A—l 6

and other life saving appliances than that stated in the certificate, a memorandum may be issued bv the Government, officer, person, or organization referred to in Regulation 11 and Regulation 13. (b) This memorandum shall state that in the circumstances there is no infringement of the provisions of the present regulations. It shall be annexed to the certificate and shall be substituted for it in so far as the life saving appliances are concerned. It shall be valid only for the particular voyage for which it is issued. Regulation 18 Control Every ship holding a certificate issued under Regulation 11 or Regulation 12 is subject in the ports of the other Contracting Governments to control by officers duly authorized by such Governments in so far as this control is directed towards verifying that there is on board a valid certificate and, if necessary, that the conditions of the ship's seaworthiness correspond substantially with the particulars of that certificate. Such certificate shall be accepted unless, in the opinion of the officer carrying out the control, the conditions of the ship's seaworthiness do not correspond substantially with the particulars of that certificate and the ship cannot proceed to sea without danger to the passengers or the crew, when he shall take such steps as will ensure that the ship shall not sail until it can proceed to sea without danger to the passengers or the crew. In the event of this control giving rise to intervention of any kind, the officer carrying out the control shall inform the Consul of the country in which the ship is registere4 in writing forthwith of all the circumstances in which intervention was deemed to be necessary, and the facts shall be reported to the Organization. Regulation 19 Privileges The privileges of the present Convention may not be claimed in favour of any ship unless it holds appropriate valid certificates. PART C—CASUALTIES Regulation 20 Casualties (a) Bach Administration undertakes to. conduct an investigation of any major marine casualty occurring to any of its ships subject to the provisions of the present Convention. Such investigation, in addition to any other purpose, shall have the object of determining whether any changes in the present regulations are desirable. (b) Each Contracting Government undertakes to supply the Organization with pertinent information concerning such casualties. No reports or recommendations of the Organization based upon such information shall disclose the identity or nationality of the ships concerned or in any manner fix or imply responsibility upon any ship or person.

22