Energy Efficient Home Improvement Credit (25C)

Internal Revenue Service

Closed Home Repair

About This Program

Note: Congress ended this federal tax credit for installations after December 31, 2025. Projects placed in service by that date can still be claimed on your 2025 federal return (IRS Form 5695).

Federal tax credit of 30% of costs up to $3,200 annually for energy-efficient home improvements. Includes $1,200 limit for most items (windows $600, doors $500) plus separate $2,000 limit for heat pumps and biomass stoves. Resets annually with no lifetime cap.

$1,200 general + $2,000 heat pump = $3,200 max per year

Verified against Internal Revenue Service's official page on 2026-06-17.

Data last verified 2026-04-03. How we verify our data.

This is a national program. In Philadelphia, PA, you can stack it with local programs like these:

Key Details

  • 30% tax credit up to $3,200 per year
  • Up to $2,000 for heat pumps and biomass stoves
  • $600 for windows, $500 for doors, $150 for energy audit
  • Resets annually -- claim every year through 2025
  • Requires qualified manufacturer ID number in 2025

How to Apply

Get free help applying Visit Official Program Page Track this program

A grant-savvy contractor in Philadelphia, PA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Philadelphia early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Your federal tax return for the year of the work (this benefit is claimed on your taxes, not through a separate application).
  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • A recent utility bill for the home (energy and weatherization programs use it to confirm service and usage).
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Ended December 31, 2025 (federal law change)

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