Mechanical Permits

Requirements

Mechanical permits are required for: 

  • Boilers
  • Exhaust fans
  • Fireplace framing
  • Fireplaces (solid and fuel gas appliances)
  • Gas piping
  • Geothermal heat pumps
  • In-floor heating systems
  • New and /or replacement furnace
  • Radon ventilation systems
  • Unit heaters

Inspections

Inspections include:

  • Appliance clearances
  • Appliance venting
  • Balancing reports (if applicable)
  • Combustion air
  • Concealed installations
  • Final inspections
  • Gas piping materials
  • Gas tests
  • Installation per manufacturer’s requirements
  • Rough in installation of supply and return ducts
  • Underground installations

Documents

  1. 2015 CSST Bonding Clarification Notice (PDF)
  2. 2015 Minnesota State Building Code Energy Code Compliance Certificate (PDF)
  3. Furnace Installation Certificate (PDF)
  4. Furnace Installation Permit Required (PDF)
  1. Mechanical Ventilation and Combustion Air Form Instructions - Example (PDF)
  2. Mechanical Ventilation and Combustion Air Form (PDF)
  3. Owatonna Mechanical Permit Application (PDF)
  4. Owatonna Plumbing Permit Application (PDF)