Immigration signals to be hoisted
38.  The immigration signal required under section 16(1) of the Act shall be —
(a)by day, the flags in the International Code of Signals corresponding to —
(i)the numerals 25 in respect of vessels not carrying passengers; and
(ii)the numerals 34 in respect of vessels carrying passengers; and
(b)by night, in every case, 2 green lights mounted vertically, 2 metres apart, visible through 360° for a distance of 2 nautical miles.