MECHANICAL, PLUMBING & ELECTRICAL PERMIT links below. These are done through the State of Michigan.

MECHANICAL:

https://www.michigan.gov/lara/bureau-list/bcc/divisions/permits/permits/mechanical-permit-information

PLUMBING:

https://www.michigan.gov/lara/bureau-list/bcc/divisions/permits/permits/plumbing-permit-information

ELECTRICAL:

https://www.michigan.gov/lara/bureau-list/bcc/divisions/permits/permits/electrical-permit-information