- This event has passed.
Third Quarter Estimated Tax Payment Deadline
September 15, 2021
Individuals and businesses deposit the third installment of estimated income tax for 2021.
Taxes are pay-as-you-go
Taxpayers are required to pay most of their taxes during the year as income is earned through two different options.
- Withholding from pay, pension or certain government payments such as Social Security
- Making quarterly estimated tax payments during the year.
For additional information on quarterly, refer to the IRS Estimated Taxes resource.