Internal Revenue Service
The credit provided 30% of costs up to $1,200 per year for insulation, windows, doors, and efficient HVAC, plus a separate $2,000 annual limit for heat pumps and biomass stoves. Maximum combined annual credit of $3,200. This credit has now expired for new installations after 2025.
Expired for 2026; still claimable for 2025 improvements on 2025 tax return
Deadline: Expired December 31, 2025 (claim on 2025 tax return if installed in 2025)
This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.
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