US HB5470

Designates the Route 66 National Historic Trail as a component of the National Trails System, covering approximately 2,400 miles from Chicago, Illinois to Santa Monica, California along all U.S. Highway 66 alignments that existed between 1926 and 1985

Assigns administration of the trail to the Secretary of the Interior through the National Park Service, with requirements for tribal consultation before undertaking activities with substantial direct impacts on Indian Tribes

Prohibits federal land acquisition for the trail without owner consent outside federally managed areas, and limits acquisitions to an average of one-quarter mile on either side of the trail

Explicitly protects energy development activities, prohibiting the designation from hindering current or future pipelines, renewable energy projects, or other energy infrastructure

Bars use of eminent domain or condemnation, creates no buffer zones outside the trail, and exempts the trail from new federal permit requirements that would otherwise apply due to the National Trails System designation