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.