Renewable Energy Equipment Sales Tax Exemption


Program Type Sales Tax Exemption
Technologies Solar Water Heat, Solar Space Heat, Photovoltaics, Wind, Geothermal Heat Pumps
Amount 100 percent exemption—no maximum limit
Required Documentation Form ST-12- Exempt Use Certificate (completed at time of purchase and provided to your professional installer)
Official Web Site N/A

The state of Massachusetts offers 100 percent sales tax exemption on all equipment used directly in solar, wind-powered or heat pump systems. The equipment purchased must be used to provide heat or the energy needs of the applicant’s principal residence in the Commonwealth.

To apply for this tax exemption, you must fill out the form ST-12- Exempt Use Certificate. The form can be found online using any search engine. You should provide the filled-out form at the time you purchase the equipment either to the vendor of the equipment or to your professional installer.