ||
| Partially Enacted |
Empty column
The State Policy Opportunity Tracker (SPOT) breaks clean energy policies down into “components”, which are binary questions to evaluate policy quality. Higher quality policies have more of their SPOT components fulfilled. Establishing Policies
Policy Components
4/5
|
Electricity
|
Incentivizing Clean Energy Resources | ||
| Enacted |
Empty column
300 megawatts (MW) of energy storage by 2025 and 400 MW by December 31, 2030 Establishing Policies
|
Electricity
|
Incentivizing Clean Energy Resources | 2021 | |
| Enacted |
Empty column
Requires 100% renewable electricity by 2050, and does not include energy derived from coal in its definition of renewable electricity. Establishing Policies
|
Electricity
|
Coal Retirement | 2019 | |
| Not Enacted |
Empty column
Coal securitization is a financing tool that allows utility companies to refinance debt they issued to build coal plants and close the facilities early without taking a financial hit or passing costs on to ratepayers. |
Electricity
|
Coal Retirement |