Regulatory framework
The code baseline for San Miguel County.
San Miguel County has the 2018 International Codes in effect under Resolution 2023-01, with County amendments to the IBC, IRC, IWUIC, and related codes; Colorado has jurisdiction over plumbing and electrical permits. The County adopted the Colorado Wildfire Resiliency Code on April 1, 2026 and begins enforcing it July 1, 2026. Local amendments include wildfire-resistant construction, snow-load and foundation criteria, and residential sprinkler rules, with exceptions for qualifying homes under 3,600 square feet.