Permits for Metal Buildings: What You Need to Know Before Installation

If you’re planning to install a metal garage, carport, workshop, or steel building, one of the most important steps is understanding whether a building permit is required. Permit requirements vary by city, county, and state, but most residential steel structures will require approval before installation.

This guide walks you through the general process of pulling a permit for a residential steel structure so you can prepare your property, avoid delays, and ensure your building is installed correctly and legally.

Do You Need a Permit for a Metal Garage or Carport?

In most areas, permits are required for fully enclosed metal garages, large carports, and permanent steel structures. Smaller or temporary structures may be exempt depending on local codes, but it’s always recommended to verify with your local building department before installation.

• Fully enclosed garages almost always require a permit
• Larger carports (based on size or height) often require approval
• Structures attached to a home typically require permits
• Concrete foundations may require separate approval

Step-by-Step Process for Getting a Building Permit

1. Contact Your Local Building Department

Start by contacting your city or county permitting office. They will provide the exact requirements for your location, including setbacks, zoning restrictions, and structural guidelines.

2. Determine Zoning and Setback Requirements

Zoning rules control where your building can be placed on your property. Setbacks determine how far your structure must be from property lines, roads, and other buildings.

3. Choose Your Building Size and Design

Before applying, you’ll need to know your building’s dimensions, height, roof style, and intended use. These details are required for most permit applications.

4. Submit Site Plans

Most jurisdictions require a simple site plan showing:

• Property boundaries
• Existing structures
• Proposed building location
• Distances from property lines

5. Provide Engineering or Building Specifications

For larger or permanent structures, you may need engineered drawings or manufacturer specifications showing wind and snow load ratings for your area.

6. Pay Permit Fees

Permit fees vary depending on your location and the size of your structure. These are typically paid when submitting your application.

7. Wait for Approval

Approval times can range from a few days to a few weeks depending on your local office and the complexity of your project.

8. Schedule Inspections (If Required)

Some areas require inspections during or after installation, especially if a concrete foundation is involved.

Common Permit Requirements for Steel Buildings

• Minimum and maximum building sizes
• Wind load and snow load ratings
• Anchoring method (ground, asphalt, or concrete)
• Distance from utilities and easements
• Drainage and runoff considerations

Tips to Avoid Permit Delays

• Always verify requirements before ordering your building
• Make sure your site is level and ready for installation
• Confirm zoning compliance early
• Have your building specifications ready
• Work with a provider familiar with local codes

Does Johnson Carports and Garages Help With Permits?

While permit requirements are handled at the local level, Johnson Carports and Garages can provide the building specifications, sizing details, and structural information needed for your application. We help ensure your metal building meets common code requirements for your region.

Start Your Project the Right Way

Getting a permit may seem complicated, but following the proper steps helps protect your investment and ensures your building is installed safely and legally. If you’re unsure where to start, our team can help guide you through the process and provide the details you need.