Michigan DBA (Doing Business As) Guide (2026)
Michigan assumed name (DBA) certificates are filed with the County Clerk under MCL 445.2. The fee is $10 for the certificate plus $10 for each certified copy.
The one thing to knowEach certified copy costs an additional $10 on top of the $10 certificate fee.
The process
- File with the County Clerk
Assumed name (DBA) certificates are filed with the County Clerk under MCL 445.2.
- Pay the certificate fee
The fee is $10 for the certificate.
- Request certified copies if needed
Each certified copy is an additional $10.
DBA filing by county — all 83 Michigan counties
What to bring
- Your assumed (DBA) business name
- $10 certificate fee
- $10 per certified copy needed
- County-specific filing requirements
Frequently asked questions
How much does a Michigan DBA cost?
The fee is $10 for the certificate plus $10 for each certified copy.
Where do I file?
Assumed name (DBA) certificates are filed with the County Clerk under MCL 445.2.
Is there a statewide form?
No statewide DBA form is provided; verify the filing location and requirements with your county.
What law governs assumed names?
Michigan assumed name certificates are governed by MCL 445.2.