Deck Construction Permits in Sanilac County, Michigan

Building a deck typically requires a permit if it is attached to the house, over 30 inches off the ground, or exceeds a certain square footage (often 200 sq ft).

With a population of around 40,462 residents, Sanilac County generally runs a more streamlined permitting process than major urban hubs.

Code Compliance & Inspections

Because of severe winter weather in Michigan, any exterior structures or footings must be set below the local frost line to prevent shifting, as mandated by the Michigan Building Code.

Zoning & Cost Factors

Michigan grants zoning authority to townships, cities, and villages, leading to a highly fragmented regulatory landscape, especially concerning short-term rentals. Fortunately, Michigan maintains relatively builder-friendly regulations, keeping base permit fees competitive.

In Sanilac County, you or your contractor typically submit blueprints and a property survey to the local building department. Call ahead to confirm hours and accepted payment methods.

Typical Submittal Package

When applying for a Deck Construction permit, you or your contractor will generally need to submit the following documentation for the city's review:

Standard Ordinances & Processing Time

Key code points for a Deck Construction in Sanilac County: Decks higher than 30 inches above grade legally require guardrails (typically 36 inches high), and stairs with 4 or more risers require a handrail.

Typical processing time: a few days to several weeks, depending on current workload and the season. Contact Sanilac County Construction for a current estimate.