This document contains official instructions for Form ST-70, Aviation Fuel Sales and Use Tax Return - a form released and collected by the Illinois Department of Revenue.
- This 2-page document is available for download in PDF;
- Actual and applicable for the current year;
- Complete, printable, and free.
Download your copy of the instructions by clicking the link below or browse hundreds of other forms in our library of forms released by the Illinois Department of Revenue.