U.S. Code of Federal Regulations

Regulations most recently checked for updates: Dec 14, 2019

§ 235.1 - Scope.

This part prescribes application for approval to discontinue or materially modify block signal systems, interlockings, traffic control systems, automatic train stop, train control, or cab signal systems, or other similar appliances, devices, methods, or systems, and provides for relief from part 236 of this title.