If United Illuminating (UI) sends your electric or gas bill, these 11 programs may help pay for your project. Statewide programs come on top.
$1,500 per ton for installs on or after Sept 1, 2026 (was $1,000/ton Jan 1-Aug 31, 2026), up to $10,000 per home; enhanced incentives for electric-baseboard replacement
$250/ton up to $2,500 combined incentives
$1,500 per ton up to $15,000 for qualifying ground source heat pumps
$900 instant discount or $900 rebate; enhanced $1,000 incentive (up to $1,900 total)
$40 co-pay (effective April 1, 2026) for assessment plus no-cost air sealing (up to 7 hours)
No-cost energy assessment and qualifying installations at little or no cost
up to $1,500
$100 one-time enrollment incentive; ongoing up to $120/year (Baseline tier) or up to $300/year (Advanced tier)
Enrollment incentive $30/kWh (standard) or $130/kWh (grid-edge circuits); plus performance payments of $300/kW (standard), $450/kW (underserved) or $550/kW (low-income) paid over 10 years based on average kW...
Financing, not a rebate: 1.99% interest, 5-year term, up to $25,000 at the special rate (larger loans up to $50,000 at a blended rate); no prepayment penalty
2026 enrollees: Buy-All $0.3289/kWh (incl. REC value) locked for 20 years, or Netting at retail-rate credits with $0 REC payment and a $0.0402/kWh charge on total production; households at or below 60% SMI get...