How Much is the IRS Federal Energy Tax Credit?
Federal energy tax credits are generally 30% of cost. However, there are maximum credit limits, with three general buckets. By far the most common bucket will be the first, which has a maximum energy tax credit amount of $1,500.
Energy Tax Credit for Biomass Stoves, Heating, Air Conditioning, Ventilating, Insulation, Roofs, Water Heaters, Windows, and Doors.
- Tax Credit: 30% of cost
- Maximum Tax Credit: $1,500
- Expiration Date: December 31, 2010
- Restrictions: Home must already be existing and be your principal residence. Rentals not eligible.
- Installation Costs Applicable Towards Credit? Varies


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