§ Article 10 - Radiocommunications
§ 1. The urgency signal and the distinctive signal provided for in Article 8 may precede appropriate radiocommunications by medical units and transports in the application of the procedures carried out under Articles 22, 23 and 25 to 31 of the Protocol.
1876§ 2. The medical transports referred to in Articles 40 (Section II, No. 3209) and N 40 (Section III, No. 3214) of the ITU Radio Regulations may also transmit their communications by satellite systems, in accordance with the provisions of Articles 37, N 37 and 59 of the ITU Radio Regulations for the Mobile-Satellite Services.
§ Article 11 - Use of international codes
§ Medical units and transports may also use the codes and signals laid down by the International Telecommunication Union, the International Civil Aviation Organisation and the International Maritime Organisation. These codes and signals shall be used in accordance with the standards, practices and procedures established by these Organisations.
§ Article 12 - Other means of communication
§ When two-way radiocommunication is not possible, the signals provided for in the International Code of Signals adopted by the International Maritime Organisation or in the appropriate Annex to the Chicago Convention on International Civil Aviation of 7 December 1944, as amended from time to time, may be used.
§ Article 13 - Flight plans
§ The agreements and notifications relating to flight plans provided for in Article 29 of the Protocol shall as far as possible be formulated in accordance with procedures laid down by the International Civil Aviation Organisation.
§ Article 14 - Signals and procedures for the interception of medical
aircraft.
§ If an intercepting aircraft is used to verify the identity of a medical aircraft in flight or to require it to land in accordance with Articles 30 and 31 of the Protocol, the standard visual and radio interception procedures prescribed by Annex 2 to the Chicago Convention on International Civil Aviation of 7 December 1944, as amended from time to time, should be used by the intercepting and the medical aircraft.