# Geneva Conventions Act 1957, Chapter 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.

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Source: https://www.legislation.gov.uk/ukpga/Eliz2/5-6/52/schedule/FIFTH/part/VI/chapter/27 (the official version)
Page: https://openlegislation.uk/geneva-conventions-act-1957/schedule-FIFTH/part-VI/chapter-27
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.