- www.state.in.us/dor
- Tax Forms All forms and manuals are available in Adobe Acrobat format for easy printing. To view and print documents in this format you must have the latest version of the Acrobat Reader which can be downloaded for free. Forms downloaded and printed from this page may be used to file taxes unless otherwise specified. Some forms, but not all, are available in Fill-in Format using the latest ...www.in.gov/dor/taxforms