The .gov means it's official. Official North Dakota websites will end in .gov. Before sharing sensitive information, make sure you're on a government site.
The site is secure. The https:// ensures that you're connecting to the official website and that any information you provide is encrypted and sent securely.
S Corporation: Form 60 - S Corporation Income Tax Return and tax are due for 2025 calendar year-end filers.
Partnership: Form 58 - Partnership Income Tax Return and tax are due for 2025 calendar year-end filers.
April 20
The 3-year statute of limitations to file an original return to claim a refund of estimated tax or withholding for 2022 income tax return, regardless whether an automatic extension to file was obtained.
September 15
S Corporation: Form 60 - S Corporation Income Tax Return is due for extended 2025 calendar year-end filers.
Partnership: Form 58 - North Dakota Partnership Income Tax Return is due for extended 2025 calendar year-end filers.
