The Wyoming State Fire Marshal has adopted statewide, applying to plan review submissions from June 28, 2024: the 2024 International Fire Code, 2024 International Building Code, 2024 International Fuel & Gas Code, 2024 International Mechanical Code, 2024 International Existing Building Code, and the 2023 National Electrical Code (2026 NEC effective July 1, 2026). State Fire Marshal plan review is required for listed categories including government-owned or leased buildings and schools, buildings over 5,000 sq ft with public access, child care centers serving more than 10 children, multi-story buildings, places of assembly of any size, alterations valued at $40,000 or more using ICC valuation tables, and fire protection system work. Building permits for ordinary residential work are issued by the city or county.