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Energy Efficient Home Improvement Credit (25C)

Internal Revenue Service

expired federal

About This Program

Tax credit of 30% of costs for energy-efficient improvements: up to $2,000/year for heat pumps and biomass stoves, plus $1,200/year for insulation, windows, doors, and other improvements. Expired December 31, 2025. Claim for 2025 installations on 2025 tax return.

EXPIRED for new installations after 12/31/2025

Key Details

  • EXPIRED for new installations after 12/31/2025
  • Was 30% of costs up to $3,200/year
  • $2,000 cap for heat pumps; $1,200 for other improvements
  • Covered insulation, windows, doors, HVAC, water heaters
  • Claim 2025 installations on 2025 tax return

How to Apply

Visit Official Program Page

Deadline: Expired December 31, 2025

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