Sept. 12.] THE NEW ZEALAND GAZETTE. 2581

“Third category: Comprising stations having working hours of less duration than those of stations of the second category.

“(2) Upon the issue of a license to any ship station the Minister shall in his discretion assign such station to one of the categories aforesaid and cause a memorandum to that effect to be made on the license.

“(3) The licensee of every ship station assigned to the second category shall provide a service at least during the hours shown in Appendix 4 of the General Radio-communication Regulations annexed to the International Telecommunication Convention of Madrid, 1932.

“(4) In the case of a voyage occupying less than eight hours, the licensee of every ship station assigned to the second category shall provide a service during the whole of the period occupied by the voyage.”

23. The principal regulations are amended by inserting therein after Regulation 84 the following additional regulation:—

“84A. (1) The licensee or operator of a ship station which is about to close its service in consequence of its arrival at a port must so notify the nearest land station, and, if necessary, the other land stations with which the ship station generally communicates, and the licensee and operator shall ensure that the ship station is not closed until after the disposal of traffic on hand.

“(2) On the departure of a ship station from a port, its reopening shall be notified to the land station or stations referred to in clause (1).

“(3) The licensee of a ship station and the operator thereof for the time being shall each be responsible for compliance with the requirements of this regulation and liable for any breach thereof.”

24. Regulation 85 of the principal regulations is revoked, and the following substituted:—

“85. In order to reduce interference the licensee of any mobile station open for the service of public correspondence shall, as far as possible, cause to be used, and the operator of such station shall as far as possible use, for transmission waves of type A1 rather than type A2, and the waves of type A2 rather than type B, and shall at all times employ the minimum radiated energy that may be necessary to produce signals of a reasonable strength at the receiving-station.”

25. The principal regulations are amended by inserting following Regulation 91 the following additional regulation:—

“91A. (1) Foreign ships of war and service aircraft accompanying them lying in a naval port, or in any harbour which is close to a naval port, shall obtain permission from the Senior Naval Officer at the naval port to use their radio telegraphy or telephony apparatus, stating system, waves, and times of transmission proposed.

“(2) Foreign ships of war and service aircraft accompanying them lying in any harbour which is not close to a naval port shall conform to the following regulations:—

“(a) Transmission on 500 kc/s is forbidden, except for the purpose of making or answering signals of distress:

“(b) Interference with Navy, Army, or Air Force signalling or with any fixed shore station must be avoided:

“(c) Transmission must be discontinued on request from—

(i) Any Naval authority:

(ii) The port authorities:

(iii) Any fixed shore station.

“(d) Protracted signalling, using apparatus transmitting other than pure continuous waves (A1) must be avoided:

“(e) If there is a British or Dominion fleet or warship lying in the harbour, the Senior Naval Officer must be consulted.”

26. Regulation 94 of the principal regulations is revoked, and the following substituted:—

“94. The staff of ship stations shall include at least the following:—

“(a) At stations which participate in the international service of public correspondence—

“(i) Stations of the first category: One operator who is the holder of a first-class radio-telegraph operator’s certificate, and who has had at least one year’s experience in the mobile service, of which at least six months have been served at sea:

B