Energy Star is a joint program of the U.S. Environmental Protection Agency and the U.S. Department of Energy. See the Energy Star Federal Income Tax Credits and Other Incentives for Energy Efficiency website for information regarding the credits available for 2020 tax returns. These credits are available in the TaxAct program.
To enter information for the residential energy credits:
Note that any link in the information above is updated each year automatically and will take you to the most recent version of the document at the time it is accessed.