Documents & FAQs

Do I need a Building Permit?

  • Sheds/Accessory buildings 12’x10’ or 120 square feet and larger require a building permit.  
  • New Irrigation Systems, additions to or extensions of existing systems require a building permit.
  • New Fences, additions to or extensions of existing fences require a building permit.
  • Retaining Walls require a building permit. (All retaining walls 4-foot tall and over, require engineer stamped plans to be submitted with the building permit).
  • Decks require a building permit.
  • Awnings/Covers require a building permit.
  • Solar Systems require a building permit and a Wyoming State Plan Review and Electrical Permit.  (Please review "Electrical PV Plan Review Checklist" below for more information).
  • Mobile Home Additions require a permit.  Please see the HUD Manufactured Home Modification Policy for additional information before submitting your permit.

Please use the most current Wyoming State accepted IBC/IRC/IPC/IFC/IMC for all submissions.

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*An application for a permit for any proposed work shall be deemed to have been abandoned 180 days after the date of filing, unless such application has been pursued in good faith or a permit has been issued.*


DEQ Asbestos - A guide for Contractors, Building Owners & Residential Owners

What to Include with your Permit Application:

  1. Building Permit Legal Requirements
  2. Building Permit Packet

Resources:

  1. Flow chart
  2. Engineering Building Rate Sheet
  3. Design load values for Evanston Wyoming
  4. Plot Plan.Site Plan
  5. Building Inspections Minimum Requirements
  6. Cut Permit Information and Standards
  7. Irrigation Systems
  8. Fences Hedges Retaining Walls
  9. Visibility Triangle.pdf
  10. Decks
  11. Awnings
  12. Sheds/Accessory Building Standards
  13. Wyoming State Electrical Information Sheet
  14. Electrical PV Plan Review Checklist
  15. State Fire Marshall Review Requirements