This version of the form is not currently in use and is provided for reference only. Download this version of Instructions for Form ST-1-X, 003 for the current year.
This document contains official instructions for Form ST-1-X , and Form 003 . Both forms are released and collected by the Illinois Department of Revenue. An up-to-date fillable Form ST-1-X is available for download through this link.
Q: What is Form ST-1-X?
A: Form ST-1-X is the Amended Sales and Use Tax and E911 Surcharge Return in Illinois.
Q: What is the purpose of Form ST-1-X?
A: The purpose of Form ST-1-X is to report any changes or corrections to a previously filed Sales and Use Tax and E911 Surcharge Return.
Q: When should I use Form ST-1-X?
A: You should use Form ST-1-X when you need to amend a previously filed Sales and Use Tax and E911 Surcharge Return.
Q: How do I fill out Form ST-1-X?
A: You should follow the instructions provided on the form to properly fill out Form ST-1-X.
Instruction Details:
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.