The federal residential tax credit is dead in 2026. State incentive programs — from NJ SuSI ($90/MWh for 15 years) to MA SMART (monthly bill credits) — are now the main way to reduce your solar cost.
Connecticut Solar Incentives Overview
Connecticut offers the RSIP upfront rebate of up to $0.25/W through Energize CT, plus full sales tax and property tax exemptions on solar installations.
Connecticut average solar cost: $2.77/W • Payback: 8.9 years • 25-year savings: $93,864
Available Incentive Programs in Connecticut
Residential Solar Investment Program (RSIP)
Up to $0.25/W upfront rebate
Max: $6,000
Eligibility:
Residential systems in Eversource or UI territory
How to Claim:
- 1Work with an Energize CT approved installer
- 2Installer applies for RSIP incentive on your behalf
- 3Receive rebate as a reduction in your installation cost
Note: Program continues until funding is allocated
Program websiteSales Tax Exemption
6.35% sales tax exempt
Max: $2,200
Eligibility:
All residential solar in Connecticut
How to Claim:
- 1Automatic — installer excludes sales tax
Note: Permanent exemption
Program websiteProperty Tax Exemption
Property tax exemption on solar value for duration of system
Eligibility:
All residential solar in Connecticut
How to Claim:
- 1Automatic — solar value excluded from property assessment
Note: Permanent policy
Program websiteReady to Get a Solar Quote?
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Federal Credit: Not Available for Homeowners
Section 25D (the Residential Clean Energy Credit) expired December 31, 2025. Homeowners in Connecticut who purchase solar with cash or a loan receive $0 in federal tax credits in 2026. Only third-party owned systems (lease/PPA) qualify for the 30% commercial ITC under Section 48/48E.
Other State Incentives
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