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Tax Due Dates

Important 2023 tax dates 

The IRS has set the following deadlines for the upcoming tax season: 

January 23, 2023

IRS begins accepting tax returns.

January 17, 2023

Fourth quarter estimated payments due for tax year 2022  

January 31, 2023

Employers must mail W-2 forms  

April 18, 2023

Tax Day/federal returns and payments due, final day for 401k contributions, final day to file an extension 

October 16, 2023

Late filing deadline

Tax deadlines for independent contractors, consultants, and the self-employed .

Below, you’ll find more important tax dates for 2023. 

 

Small Business Filing Deadline  Extension Deadline  
Sole Proprietors  April 18, 2023  Oct. 16, 2023 
Partnerships March 15, 2023  Sept. 15, 2023 
Multi-member LLCs  March 15, 2023  Sept. 15, 2023 
S-Corps  March 15, 2023  Sept. 15, 2023 
C-Corps  April 17, 2023  Oct. 16, 2023 

The above doesn't cover every tax deadline, merely the most important ones broadly relevant to these groups of taxpayers. For a comprehensive view of all the important tax deadlines applicable to each taxpayer, please visit IRS Publication 509.

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