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Please read this before relying on any guide or calculator on this site.
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Educational information only
Everything on Home Energy Guide Hub is general educational information for US readers. It is not tax, legal, financial, engineering, electrical, safety or investment advice, and it is not tailored to your home or household.
Incentives change
Tax credits, rebates, utility programs and assistance programs change often and differ by state, utility and household. Funding can run out. We show the date we last checked incentive status, but a program’s own rules and decisions always control. Confirm eligibility, amounts and deadlines with the official program before you buy or sign anything.
Taxes
Statements about federal tax credits summarize IRS guidance as of the dates shown. They are not tax advice. Talk to a qualified tax professional or use IRS resources for your own return.
Calculators
Calculator results are estimates that depend on the numbers you enter and on simplifying assumptions explained on each page. Actual costs and savings depend on your home, climate, equipment, installation quality, prices and how you use energy.
Safety
Some projects involve electricity, combustion appliances, asbestos-containing materials or work at height. When a guide suggests hiring a licensed professional or testing for safety (for example, combustion safety after air sealing), please do so.
No endorsement
Mentioning a program, standard or type of product is not an endorsement. We do not recommend specific contractors, brands or models.
Errors
We work to keep content accurate, but errors can happen. If you find one, please report it.