Rates and Tariffs

Current rates and regulatory documents

Electric Rates

Rate information for the supply portion of your electric bill.

Rate information for the delivery portion of your electric bill.

A breakdown of all rates available to customers.

Gas Rates

Rate information for the natural gas supply side of your bill.

A breakdown of natural gas rates available to customers.

A breakdown of natural gas rates for customers who were formerly with Columbia Gas of Massachusetts.

Regulatory Documents

Recent filings and upcoming hearings with the Department of Public Utilities (DPU).

Approved regulatory documents behind electric rates and fees.

Approved regulatory documents behind gas rates and fees.

Additional Resources

See a sample electric bill and learn more about the charges.

See a sample gas bill and learn more about the charges.

We have monthly payment plans and income-based assistance programs available if you need help managing your energy bill.

Rates and Tariffs

Electric Rates

Electric Supply Rates

Electric Delivery Rates

Summary of Electric Rates

Gas Rates

Cost of Gas

Summary of Gas Rates

Rates for Former Columbia Gas Customers

Regulatory Documents

Public Hearings and Filings

Electric Tariffs and Rules

Gas Tariffs and Rules

Additional Resources

Understanding My Electric Bill

Understanding My Gas Bill

Help Paying Your Bill

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Rates and Tariffs

Electric Rates

Electric Supply Rates

Electric Delivery Rates

Summary of Electric Rates

Gas Rates

Cost of Gas

Summary of Gas Rates

Rates for Former Columbia Gas Customers

Regulatory Documents

Public Hearings and Filings

Electric Tariffs and Rules

Gas Tariffs and Rules

Additional Resources

Understanding My Electric Bill

Understanding My Gas Bill

Help Paying Your Bill

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Service Type

Help With ZIP Codes