Mechanical

Requirements for Applying for a Permit: 

• Mechanical Permit Application Checklist (PDF)
• Completed Mechanical Permit Application (PDF)
• Directions to Site (PDF)
• Detailed Scaled Site Plan 
  • Site Plan Requirements Checklist (PDF)
  • Scale must be 1" x 20' minimum and 1" x 200' maximum 
• Detailed Floor Plan
  • Must show locations of mechanical systems 
• Manufacturer's Product Specifications
• Proof of Ownership (if applicable)

Additional Requirements to Obtain a Permit: 

• If your site is near a water body or other critical area, special conditions may apply.
• Electrical permits may be required and are issued by the Washington State Department of Labor and Industries.
• When property is jointly owned or owned by others, letters from all owners must be submitted indicating project approval.