File Form 1040 for 2020 and pay any tax due – Individuals
Individuals must file Form 1040 for 2020 and pay any tax due or file Form 4868 for automatic six-month extension and deposit estimated tax due
Individuals must file Form 1040 for 2020 and pay any tax due or file Form 4868 for automatic six-month extension and deposit estimated tax due
Individuals' 1st quarter 2021 Federal estimated tax payment due with Form 1040-ES
Corporations with 12/31/20 year-end must file Form 1120 for 2020 and pay any tax due or file Form 7004 for automatic six-month extension and deposit estimated tax due
Corporations must deposit the first quarterly installment of estimated 2021 tax due
Estates and Trusts must file Form 1041 for calendar year entities and pay any tax due