Welcome to the Maine Public Utilities Commission website

Our mission is to serve Maine by balancing access to safe and reliable utility services with rates that are just and reasonable for customers and public utilities, while minimizing energy costs and greenhouse gas emissions.

Live and Recorded Video

Calendar

Upcoming Deliberative Sessions
Date	Meeting Details	Time
10/27/2026	Deliberations Audio/Video	10:00 AM
11/12/2026	Special Deliberations Audio/Video	1:00 PM
11/17/2026	Deliberations Audio/Video	10:00 AM

Events in the Next 2 Weeks
Date	Event	Summary
10/22/2026	2026-00028	Maine Water Company Rate Case
10/23/2026	2026-00028	Maine Water Company Rate Case - Technical Conference
10/26/2026	2026-00043	CMP D RC - Technical Conference on Rebuttal Testimony
10/28/2026	2026-00183	Technical Conference on Clover Leaf Development Initial Testimony
10/29/2026	2026-00070	Investigation into Bar Harbor Water Division
10/30/2026	2026-00254	Hearing CASD No. 2026-V-00203
10/30/2026	2026-00249	Hearing CASD No. 2026-V-00280

View the full Calendar

Small Solar Interconnection Issues

Recent Orders and
Cases of Note

2026-00172 Commission Initiated Audit of Interconnection Cost Assessment Practices Regarding CMP and Versant Power
2026-00070 Ten Person Complaint Pertaining to Bar Harbor Water District
2026-00065 Commission Initiated Standard Offer Electric Supply Bidding Process for CMP and Versant Power
2026-00049 Request for Approval of a Rate Change Pertaining to Northern Utilities Inc. dba Unitil.
2026-00043 CMP Request for Approval of a Rate Change
2026-00033 Request for Proposals for Renewable Energy Generation and Transmission Projects Pursuant to the Northern Maine Renewable Energy Development Program.
2026-00028 Request for Approval of a Rate Change for the Maine Water Company
2025-00145 Inquiry Regarding the Future of Natural Gas
2024-00300 10 Person Complaint Concerning Increase in Rates Pertaining to Loring Development Authority
2024-00191 Inquiry Regarding Improving Resiliency and Addressing Escalating Storm Costs
View All Commission Orders

Important Announcements

ELECTRIC SUPPLY

Frequently Asked Questions regarding Standard Offer Electric Supply (PDF)

What You Should Know About Competitive Electricity Suppliers (CEPs)

UTILITY ASSISTANCE PROGRAMS AND RESOURCES

Resources to help with utility bills and conservation: www.MaineElectricHelp.com

Maine Department of Energy Resources 2026-2027 Winter Heating Guide

Changes to Maine's Low-Income Assistance Program (LIAP)

FILING PUBLIC COMMENTS

You may file written comments in a Commission case via the Commission’s Case Management System. Written comments will be considered in any final Commission decision and become part of the official case file.

POLICY FOR IMPLEMENTING THE TRIBAL-STATE COLLABORATION ACT

This policy governs the implementation of the Tribal-State Collaboration Act for the Maine Public Utilities Commission.

News

Read Current News & Press Releases