Regulations last checked for updates: May 07, 2025

Title 49 - Transportation last revised: Mar 20, 2025
§ 220.45 - Radio communication shall be complete.

Any radio communication which is not fully understood or completed in accordance with the requirements of this part and the operating rules of the railroad, shall not be acted upon and shall be treated as though not sent.

source: 63 FR 47195, Sept. 4, 1998, unless otherwise noted.
cite as: 49 CFR 220.45