Montana Residential Alternative Energy Tax Credit
Montana Department of Revenue
About This Program
Montana state income tax credit for residential alternative energy systems including solar, wind, and geothermal installations. Credit is the lesser of the actual cost or $500.
State tax credit of lesser of actual cost or $500
Record set last reviewed 2026-05-25. How we verify our data.
Other published resources for Missoula, MT, are listed below. Review each separately and ask the administrators whether they can coordinate funding for the same work:
- FEMA Hazard Mitigation Grant Program (HMGP) Varies, no individual cap; projects typically $10K-$200K+
- FEMA Increased Cost of Compliance (ICC) Coverage Up to $30,000
- HUD Lead Hazard Control & Healthy Homes Varies by jurisdiction, typically $5,000-$15,000 per unit
- EPA / WIIN Act Lead Service Line Replacement Varies, full line replacement cost covered in many programs
Key Details
- State tax credit up to $500
- Solar, wind, and geothermal systems eligible
- Available to all Montana homeowners
- Can be combined with federal tax credit
- System must be in Montana
How to Apply
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Track this programProgram phone: (406) 444-6900
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 Missoula.
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: Ongoing for qualifying installations
Questions about this program?
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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 Missoula, MT
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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