Per IRS Instructions for Form 5695, page 1:
Use Form 5695 to figure and take your residential energy credits. The residential energy credits are:
Also use Form 5695 to take any residential energy efficient property credit carryforward from 2019 or to carry the unused portion of the credit to 2021.
You may be able to take the credits if you made energy saving improvements to your home located in the United States in 2020.
Page 2:
You may be able to take a credit equal to the sum of
However, this credit is limited as follows.
To enter Form 5695 information in TaxAct:
Note that any link in the information above is updated each year automatically and will take you to the most recent version of the webpage or document at the time it is accessed.