The City of Columbus Income Tax Division uses Adobe fillable PDF forms. Changes in many modern web browsers mean they are no longer compatible with fillable PDF forms. Browsers can display the PDF, but the fillable features will be disabled. To use the forms provided by the City of Columbus Income Tax Division, we recommend you download the forms and open them using the newest version of Acrobat Reader. Get Adobe Reader

Fill-in Forms and Instructions



2021 IR-18 Quarterly Statement of Estimated Tax Due Form Instructions
2021 IR-21 Declaration of Estimated Tax Form Instructions
2020 IR-25 Annual City Tax Return for Individuals Form Instructions
2020 IR-42 Application for Filing Extension Form Instructions
2020 IT-47 Application for a New City Tax Account Form Instructions
2020 IT-8 Request for Copy of Tax Return Form  
2020 IT-9 Change of Address Form  
2020 Power of Attorney Form  
2020 Request for Assessment Form  
Deadline Extension FAQ   Instructions