

The following forms are available for download. These forms are available in the PDF format unless otherwise specified. You must have Adobe Acrobat software installed on your computer to access these files. If you do not have this software on your computer, click the "Get Adobe Reader" button below to download.
Attention Form 320-A and 320-C filers:
The Oklahoma Tax Commission has recently released an electronic filing system for the filing of Forms 320-A and 320-C.
Click here to enter the new Gross Production System.