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County building permits

Unincorporated Sanilac County

How to apply for a building permit in unincorporated Sanilac County, Michigan. Permit authority, application steps, fees, and inspection requirements.

Last verified
April 2026
On this page 5
§ 01

Permit authority

Sanilac County Construction and Land Use Department

Coverage
Unincorporated Sanilac County and, by local agreement or ordinance, several municipalities that route building, electrical, mechanical, and plumbing permits through the county
§ 02

When a permit is required

Permit triggers and exempt work for Sanilac County

County materials say permits are required for new construction, additions, remodels, accessory structures, electrical, mechanical, plumbing, demolition, and maintenance work regulated by state code

Michigan state code exemptions likely still apply, but verify locally for borderline scopes
  • Exempt Michigan state code exemptions likely still apply, but verify locally for borderline scopes
Required documents
  • Completed application, plans, plot/site information, contractor and owner information, and any additional agency permits required by the department
Building code
Michigan Construction Code baseline; the county page reviewed did not publish a single consolidated code edition statement
Owner-builder
County forms and instructions state a homeowner may apply for trade permits only when the homeowner is doing the work on their own single-family dwelling; a homeowner may not take out a permit if hiring a contractor
Contractor requirements
Trade permits must be applied for by the person actually doing the work, including a licensed Michigan contractor for the applicable trade
§ 03

Application process

Application → plan check → issuance → inspection → final

  1. 01
    Confirm the parcel is in unincorporated county jurisdiction and identify whether building, electrical, mechanical, plumbing, demolition, or land use review is needed.
  2. 02
    Submit a properly completed application to the Construction and Land Use Department.
  3. 03
    Provide plans and any supporting documents required by the permit type.
  4. 04
    Pay required fees and complete any pre-issuance site conditions.
  5. 05
    Department review and issuance.

Source: Sanilac County Construction and Land Use Department ↗

§ 04

Required inspections

Scheduling and sequence

How to schedule
  • Phone at 810-648-4664 and fax with required permit information (phone)
Inspection hours
Monday through Friday, 8:00 a.m. to 4:30 p.m.

Typical sequence: Permit holder requests inspection, provides permit number, permit type, site address, city/village/township, section, and callback number

Requests missing required information will not be honored; inspections are placed in the next available slot

§ 05

Frequently asked

Common questions about unincorporated Sanilac County permits

01 Do I need a building permit in unincorporated Sanilac County, MI?
County materials say permits are required for new construction, additions, remodels, accessory structures, electrical, mechanical, plumbing, demolition, and maintenance work regulated by state code
02 How do I apply for a building permit in unincorporated Sanilac County, MI?
To apply for a building permit in unincorporated Sanilac County, MI, follow these steps: 1. Confirm the parcel is in unincorporated county jurisdiction and identify whether building, electrical, mechanical, plumbing, demolition, or land use review is needed. 2. Submit a properly completed application to the Construction and Land Use Department. 3. Provide plans and any supporting documents required by the permit type. 4. Pay required fees and complete any pre-issuance site conditions. 5. Department review and issuance.
03 What work is exempt from building permits in unincorporated Sanilac County, MI?
Not all construction work requires a permit in unincorporated Sanilac County, MI. The following work is generally exempt: Michigan state code exemptions likely still apply, but verify locally for borderline scopes. When in doubt, confirm with the local building department before starting work.
04 How do I schedule a building inspection in unincorporated Sanilac County, MI?
Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in unincorporated Sanilac County, MI via: Phone at 810-648-4664 and fax with required permit information.
last verified April 2026 source Sanilac County Construction and Land Use Department ↗ entry id permits/michigan/sanilac/unincorporated

Educational reference. Permit rules and fees change — confirm current requirements directly with Sanilac County Construction and Land Use Department before applying. Jaspector is not legal advice.