49 CFR 236.201 - Track-circuit control of signals.

Regulations last checked for updates: Feb 09, 2026

Title 49 - Transportation last revised: Feb 03, 2026

View all text of Subpart B [§ 236.201 - § 236.207]

§ 236.201 - Track-circuit control of signals.

The control circuits for home signal aspects with indications more favorable than “proceed at restricted speed” shall be controlled automatically by track circuits extending through the entire block.

authority: 49 U.S.C. 20102-20103,20107,20133,20141,20157,20301,20306,20501,20701,21301,21304; 28 U.S.C. 2461 note; and 49 CFR 1.89

source: 33 FR 19684, Dec. 25, 1968, unless otherwise noted.

cite as: 49 CFR 236.201