Montana Department of Commerce
Low-interest loan program through Montana banks and credit unions for residential energy conservation improvements. Loans available for solar, insulation, windows, HVAC upgrades, and other energy efficiency measures. Interest rates typically 3-4% below market rate.
Low-interest loan with rates 3-4% below market, term up to 10 years
Data last verified 2026-06-09. How we verify our data.
A grant-savvy contractor in Helena, MT 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 Helena early keeps your application moving.
Get matched with a contractorEach program sets its own contractor rules. Check the official program page for exact requirements.
Deadline: Applications accepted year-round
Ask us. It is free, and a real person answers within a business day.
Email us about this programGrant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.
Rebates and discounts that stack on top of any grant. Most are free to use.
This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.
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