Hours of Operation

Monday – Friday, 8:00 a.m. – 4:30 p.m. Eastern Time
For after hours or electronic customer service requests, please allow up to 48 hours to receive a response from a customer service representative.

INtax Customer Service

Choose one of the options below to contact us for questions and comments about INtax.
Email:
- For Login and Registration Issues, please click here.
- For all other issues and comments, please send an email through your secure mailbox by clicking the "Messages" menu option from within INtax.
Phone: (317) 233-8729

Retail Merchant Certificate Reinstatement

Choose one of the options below to contact us for questions or comments about retail merchant certificate reinstatement.
Email: Send an email to the department.
Phone: (317) 232-2165

• Mail: Indiana Department of Revenue
• P.O. Box 1685
• Indianapolis, IN 46206-1685

Order Coupons

Choose one of the options below to contact us for questions or comments about ordering coupons.
Email: Send an email to the department.
Phone: (317) 233-8729

Provide Feedback

Share a few words with us about your experience with INtax, http://www.in.gov/dor/4537.htm.