This version of the form is not currently in use and is provided for reference only. Download this version of Instructions for Form CMFT-1-X for the current year.
This document contains official instructions for Form CMFT-1-X , Amended County Motor Fuel Tax Return - a form released and collected by the Illinois Department of Revenue. An up-to-date fillable Form CMFT-1-X (026) is available for download through this link.
Q: What is Form CMFT-1-X?
A: Form CMFT-1-X is the Amended County Motor Fuel Tax Return used in Illinois.
Q: Who needs to file Form CMFT-1-X?
A: Anyone who needs to amend their County Motor Fuel Tax Return in Illinois.
Q: How do I file Form CMFT-1-X?
A: Form CMFT-1-X can be filed electronically or by mail.
Q: What information is required on Form CMFT-1-X?
A: You will need to provide your business information, sales information, and the amount of amended tax due.
Q: When is Form CMFT-1-X due?
A: Form CMFT-1-X is due on the 20th of the month following the end of the reporting period.
Q: What should I do if I made an error on my original County Motor Fuel Tax Return?
A: If you made an error on your original return, you should file an amended return using Form CMFT-1-X to correct the error.
Instruction Details:
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