Residential & Small-Scale Solar Hot Water Program

February 26, 2024


The Massachusetts Clean Energy Center directs customers to apply for various state and federal incentives for solar water heating.

This program offers a one-time payment to homeowners installing solar hot water. A two-collector system could receive approximately 100 AECs totaling $400-$1,000.

Municipal Light Plant (MLP)

If you live in a town served by a Municipal Light Plant (MLP) check your MLP’s website for incentives and rebates.

Mass State Tax Credits

15% of the system cost as a state tax credit, up to $1,000

Federal Tax Credits

Inflation Reduction Act: Federal tax credit up to 30% of system cost.

Financing Options

Mass Save® HEAT Loan: Up to $25,000 at 0% interest over terms of up to 7 years.

Program Overview

Implementing Sector: State
Category: Financial Incentive
State: Massachusetts
Incentive Type: Rebate Program
Web Site:
Administrator: Massachusetts Clean Energy Center (MassCEC)
Start Date: 02/07/2011
Eligible Renewable/Other Technologies:
  • Solar Water Heat
  • Solar Space Heat
Incentive Amount: Incentive amounts vary based on multiple factors, see program description for details.


Name: Massachusetts Clean Energy Center
Address: 63 Franklin Street, 3rd Floor
Boston MA 02110
Phone: (617) 315-9300

This information is sourced from DSIRE; the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States. Established in 1995, DSIRE is operated by the N.C. Clean Energy Technology Center at N.C. State University.