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- Not Enacted Not enacted policies have not been passed or established in the state or are no longer in effect.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
The statewide energy code for residential construction is 2021 IECC. Establishing Policies
|
Buildings and Efficiency
|
Building Codes | 2024 | |
| Enacted |
Empty column
The statewide energy code for commercial building construction is 2021 IECC and ASHRAE 90.1-2019. Establishing Policies
|
Buildings and Efficiency
|
Building Codes | 2024 | |
| Enacted |
Empty column
The Maine Uniform Building and Energy Code (MUBEC) Stretch Code incorporates 2021 IECC and certain appendices. Establishing Policies
|
Buildings and Efficiency
|
Building Codes | 2021 | |
| Enacted |
Empty column
Maine’s Appliance Efficiency Standards apply to 15 products. Establishing Policies
|
Buildings and Efficiency
|
Building Standards | 2025 | |
| Not Enacted |
Empty column
Building performance standards establish energy and/or greenhouse gas performance targets for existing buildings in a state. These targets increase in stringency over time, leading to efficiency improvements in buildings to conserve energy and reduce emissions. |
Buildings and Efficiency
|
Building Standards | ||
| Not Enacted |
Empty column
Clean heat standards establish a performance standard requiring heat providers to deliver a gradually-increasing percentage of low-emission heating services to customers. |
Buildings and Efficiency
|
Building Standards | ||
| Enacted |
Empty column
For the 2026-2028 Triennial Plan period, electric utilities are required to achieve annual savings of 148,000 MWh and a 45.6 MW reduction in summer peak demand associated with the electricity programs. Gas utilities are required to achieve energy savings equivalent to 35,000 MMBtu. Establishing Policies
|
Buildings and Efficiency
|
Building Efficiency | 2024 | |
| Enacted |
Empty column
Maine has enacted residential and commercial PACE-enabling legislation and has active programs. Establishing Policies
|
Buildings and Efficiency
|
Building Efficiency | 2021 | |
| 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
2/4
|
Buildings and Efficiency
|
Building Efficiency | ||
| Not Enacted |
Empty column
All-electric buildings policies require new buildings to be constructed with all-electric heating, cooling, and cooking systems to transition away from fossil-fuel use in buildings. |
Buildings and Efficiency
|
Building Electrification | ||
| In-Progress |
Empty column
The Governor's Energy Office must issue an RFI regarding the creation of a thermal energy networks program in the state, focusing on sources such as geothermal or waste heat. The Energy Office must prepare a report on TENs by January 15, 2026, which can include recommendations for the development of a TENs program. Establishing Policies
|
Buildings and Efficiency
|
Building Electrification | 2025 |