49 CFR 235.1 : Transportation (§ 1.1 To Parts 1581-1699) — (§ 200.1 To Parts 273-299) — Other Regulations Relating To Transportation (Continued) (§ 200.1 To Parts 273-299) — Federal Railroad Administration, Department Of Transportation (§ 200.1 To Parts 273-299) — Instructions Governing Applications For Approval Of A Discontinuance Or Material Modification Of A Signal System Or Relief From The Requirements Of Part 236 (§ 235.1 To Appendix A To Part 235) — Scope.

4 Aug 2016

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.

49 CFR 235.1