We offer e-filing for individuals, businesses and tax professionals. If your employer did not withhold the local tax at the rates shown, you are required to file a Cincinnati tax return.Many forms have fillin versions that you can complete online, print and then submit to ODT. Municipal electronic filing details ; E-filing mandate. No ; Accepts city-only filings. If you work in multiple locations, complete Form L-2-C. How to apply to the University of Cincinnati. Applications should be submitted once the project is complete, and all permits are closed. Find Free Tax Prep locations near you using our interactive Tax Prep location map. Check out the support page for our phone number and hours.