
Tax Filing and Payment Due Dates
Personal Taxes:
- Estimated Payments Due:
- 1st Quarter: April 15th
- 2nd Quarter: June 15th
- 3rd Quarter: September 15th
- 4th Quarter: January 15th
- Tax Return Due:
- April 15th
- August 15th (with first extension)
- October 15th (with second extension)
- IRA (Traditional and Roth) Deposits:
- Due by April 15th for the previous year
- SEP IRA Deposits (for self employed individuals):
- Due date of the return including extensions
Business Taxes:
- Corporate Forms 1120 and 1120S
- March 15th
- September 15th (with one 6 month extension)
- Payroll Taxes:
- 941 Deposit: generally due the 15th of each month for prior month's employment tax withholdings
- Quarterly Payroll Reports:
- 1st Quarter: April 30th
- 2nd Quarter: July 31st
- 3rd Quarter: October 31st
- 4th Quarter: January 31st



