Ready to register in Michigan? Apply for your Michigan sales tax permit online – it only takes a few minutes.
Michigan Department of Treasury Contact Information
Need to reach the Michigan Department of Treasury? Here are all the ways to get help.
Main Contact Information
| General Information | 517-636-4660 |
| Sales Tax Questions | 517-636-4660 |
| Hours | Monday – Friday, 8:00 AM – 4:30 PM (Eastern) |
| Website | michigan.gov/treasury |
Mailing Address
Michigan Department of Treasury
P.O. Box 30427
Lansing, MI 48909
Walk-In Office
Lansing: Treasury Building, 430 W. Allegan Street, Lansing, MI 48922
Online Services Available
- Register for Sales Tax License via Michigan Treasury Online
- File and pay sales tax returns
- Update business information
- View account history
Forms and Publications
- Form 518: Registration for Michigan Taxes
- Form 5080: Sales, Use and Withholding Taxes Monthly/Quarterly Return
- Form 3372: Sales and Use Tax Certificate of Exemption
Access at: michigan.gov/treasury/business/forms
Related Michigan Guides
Rates and Fees – Michigan’s flat 6% rate.
Business Licensing – Other licenses your business may need.