Chapter I:2

* This answer is based on the 2020 rate schedule. The 2020 tax table was unavailable at the time this solution was prepared. The actual answer using the tax table would be very close to the above answer. ... Donna and Ernie can file Form 1040-SR instead of Form 1040 because Ernie is age 65 or older, but they are not required to do so. ................
................