Class 1 and class 2 e-bikes are allowed on all hard and soft surface double-track in Park City (wider than 5 feet). However, e-bikes are not allowed on single-track trails in Park City, with an exception for those who qualify for an e-bike courtesy tag. There are specific e-bike-friendly trails in Park City, including the Clark Ranch area.
Class 3 e-bikes, and e-motorcycles are not allowed on any trail or pathway in Park City.
Learn more about e-bikes and how to acquire a courtesy tag here.