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2023 Oregon State Tax Deadlines

Oregon Individual Income Tax Filing deadlines and extensions for 2023.

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

2023 Oregon State Tax Deadlines

Oregon Individual Income Tax Filing deadlines and extensions for 2023.

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

Oregon Business Tax Deadlines for 2023

C Corporation

Oregon C Corporation Tax Deadlines for 2023

You must file & pay Corporate Income Taxes in Oregon by May 15, 2024.

Applicable forms:
Form OR-20 – Oregon Corporation Excise Tax Return

Extension to File Taxes in Oregon for 2023

You must send payment for taxes in Oregon for the fiscal year 2023 by May 15, 2024.

Oregon automatically grants 7 months extensions on filing corporate income tax returns, if a federal extension is filed. This means you do not need to file for an extension in Oregon. 

This is an extension to FILE, not an extension to PAY – payment is still due May 15, 2024.

Pass-Throughs

Oregon S Corporation & Partnership Tax Deadlines for 2023

You must file in Oregon Partnership Return of Income  by March 15, 2024.

You must file the Oregon S Corporation Tax Return by April 15, 2023.

Applicable forms: 

Form OR-20-S – Oregon S Corporation Tax Return

Form OR-65 – Oregon Partnership Return of Income

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

You must send payment for taxes in Oregon for the fiscal year 2023 by March 15, 2024.

The Extension Deadline is September 16, 2024 to file your Oregon income tax return.

Oregon automatically grants 6 months extensions on filing partnership income tax returns, if a federal extension is filed. This means you do not need to file for an extension in Oregon.

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

Oregon Individual Tax Deadlines for 2023

Estimated Tax Deadline for Oregon 2023

Estimated tax payments should be made:  

  • April 18, 2023
  • June 15, 2023
  • November 15, 2023
  • January 15, 2024

See OR-ESTIMATE for the amount to pay with each voucher.

Individual Tax Deadline for Oregon 2023

You must file & pay Individual Income Taxes in Oregon by April 15, 2024.

Applicable forms:
Form OR40 – Full Time Residents
Form OR-P – Part-Year Residents
Form OR-N – Non-Residents

Extension to File Taxes in Oregon for 2023

You must send payment for taxes in Oregon for the fiscal year 2023 by April 15, 2024.

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

Oregon will automatically grant a 6 months extension on filing personal income taxes if a federal extension is filed and there is no tax due. This means you do not need to file for an extension in Oregon if you file a federal extension, attach the federal extension to the state return and have no tax due in Oregon. If you do NOT file a federal extension or have tax due, file Form OR-40-V.

This is an extension to FILE, not an extension to PAY – payment is still due April 15, 2024.

Estates Tax Deadline for Oregon 2023

You must file Form OR-706 within nine months of the date of the decedent’s death. 

Farmer and Fisherman Taxes for Oregon 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

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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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