Commercial Rates


Grimsby Power commercial customers pay for electricity based on different rates depending on their demand and usage.  Small commercial customers that have a demand less than 50 kW pay the same Time-of-Use rates that residential customers pay, with the exception of those enrolled with an energy retailer.  

Large commercial customers with a demand over 50 kW pay the Hourly Ontario Energy Price (unless enrolled with an energy retailer), plus Global Adjustment.   

The link below provides the Time-of-Use rates and price periods for both summer and winter that would be applied to small commercial customers.

Ontario Energy Board Time of Use Rates

The link below provides the current Hourly Ontario Energy Price for customers with demand over 50kW (see Price).

Current Hourly Ontario Energy Price

Other charges on your electricity bill, including delivery and regulatory charges are available on the Tariff of Rates and Charges as approved by the OEB.  Small commercial customers fall under the General Service Less than 50 kW Service Classification.  Large commercial customers fall under the General Service 50 to 4,999 kW Service Classification.

Grimsby Power’s Current Tariff of Rates and Charges



Recent news

Grimsby Power is introducing a new customer account portal. The new portal gives customers access to electronic bills and consumption information in one easy to use portal. To gain access to e-billing and the new customer account portal, click the link below and click “Register Now”. ACCESS TO REGISTER AND LOGIN

New E-Billing Customer Account Portal
on Jan 5, 2022

Grimsby Power is introducing a new customer account portal ...

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Grimsby Power Rates Effective January 1, 2022
on Apr 6, 2022

On July 31, 2021, Grimsby Power filed a Cost of Service application with the Ontario Energy Board (OEB) for rates effect ...

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Scam Alert
on Apr 6, 2022

Grimsby Power has been notified that individuals representing themselves as a utility responsible for providing power a ...

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Ontario Electricity Support Eligibility Changes Effective July 1, 2022
on Jun 14, 2022

The Ontario Electricity Rebate (OER) is a provincially funded rebate that applies as a credit on qualifying electricity ...

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Having Trouble Paying Your Electricity Bill?
on Oct 28, 2022

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Grimsby Power 2020 Scorecard
on Sep 30, 2019

Each year electricity utilities are issued a scorecard that provides certain performance information ...

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