Wednesday, Sep 22, 2021
Countdown to Oct. 15:
Reminder: Quarterly estimated taxes due 9/15
If you make quarterly estimated tax payments, remember that the 3rd quarter payment is due Sept. 15. For federal, mail to:
Internal Revenue Service
P.O. Box 802502
Cincinnati, OH 45280-2502
Or, pay online at https://www.irs.gov/payments
Instructions and voucher forms are available from the IRS website.
Mail state estimated payments to:
Arizona Department of Revenue
PO Box 29085
Phoenix, AZ 85038-9085
Or pay online at https://aztaxes.gov
Reminder: extended business returns are due Sept.15
If you filed an extension for your business, your corporate or partnership return is due Sept. 15.
Individual returns that were extended are due Oct. 15.