Commercial Activity Tax (CAT) Filing Deadline Reminder

January 18th, 2019

This message is a reminder to all commercial activity tax (CAT) practitioners and taxpayers that the fourth quarter 2018 CAT return is due February 11, 2019.
Taxpayers are required to file and pay the CAT electronically via the Gateway at

Please visit the website at or contact the Department at 1-888-722-8829 with any questions regarding the CAT.

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