Energy Efficiency Tax Credits
How homeowners and businesses claim dollar-for-dollar tax credits for solar panels, heat pumps, and energy-efficient upgrades under IRC §25C and §25D.
The government is paying you to go green.
The Inflation Reduction Act dramatically expanded two energy tax credits available to homeowners and businesses. Unlike a deduction that reduces taxable income, these are credits — they reduce your tax bill dollar-for-dollar. A $9,000 credit means $9,000 less sent to the IRS, not just a fraction saved.
The two primary credits are IRC §25C (Energy Efficient Home Improvement Credit) for equipment like heat pumps and insulation, and IRC §25D (Residential Clean Energy Credit) for solar panels and battery storage systems.
The $30,000 Solar System Example
Scenario: You install a $30,000 solar panel and battery storage system on your home.
- Solar System Cost: $30,000
- §25D Credit Rate (30%): $9,000
- Year 1 Tax Bill Reduction: $9,000
- Unused Credit Carryforward: Any unused portion carries to future years
- Tax Wealth Reclaimed: $9,000
Unlike §25C, the §25D solar credit has no annual dollar cap — the 30% rate applies to the full system cost.
§25C vs. §25D — What Each Covers
- §25C — Energy Efficient Home Improvement Credit (capped at $3,200/year):
- Heat pumps and heat pump water heaters: up to $2,000
- Exterior doors: up to $500 ($250 per door)
- Windows and skylights: up to $600
- Insulation and air sealing: up to $1,200
- Home energy audit: up to $150
- §25D — Residential Clean Energy Credit (no cap, 30% through 2032):
- Solar panels (photovoltaic systems)
- Solar water heaters
- Battery storage systems (stand-alone, no solar required)
- Small wind turbines and geothermal heat pumps
Implementation Steps
- Plan Your Upgrades: Identify which improvements qualify. Start with the highest-value items — solar and heat pumps deliver the largest credits per dollar spent.
- Verify Product Eligibility: Equipment must meet specific efficiency ratings. Contractors can confirm certification — do not assume all products of a given type qualify.
- Keep All Receipts: Save purchase receipts, manufacturer certifications, and contractor invoices. These are your proof documents.
- File Form 5695: Report your qualifying expenses on Form 5695 (Residential Energy Credits) attached to your Form 1040. The form calculates both §25C and §25D credits.
Audit Protection
The §25C credit is non-refundable — it can reduce your tax bill to zero but will not generate a refund. Any unused credit is lost for that year. The §25D solar credit, however, can carry forward to future tax years if you have insufficient tax liability in the current year. Additionally, the §25C credit resets annually — the $3,200 cap is per year, not per lifetime, making year-over-year improvement planning valuable. Consult a licensed professional to sequence your upgrades for maximum credit capture across multiple tax years.
See how this applies to your situation.
Consult a licensed professional before implementing any tax strategy. Individual results vary.
Ask Genie →