IRS Form 720, the Quarterly Federal Excise Tax Return, is a tax form businesses complete to report and pay federal excise tax. Payments are due semimonthly.

IRS Form 941 is a form businesses file quarterly to report taxes they withheld from employee paychecks. Filing deadlines are in April, July, October and January.

IRS Form 2441 is used to claim the Child and Dependent Care Credit. The information entered on the form determines if you qualify and how much credit you can claim.

Form 1040-X should be used to correct material changes but not to fix mathematical errors. You can e-file the form if you e-filed the corresponding tax return. Otherwise, mail it in.

It's important to know how to file a deceased person's Form 1040 or 1040-SR because unfortunately, death doesn’t relieve one’s obligation to file a final federal income tax return.