Goto Section: 80.327 | 80.331 | Table of Contents
Revised as of September 1, 2021
Goto Year:2020 |
§ 80.329 Safety signals and messages.
(a) The safety signal indicates that the station is about to transmit a
message concerning the safety of navigation or giving important
(b) In radiotelegraphy, the safety signal consists of three repetitions
of the group TTT, sent with the individual letters of each group, and
the successive groups clearly separated from each other. It must be
sent before the call.
(c) In radiotelephony, the safety signal consists of the word SECURITE,
pronounced as in French, spoken three times and transmitted before the
(d) The safety signal and call must be sent on one of the international
distress frequencies (2182 kHz or 156.8 MHz radiotelephone). Stations
which cannot transmit on a distress frequency may use any other
available frequency on which attention might be attracted.
(e) The safety signal and call must be followed by the safety message.
Where practicable, the safety message should be sent on a working
frequency, and a suitable announcement to this effect must be made at
the end of the call.
(f) Messages about meteorological warnings, of cyclones, dangerous ice,
dangerous wrecks, or any other imminent danger to marine navigation
must be preceded by the safety signal.
(g) Stations hearing the safety signal must not make any transmission
likely to interfere with the message.
[ 51 FR 31213 , Sept. 2, 1986, as amended at 69 FR 64674 , Nov. 8, 2004;
73 FR 4485 , Jan. 25, 2008]
Goto Section: 80.327 | 80.331
Goto Year: 2020 |
CiteFind - See documents on FCC website that
cite this rule
Want to support this service?
Report errors in
this rule. Since these rules are converted to HTML by machine, it's possible errors have been made. Please
help us improve these rules by clicking the Report FCC Rule Errors link to report an error.
Helping make public information public