Federal Energy Efficient Home Improvement Tax Credit (25C)
IRS / U.S. Department of Energy
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).
The federal Section 25C tax credit provides 30% of costs for qualifying energy-efficient home improvements, up to $3,200 per year. Sub-limits apply: $2,000 for heat pumps and heat pump water heaters, $600 for windows/skylights, $500 for exterior doors, and $150 for home energy audits. Non-refundable credits available annually for installations completed by December 31, 2025. Stacks with Rocky Mountain Power and Dominion Energy rebates.
30% of qualifying costs; $3,200 annual cap. Non-refundable, requires federal tax liability. Best combined with Rocky Mountain Power Wattsmart rebates for maximum savings.
The cited program-specific URL responded on 2026-07-21; confirm current terms.
Record set last reviewed 2026-04-03. How we verify our data.
This is a national program. You can also review these local programs in Salt Lake City, UT; confirm separately whether they can coordinate:
Key Details
- 30% of eligible improvement costs; $3,200 annual cap
- $2,000 sub-limit for heat pumps and heat pump water heaters
- $600 for windows; $150 for home energy audits
- Non-refundable, requires federal tax liability
- Stacks with Rocky Mountain Power Wattsmart rebates
How to Apply
Some programs require contractor estimates, licenses, or inspections. A cited link may be general, so confirm the current rules with the administrator before hiring; a directory match does not guarantee contractor eligibility or funding.
You may need a contractor or estimate
Some programs for this project type ask for a license, inspection, or written estimate. Confirm the rule before contacting a contractor in Salt Lake City.
Get matched with a contractorEach administrator sets its contractor rules. Confirm exact requirements directly; the cited URL may be a general agency page.
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).
Requirements vary by program and locality. Confirm the exact rules and application route with the administrator. We can help you prepare your paperwork, but you submit it yourself.
Deadline: Ended December 31, 2025 (federal law change)
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More ways to save on this project
Rebates and discounts that may reduce project cost. Confirm eligibility and coordination rules before including one in your budget.
Find More Programs in Salt Lake City, UT
This is one of several kinds of assistance that may be available. Review other programs separately and confirm whether their administrators allow coordination for the same work.
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