Mass Save, Eversource / National Grid / Utilities
Mass Save Heat Pump Water Heater Rebate is available to homeowners in Boston, MA.
Mass Save offers a $750 instant rebate on qualifying heat pump water heaters installed by a licensed plumber from a participating distributor in 2026. The rebate is applied at point of purchase and is available to all residential utility customers regardless of income. Gas water heater rebates have been eliminated in 2026 as utilities transition to electrification incentives.
Instant $750 rebate applied at point of purchase. Must be installed by licensed plumber from participating distributor. No income limit.
Verified against Mass Save, Eversource / National Grid / Utilities's official page on 2026-06-17.
Data last verified 2026-04-03. How we verify our data.
In Boston, MA, you can combine this program with other local help to cut your cost:
A grant-savvy contractor in Boston, MA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.
You will likely need a contractor to apply
Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Boston early keeps your application moving.
Get matched with a contractorThis benefit is usually applied as an instant discount, so there is no out-of-pocket wait.
Each program sets its own contractor rules. Check the official program page for exact requirements.
Mass Save offers this rebate to its residential customers who install the qualifying energy-efficient equipment this program covers. You apply through the utility's rebate program, usually online with your account, your paid invoice, and the equipment's model or efficiency rating. Many rebates are submitted by a participating contractor and paid after the equipment is installed, so confirm the current rebate and rules on the official page first.
Steps to apply
Documents you will likely need
Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.
Deadline: January 1, December 31, 2026
Ask us. It is free, and a real person answers within a business day.
Email us about this program$750 instant rebate.
Mass Save Heat Pump Water Heater Rebate is open to homeowners in Boston, MA. It has no income limit.
Apply directly with Mass Save, Eversource / National Grid / Utilities using the official program link on this page or call 866-527-7283. There is no middleman and no fee. Deadline: January 1, December 31, 2026.
Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.
Rebates and discounts that stack on top of any grant. Most are free to use.
This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.
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