Building

The Lyon County Building Department is dedicated to promoting the health, safety, and general welfare of our community through the consistent enforcement of building codes and ordinances as adopted by the Lyon County Board of Commissioners.

This website is intended to serve as a resource by providing access to forms, applications, and general information related to building construction within Lyon County. For specific inquiries or concerns, we encourage you to contact our office directly.


2024 Building Codes

The Lyon County Board of Commissioners on August 7, 2025 approved Bill 25-04, an ordinance amending Lyon County Code Title 15, Chapter 239, Sections 1, 2, and 5, thereby adopting the following codes, effective January 1, 2026:

  • 2024 International Code Council (ICC) Building Codes

  • 2023 National Electrical Code (NEC)

  • 2024 Uniform Mechanical Code

  • 2024 Uniform Plumbing Code

  • 2024 Northern Nevada ICC Amendments

  • 2024 Lyon County Amendments

Beginning January 1, 2026, all plan submittals must comply with the newly adopted 2024 codes. 

For additional information or access to the 2024 code books, please contact the Lyon County Building Department.

2024 NNICC Code Amendments
2024 Lyon County Amendments
ICC Code Search