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An Overview of Arizona State Business Income Tax Extension Forms

- Updated Feb 27, 2021 - 8.00 AM by Admin, ExpressExtension

Table of content

1. Does Arizona support Tax extensions for business income tax returns?

2. What Form does the state require to file an extension?

3. Deadline to file an extension with the State of Arizona

4. Paying balance due along with Extension

5. Mailing Address for filing Extension with the State of Arizona

Does Arizona support tax extension for business income tax returns?

Q

Yes. The state of Arizona requires businesses to file a Federal Form 7004 rather than requesting a separate state tax extension.

State Tax extension Form can be filed only if the federal tax extension Form 7004 was rejected.

What Form does the state of Arizona require to apply for an extension?

Q
For Corporation

The businesses operating (as Corporation or S-Corporation) in Arizona need to file Form 120EXT with the state to obtain a 6-month extension of time to file their business income tax return with the state.

  • Form 120EXT - Request for Six-Month Extension to File Arizona Corporation Income Tax Return.
  • Form 120EXT - Request for Six-Month Extension to File Arizona S Corporation Income Tax Return.
For Partnership

The businesses operating (as Partnership) in Arizona need to file Form 120EXT with the state to obtain a 6-month extension of time to file their business income tax return with the state.

Note: Make sure to pay any taxes due along with the extension Form to avoid penalties and interest.

When is the deadline to file Form 120EXT with the state of Arizona?

Q
Arizona Corporate Tax Extension

Arizona Corporate tax Form 120 is due by the 15th day of the 4th month following the end of the corporation reporting period.

For corporations operating on a calendar year, this deadline is on April 15. 2021.

To file an extension for Form 120, apply for an extension using Form 120EXT on or before the same date the business tax return is due.

Form 120EXT grants an automatic 6-month extension of time to file Form 120.

Note: Make sure to pay any taxes due along with the extension Form to avoid penalties and interest.

Arizona S-Corporation Tax Extension

Arizona state S-Corporation tax Form 120S is due by the 15th day of the 3rd month following the end of the S-Corporation tax period.

For S-Corporations operating on the calendar year, this deadline is on March 15, 2021.

To file an extension for Form 120S, apply for an extension using Form 120EXT on or before the same date the S-corporate tax return is due.

Form 120EXT grants an automatic 6-month extension of time to file Form 120S.

Note: Make sure to pay any taxes due along with the extension Form to avoid penalties and interest.

Arizona Partnership Tax Extension

Arizona State Partnership tax Form 165, is due by the 15th day of the third month after the end of the partnership reporting period.

For businesses operating as partnerships on the calendar year, this deadline is on
March 15, 2021.

To file an extension for Form 165, apply for an extension using Form 120EXT on or before the same date the partnership tax return is due.

Form 120EXT grants an automatic 6-month extension of time to file Form 165.

Note: Make sure to pay any taxes due along with the extension Form to avoid penalties and interest.

How do I pay my balance due along with the extension Form?

Q

You can choose to pay your balance due along with your return by using any one of the following options:

  • EFT - Electronic Funds Transfer (use www.AZTaxes.gov to make EFT payments)
  • Online credit card payment (American Express, Discover, MasterCard, or Visa credit cards)
  • You can also make EFT payments by ACH Credit.
  • Check or money order - Make checks payable to the Arizona Department of Revenue. Include the taxpayer’s EIN on the front of the check or money order. Include the check or money order with the extension request.

Where do I mail the Arizona extension Form 120EXT?

Q

If you are including a payment with the Arizona extension, mail Form 120EXT to the following address:

Arizona Department of Revenue
PO Box 29085
Phoenix, AZ 85038-9085

If you are not including any payment with the Arizona extension, mail Form 120EXT to the following address:

Arizona Department of Revenue
PO Box 29079
Phoenix, AZ 85038-9079