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* Tons are calculated based on AHRI cooling capacity divided by 12,000 BTUs.
**Heat pumps must be capable of being the sole source of heating for the residence. Whole-home heat pump verification form must be signed and submitted with rebate application.
Rebate not to exceed project cost.
A customer is eligible for the following maximum rebate per service address per calendar year for equipment installed in that calendar year. A service address is the physical address at which electricity is provided. The equipment installation date is the latter of the Concord Building Department's electrical inspection approval date or sheet metal inspection approval date (applicable if the project requires sheet metal ducting work that goes beyond minor repairs).
- $10,000 in air source heat pump or air-to-water heat pump rebates or
- $15,000 in ground source heat pump rebates or
- $15,000 in rebates if a combination of air source and ground source heat pumps are installed
If a property is sold, the new account holder’s cap resets at $10,000 (ASHP or AWHP) or $15,000 (GSHP) per service address per calendar year, regardless of rebates awarded to previous account holders.
Rebate cannot be combined with a National Grid/Mass Save rebate for the same equipment.
Rebate Eligibility for Multi-Unit Properties
Multi-unit properties include:
The way in which CMLP applies its heat pump rebate policy to different types of multi-unit properties is based upon:
Click here to see how CMLP’s heat pump rebate policies apply to each of the multi-unit property types listed above.
Rebate Eligibility for New Construction
See the next section: "Eligibility Criteria for All Heat Pump Projects," for information on rebate eligibility for new construction.
Rebate Eligibility for Ground Source Heat Pumps that Share a Geothermal Well
A ground source heat pump sharing a geothermal well with another ground source heat pump serving a different building is not eligible for a rebate from CMLP.