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Property Management4 min readFebruary 21, 2026

How Submetering Affects Building Insurance in Ontario

When a building transitions from bulk metering to submetering, the change in billing structure can affect how insurance providers assess risk. Understanding this relationship helps property managers plan for the transition.

In bulk-metered buildings, the property owner or corporation carries the full electricity cost as an operating expense. If electricity costs spike due to resident behavior or equipment issues, the building absorbs the impact. Submetering shifts this variable cost to individual suites, which can stabilize the building's operating budget.

A more predictable operating budget can be viewed favorably by insurance underwriters when assessing risk. Some property managers have reported that demonstrating stable operating costs, including electricity cost allocation through submetering, has been part of broader conversations about premium reviews.

It is important to note that submetering alone does not guarantee insurance premium reductions. Insurance premiums are based on many factors, including building age, construction type, claims history, location, and overall risk profile. Submetering is one piece of the operating picture.

When implementing submetering, inform your insurance provider about the change in billing structure. Provide documentation showing how electricity costs will be allocated going forward. This transparency helps your insurer understand your building's updated risk profile.

Licensed submetering providers like Voltage Vision carry their own insurance coverage for the metering equipment and services they provide. This means the building is not taking on additional liability for the metering infrastructure.

Related Resources

Guide

Understanding Submetering in Ontario

A practical guide to how submetering works in Ontario, what changes for residents and property managers, and the benefits for multi-residential buildings.

Research

The Navigant Study: 40% Reduction Explained

What the Navigant evaluation actually found, why the 40% number is credible, and how to interpret it for your building.

Programs

OESP: Financial Help for Low-Income Households

How the Ontario Electricity Support Program works, who qualifies, and how residents on submetering can apply.

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