2023 Alabama State Tax Deadlines

Alabama Individual Income Tax Filing deadlines and extensions for 2023.

If you are a resident or have been involved in significant business operations within Alabama then you might be required to file Alabama State Taxes. We look at the most important tax deadlines and tax extensions for Alabama in 2023.

C Corporation

Alabama C Corporation Tax Deadlines for 2023

You must file & pay Corporate Income Taxes in Alabama by April 16, 2024.

File Online with My Alabama Taxes.
File by Mail must be postmarked by the due date.

Form Alabama 20C - Alabama Corporation Income Tax Return.

Extension to File Taxes in Alabama for 2023

You must send payment for taxes in Alabama for the fiscal year 2022 by April 16, 2024.

The Extension Deadline is November 15, 2024 to file your Alabama corporate income tax return.

Alabama automatically grants 6 months extensions on filing corporate income tax returns. This means you do not need to file for an extension in Alabama. 

This is an extension to FILE, not an extension to PAY - payment is still due April 16, 2024.

Pass-Throughs

Alabama S Corporation & Partnership Tax Deadlines for 2023

You must file in Alabama by March 15, 2024.

File Online with My Alabama Taxes.
File by Mail must be postmarked by the due date.

Form 20S - S-Corporation Information/Tax Return
Form 65 - Partnership/Limited Liability Company Return of Income
Form PPT - Alabama Business Privilege Tax Return

Extension to File S Corporation & Partnership Taxes in Alabama for 2023

You must send a payment for taxes in Alabama for the fiscal year 2022 by March 15, 2024.

The Extension Deadline is September 15, 2024, to file your Alabama Individual Income tax return.

Alabama automatically grants 6 months extensions on filing pass-through entity tax returns. This means you do not need to file for an extension in Alabama.

This is an extension to FILE, not an extension to PAY - payment is still due March 15, 2024.

Alabama Individual Tax Deadlines for 2023

Estimated Tax Deadline for Alabama 2023

Estimated tax payments are made:

  • April 18, 2023,
  • June 15, 2023,
  • September 15, 2023
  • January 17, 2024.

See Form 40ES instructions for the amount to pay with each voucher.

Individual Tax Deadline for Alabama 2023

You must file & pay Individual Income Taxes in Alabama by April 16, 2024.

Applicable forms:

  • Form 40 - Residents & Part Year Residents
  • Form 40A - Full Year Residents
  • Form 40NR - Nonresidents

Extension to File Taxes in Alabama for 2023

You must send payment for taxes in Alabama for the fiscal year 2023 by April 16, 2024.

The Extension Deadline is October 15, 2024 to file your Alabama Individual Income tax return.

Alabama automatically grants 6 months extensions on filing personal income taxes. This means you do not need to file for an extension in Alabama.

This is an extension to FILE, not an extension to PAY - payment is still due April 16, 2024.

Estates Tax Deadline for Alabama 2023

Alabama Estate Tax filings are no longer required.

Farmer and Fisherman Taxes for Alabama 2023

If at least 2/3 of your gross income for the taxable year is derived from farming, you may pay estimated tax at any time on or before January 15, 2024. If you wait until January 15, 2024, you must pay the entire balance of the estimated tax. However, if farmers file their tax return on or before March 1, 2024, and pay the total tax at that time, they need not file estimated tax.

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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