Civil Aviation Act, 2009 (Act No. 13 of 2009)RegulationsCivil Aviation Regulations, 2011Part 121 : Air Transport Operations - Carriage on Aeroplanes of more than 19 Passengers or CargoSubpart 5 : Aeroplane Instruments and Equipment121.05.7 Cosmic radiation detection equipment |
An air service operator of an aeroplane which is intended to be operated above 49 000 feet, shall ensure that the aeroplane is equipped with an instrument to measure and indicate continuously the dose rate of total cosmic radiation being received and the cumulative dose on each flight.