Regulatory framework
The code baseline for Gilpin County.
The County's February 2026 public-hearing notice for Resolution 26-005 identifies the 2024 International Building, Residential, Mechanical, Property Maintenance, Existing Building, Energy Conservation, Swimming Pool and Spa, and Fire Codes; the 2023 National Electrical Code; Colorado Fuel Gas Code; Colorado Plumbing Code; and Colorado Model Electric Ready and Solar Ready Code. The notice documents the 2026 adoption process; the reviewed official materials do not separately publish the effective date. The prior confirmed package was the 2018 I-codes with the 2020 NEC under Resolutions 23-35 and 23-24.