Due Dates and Tax Rates

Due Dates

Your business tax return is due on the 15th day of the fourth month following the end of your fiscal year.  For example, if your fiscal year coincides with the calendar year, then your return will be due on April 15.

Tax Rates

The business tax rates vary, depending on your classification and whether you are a retailer or a wholesaler.  However, every taxpayer must pay at least a minimum tax of $22.

Classification Retailer Rates Wholesaler Rates General Rate
Class 1A 0.001 0.00025  
Class 1B &1C 0.001 0.000375  
Class 1D 0.0005 Not applicable  
Class 1E Not applicable  0.0003125  
Class 2 0.0015 0.000375  
Class 3 0.001875 0.000375  
Class 4 Not applicable Not applicable 0.001
Class 5A Not applicable Not applicable 0.001*
Class 5B Not applicable Not applicable 0.0002

* The tax rate for Class 5A taxpayers was updated from 0.003 to 0.001 as a result of a law change in Public Chapter 377 (2023), effective May 11, 2023.  This updated rate applies to tax years beginning on or after December 31, 2023.