700.703—To announce assumption of command.

(a) Upon assuming command, commanders shall so advise appropriate superiors, and the units of their commands.
(b) When appropriate, commanders shall also advise the following officers and officials located within the area encompassed by the command concerning their assumption of command.
(1) Senior commanders of other United States armed services;
(2) Officials of other federal agencies; and
(3) Officials of foreign governments.