MERCHANT SHIPPING (INSTRUCTIONS TO SURVEYORS) (PASSENGER SHIPS) REGULATIONS
Assigning, marking and recording of subdivision load-lines
(1) (a) In order that the required degree of subdivision shall be maintained, a load-line, corresponding to the approved sub-division draught is to be assigned and marked on the ship's sides.
(b) Ships having spaces which are adapted for the accommodation of passengers and the carriage of cargo alternatively may have, if the owners desire, one or more additional load-line marks corresponding to the subdivision draughts approved for the alternative conditions.
(c) The positions of the subdivision load-lines and the conditions under which they apply shall be determined in every case by a Surveyor of Ships.
(2) The subdivision load-lines assigned and marked under the foregoing provisions shall be recorded in the Safety Certificate, and shall be distinguished by the notation C.1 for the principal passenger condition, and C.2, C.3, etc., for the alternative conditions.
(3) The freeboard corresponding to each of these loadlines inserted in the Safety Certificate shall be measured at the same position and from the same deck line as the freeboards determined by the Load Line Rules.
(4) In no case shall any subdivision loadline mark be placed above the deepest loadline in salt water as determined by the strength of the ship and/or the Load Line Rules.
(5) As regards inspection of subdivision loadlines, see paragraph 1(5)(d).