The MI Treasury site will be performing system maintenance from:
Wednesday, August 29th at 5:00 pm
to
Tuesday, September 3rd at 8:00 am
You will NOT be able to log in to make payments for
Sales Tax or Michigan withholding
during this time.
Michigan Department of Treasury Planned Site Outage
Quick Contact Form
Use the form below to send us a quick message and we’ll get back to you soon!
Office Hours
Our office hours change throughout the year. Our current office hours are below:
- Sunday
- Monday
- Tuesday
- Wednesday
- Thursday
- Friday
- Saturday
- Closed
- 9am - 4pm
- 9am - 4pm
- 9am - 4pm
- 9am - 4pm
- 9am - 4pm
- Closed