Final installment of prior year estimated tax by individuals

Extended 1040 Individual income tax return due

Third installment of current year estimated tax by individuals

Extended S Corporation income tax return due

Extended C Corporation income tax return due

Extended Partnership income tax return due

Second installment of current year estimated tax by individuals

1040 Individual income tax return due

First installment of current year estimated tax by individuals

C Corporation income tax return due

S Corporation income tax return due

Partnership income tax return due

Provide Form 1099 to each individual earning $600 or more

Provide Form W-2 to each individual employee who performed services