Code of Federal Regulations > Title 49 > Chapter II > Part 220 > Subpart B - Subpart B—Radio and Wireless Communication Procedures

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

§ 220.21 - Railroad operating rules; radio communications; recordkeeping.

§ 220.23 - Publication of radio information.

§ 220.25 - Instruction and operational testing of employees.

§ 220.27 - Identification.

§ 220.29 - Statement of letters and numbers in radio communications.

§ 220.31 - Initiating a radio transmission.

§ 220.33 - Receiving a radio transmission.

§ 220.35 - Ending a radio transmission.

§ 220.37 - Testing radio and wireless communication equipment.

§ 220.38 - Communication equipment failure.

§ 220.39 - Continuous radio monitoring.

§ 220.41 - [Reserved]

§ 220.43 - Radio communications consistent with federal regulations and railroad operating rules.

§ 220.45 - Radio communication shall be complete.

§ 220.47 - Emergency radio transmissions.

§ 220.49 - Radio communication used in shoving, backing or pushing movements.

§ 220.51 - Radio communications and signal indications.

§ 220.61 - Radio transmission of mandatory directives.