I didn't find a fax number but below are other contact options for AR taxpayers. Here is a link to the AR Taxpayer Access Point as well.
Support Hours:
Monday - Friday 8:00 am - 4:30 pm CST
Email:
ATAP_Help@dfa.arkansas.gov
Please include your tax identification number or account ID when emailing the help desk.
Phone:
501-683-2827
Toll Free:
877-280-2827
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