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  • Berkshire Gas
  • cape light compact
  • Eversource
  • Liberty Utilities
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COOL SMART Energy Efficiency Rebate Program



COOL SMART is a residential heating and cooling energy efficiency program that promotes best installation practices through: rebates to customers, incentives to contractors, training for HVAC technicians/contractors and the sales and purchase of qualified high-efficiency heating and cooling equipment.

Equipment Rebates

In addition to lower energy use and improved comfort for your home, COOL SMART provides rebates on the following equipment types:

Offers displayed are only valid on equipment purchased and installed in the current calendar year (subject to funding availability). All submissions must be postmarked by January 31st of the following year. Eligibility is based on specific energy ratings. Refer to individual rebate program pages for more information.

Update: National Grid Massachusetts COOL SMART Program Rebate Changes

Due to the high volume of participation in National Grid's Massachusetts COOL SMART Program, National Grid will be modifying rebates for equipment purchases and installations effective April 20, 2015. 

For more information about the COOL SMART Program call 1-800-473-11051-800-473-1105 FREE or email for program details. This program is available to Massachusetts residential electric customers of Cape Light Compact, National Grid, Eversource, and Unitil.

Quality Installation Verification (QIV)

Quality Installation Verification is a HVAC testing procedure, available through the COOL SMART program. QIV-trained contractors promote efficient installations as well as improvements to existing HVAC systems. Through QIV you can maximize the energy savings of your cooling system, increase system efficiency, have fewer repairs and longer equipment life expectancy and enjoy a higher level of comfort. Want to learn more? Click here: Quality Installation Verification or review the list of QIV-Trained COOL SMART Contractors here.

Mass Save Heat Loan Program

The Mass Save Heat Loan program offers 0% loans to help you make qualified energy efficient home improvements (subject to loan approval). In addition, through the Expanded HEAT Loan program, customers may be eligible for a grant to remove asbestos and knob & tube wiring (subject to funding availability). Click here to learn more about the Mass Save Heat Loan Program.