2024 Arizona State Tax Deadlines

Arizona Individual Income Tax Filing Deadlines and Extensions for 2024

If you are a resident or have been involved in significant business operations within Arizona, then you might be required to file Arizona State Taxes. This guide provides an overview of the most important tax deadlines and extensions for Arizona in 2024

Arizona Business Tax Deadlines for 2024

C Corporation

Arizona C Corporation Tax Deadlines for 2024

C Corporations in Arizona must file and pay Corporate Income Taxes by April 15, 2025.

  • File Online: Use the Arizona Department of Revenue's electronic filing system.
  • File by Mail: Must be postmarked by the due date.

Forms:

  • Form 120 – Arizona Corporation Income Tax Return

Extension to File Taxes in Arizona for 2024

Corporations must send payment for taxes for the fiscal year 2024 by April 15, 2025.

  • Extension Deadline: October 15, 2025, to file your Arizona corporate income tax return.

Arizona grants an automatic 6-month extension to file corporate income tax returns, meaning no need to file a separate extension request. However, this is an extension to file, not to pay – payment is still due by April 15, 2025.

Pass-Through Entities

Arizona S Corporation & Partnership Tax Deadlines for 2024

  • Must file in Arizona by March 15, 2025.

Forms:

  • Form 120S – S-Corporation Income Tax Return
  • Form 165 – Partnership Income Tax Return

Extension to File S Corporation & Partnership Taxes in Arizona for 2024

  • Payment for taxes for the fiscal year 2024 is due by March 15, 2025.
  • Extension Deadline: September 15, 2025, to file your returns.

Arizona automatically grants a 6-month extension for filing pass-through entity tax returns, with no need to apply. However, this is an extension to file, not an extension to pay.

Arizona Individual Tax Deadlines for 2024

Estimated Tax Deadlines for Arizona 2024

Estimated tax payments are due:

  • April 15, 2024
  • June 17, 2024
  • September 16, 2024
  • January 15, 2025

Forms:

  • Form 140ES – Individual Estimated Tax Payment

Individual Tax Deadline for Arizona 2024

  • You must file and pay Individual Income Taxes by April 15, 2025.
  • File Online or by Mail; must be postmarked by the due date.

Forms:

  • Form 140 – Resident Personal Income Tax Return
  • Form 140NR – Nonresident Personal Income Tax Return

Extension to File Taxes in Arizona for 2024

  • Payment for the fiscal year 2024 taxes is due by April 15, 2025.
  • Extension Deadline: October 15, 2025, to file your individual income tax return.

Arizona grants an automatic 6-month extension to file personal income taxes, meaning you do not need to file for an extension. This is an extension to file, not to pay.

Sources

The material discussed on this page is meant for general illustration and/or informational purposes only and is not to be construed as investment, tax, or legal advice. You must exercise your own independent professional judgment, recognizing that advice should not be based on unreasonable factual or legal assumptions or unreasonably rely upon representations of the client or others. Further, any advice you provide in connection with tax return preparation must comply in full with the requirements of IRS Circular 230.

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