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Amendment Table for COLREG 72(Res.A.1004(25))

Before 1 December 2009
ANNEX IV DISTRESS SIGNALS
1. The following signals, used or exhibited either together or
separately, indicate distress and need of assistance :
(d) a signal made by radiotelegraphy or by any other signalling
method consisting of the group ... --- ... (SOS) in the Morse Code ;
(l) the radiotelegraph alarm signal;
(m) the radiotelephone alarm signal;


On or after 1 December 2009
ANNEX IV DISTRESS SIGNALS
1. The following signals, used or exhibited either together or
separately, indicate distress and need of assistance :
(d) a signal made by any signalling method consisting of the
group ... --- ... (SOS) in the Morse Code;
(l) a distress alert by means of digital selective calling (DSC)
transmitted on:
(i) VHF channel 70, or
(ii) MF/HF on the frequencies 2187.5 kHz, 8414.5 kHz, 4207.5
kHz, 6312 kHz, 12577 kHz or 16804.5 kHz;
(m) a ship-to-shore distress alert transmitted by the ship's Inmarsat
or other mobile satellite service provider ship earth station;