Frequently Asked Questions

What Is Taxable? Answers to most commonly asked questions regarding what is taxable, what are unincorporated businesses, and what is not taxable. - learn more

General City Income Tax General income tax questions and answers. - learn more

Who Must File? Find the answers to who must file a return with the Columbus Income Tax Division. - learn more

Estimated Taxes Answers to most commonly asked questions regarding estimated taxes.  - learn more

ACH Credit Transactions Learn all the answers to ACH EFT payments and how to get started with online payments. - learn more