Inspector checking out a compressor

Open the door to energy efficiency

Transform your business operations with energy-saving equipment or control systems through the Save on Energy Retrofit program.

Start an energy-efficient upgrade >

Identify your potential energy and demand savings

The IESO’s Prescriptive Measures and Assumptions List (MAL) provides deemed energy and demand savings for the energy-efficient measures offered in the Save on Energy programs. Deemed savings are estimated using prescriptive input assumptions.

Download a PDF of all electricity conservation measures available in the Save on Energy programs.

Learn more about the IESO’s evaluation, measurement and verification of electricity savings and demand reductions for each Save on Energy program.

Sign up for the latest updates on Save on Energy programs, events and ways to save on energy.

By subscribing, you are giving your consent to the Independent Electricity System Operator (IESO), 120 Adelaide Street West, Suite 1600, Toronto, Ontario M5H 1T1, to receive electronic communications regarding Save on Energy programs, events and ways to save on energy. Please read our IESO Privacy Policy so that you can understand how we collect, use and disclose any personal information you provide to us. You can withdraw your consent at any time or manage your subscription preferences here.


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