Electronic and Postal Communications (Radio communications and Frequency Spectrum) G.N. No. 424 (contd) (a) (b) (c) (d) (e) (f) Age restriction Qualifications to operate the station at locations approved by the Authority; to erect, fix, place and use the station and all equipment used or intended to be used by the licensee in a manner that does not interfere with the efficient and convenient working of other authorised stations; to identify himself by the transmission of the call sign assigned to it by the Authority at the beginning and at the end short transmission interval; to ensure that any change in the approved location, equipment, mast or antenna system is approved by the Authority prior to the change being made; to obtain the approval of all relevant authorities before erecting any mast or antenna to be used in connection with the operation of the station; to keep a running record of whole transmission periods showing the date and time of each period of transmission, the frequency and time of emission employed, and preserve the record of each entry made for one year and being required to make these records available for inspection at reasonable time to an authorised officer. 19.-(1) An amateur station licence shall not be granted to a person under the age of eighteen. (2) An amateur station licensee between the ages of eighteen and twenty one years may only operate or use any amateur station if supervised by a qualified person under regulation 17(2)(b) and who has agreed to supervise the licensee, and that qualified person shall ensure that the licensee observes and complies with all duties and obligations specified in the licence and in these Regulations. 20. An applicant shall qualify for an amateur station 135