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2024 Alabama State Tax Deadlines

Alabama Individual Income Tax Filing deadlines and extensions for 2024.

If you are a tax professional working with clients who are residents or have been involved in significant business operations within Alabama, then they might be required to file Alabama State Taxes. We look at the most important tax deadlines and tax extensions for Alabama in 2024.

2024 Alabama State Tax Deadlines

Alabama Individual Income Tax Filing deadlines and extensions for 2024.

If you are a tax professional working with clients who are residents or have been involved in significant business operations within Alabama, then they might be required to file Alabama State Taxes. We look at the most important tax deadlines and tax extensions for Alabama in 2024.

Alabama Business Tax Deadlines for 2024

C Corporation

Alabama C Corporation Tax Deadlines for 2024

You must file & pay Corporate Income Taxes in Alabama on behalf of your clients by May 15, 2025.

  • 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 2024

You must send payment for taxes in Alabama for your clients’ fiscal year 2024 by May 15, 2025.

The Extension Deadline is October 15, 2025, to file your clients’ 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 on behalf of your clients.

This is an extension to FILE, not an extension to PAY – payment is still due May 15, 2025.

Pass-Throughs

Alabama S Corporation & Partnership Tax Deadlines for 2024

You must file in Alabama on behalf of your clients by March 15, 2025.

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

Forms:

  • 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 2024

You must send a payment for taxes in Alabama for your clients’ fiscal year 2024 by March 15, 2025.

The Extension Deadline is September 15, 2025, to file your clients’ 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 on behalf of your clients.

This is an extension to FILE, not an extension to PAY – payment is still due March 15, 2025.

Alabama Individual Tax Deadlines for 2024

Estimated Tax Deadline for Alabama 2024

Estimated tax payments should be made on behalf of your clients on:

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

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

Individual Tax Deadline for Alabama 2024

You must file & pay Individual Income Taxes in Alabama for your clients by April 15, 2025.

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

Applicable forms:

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

Extension to File Taxes in Alabama for 2024

You must send payment for taxes in Alabama for your clients’ fiscal year 2024 by April 15, 2025.

The Extension Deadline is October 15, 2025, to file your clients’ Alabama Individual Income tax return.

Alabama automatically grants six months extensions on filing personal income taxes. This means you do not need to file for an extension in Alabama on behalf of your clients.

This is an extension to FILE, not an extension to PAY – payment is still due April 15, 2025.

Sources

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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.

Tax Planning Strategies

Our team of tax experts has scoured tax rules and regulations to create detailed tax strategies you can use to find savings for your clients.

Tax Planning Glossary

Let’s face it, taxes can be confusing. Learn the terms you need to know in our tax planning glossary.

Tax Planning Strategies

Our team of tax experts has scoured tax rules and regulations to create detailed tax strategies you can use to find savings for your clients.

Tax Planning Glossary

Let’s face it, taxes can be confusing. Learn the terms you need to know in our tax planning glossary.

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