Connecticut Solar Incentives, Tax Credits & Rebates 2024
Last updated: 2026-01Incentive Score
Total Savings Estimate
A typical 8kW system in Connecticut costs $66,898. After the 30% federal tax credit: $46,829. Estimated annual savings: $1,500.
Federal Investment Tax Credit (ITC)
Federal Solar Investment Tax Credit (ITC)
Tax Credit30% of total system cost
The federal ITC allows you to deduct 30% of the cost of installing a solar energy system from your federal taxes. This applies to both residential and commercial systems with no cap on value.
Eligibility
Available to homeowners who own their solar system (purchased, not leased). Must have sufficient tax liability.
Expiration / Phase-Down
30% through 2032, steps down to 26% in 2033 and 22% in 2034
Connecticut State Incentives
Residential Solar Investment Program (RSIP)
RebatePerformance-based incentive ~$0.05/kWh
Connecticut Green Bank's RSIP provides performance-based incentives for residential solar installations.
Net Metering
Net MeteringFull retail rate for systems under 25 kW
Residential systems under 25 kW receive full retail rate net metering credits.
Tax Exemptions
property tax Exemption
100% property tax exemption for solar energy systems for the life of the system.
sales tax Exemption
Solar equipment is exempt from Connecticut's 6.35% sales tax.
Utility Programs
Eversource CT
- Net metering
- Energy efficiency rebates
- Battery storage programs
United Illuminating
- Net metering
- Clean energy programs
Highlights & Drawbacks
Highlights
- ✓Very high electricity rates maximize savings
- ✓RSIP performance incentive
- ✓Property and sales tax exemptions
- ✓Fast ~6 year payback
Drawbacks
- !Lower sun hours
- !Higher installation costs
- !Smaller market with fewer installer choices
Source: DSIRE (Database of State Incentives for Renewables & Efficiency), U.S. Department of Energy, state energy offices. Data reflects programs available as of 2026-01.