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New Jersey Individual Income Tax Filing deadlines and extensions for 2025.
If you are a resident or have been involved in significant business operations within New Jersey, then you might be required to file New Jersey State Taxes. We look at the most important tax deadlines and tax extensions for New Jersey in 2025.
If your clients are residents or have been involved in significant business operations within New Jersey, then they might be required to file New Jersey State Taxes. This guide outlines important tax deadlines and tax extensions for New Jersey in 2025.
New Jersey C Corporation Tax Deadlines for 2025
Assuming an accounting period ending December 31, 2025.
See filing instructions for other accounting period ending dates.
You must file and pay Corporate Business Tax in New Jersey by May 15, 2026.
Extension to File Taxes in New Jersey for 2025
The Extension Deadline for New Jersey corporate business tax returns is November 15, 2026.
New Jersey grants a six-month extension for filing corporate business tax returns.
This is an extension to FILE, not an extension to PAY – payment is still due May 15, 2026.
New Jersey S Corporation & Partnership Tax Deadlines for 2025
Assuming an accounting period ending December 31, 2025.
See filing instructions for other accounting period ending dates.
You must file in New Jersey by April 15, 2026.
Extension to File Taxes in New Jersey for 2025
The Extension Deadline for New Jersey S Corporation or Partnership tax returns is September 15, 2026.
New Jersey automatically grants a five-month extension on filing partnership income tax returns. This means you do not need to file for an extension in New Jersey.
This is an extension to FILE, not an extension to PAY – payment is still due April 15, 2026.
Estimated Tax Deadline for New Jersey 2025
Estimated tax payments are due:
See Form NJ-1040-ES for the amount to pay with each voucher.
Individual Tax Deadline for New Jersey 2025
You must file and pay individual income taxes in New Jersey by April 15, 2026.
Extension to File Taxes in New Jersey for 2025
The Extension Deadline for New Jersey Individual Income tax returns is October 15, 2026.
New Jersey will automatically grant a six-month extension on filing personal income taxes if a federal extension is filed. This means you do not need to file for an extension in New Jersey if you file a federal extension. If you do NOT file a federal extension, file Form NJ-630.
This is an extension to FILE, not an extension to PAY – payment is still due April 15, 2026.
New Jersey does not have an Estate Tax.
Note: NJ Inheritance Tax may still apply.
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, 2026. If you wait until January 15, 2026, you must pay the entire balance of the estimated tax. However, if farmers file their tax return on or before March 1, 2026, 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.
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