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satisfactory evidence that he has had reasonable flying experience as a pilot on each type of flying machine for which the renewal is desired since the type was entered on the licence. In default of such evidence as aforesaid the applicant may be required to undergo all or any part of the practical flying tests and technical examination specified for the grant or extension of a licence as the Director may consider appropriate in the circumstances of the case.
Extension of Licence.
116. An applicant for the extension of the aircraft rating of a licence to include the flying of an additional type of flying machine, either as pilot in charge or as second pilot, shall be required to satisfy the Director as to his competence to fly the type of flying machine concerned. For this purpose the applicant shall be required to satisfy the requirements as to flying experi- ence, practical flying tests and technical examination specified in the pamphlet referred to in regulation 113.
AIRLINE TRANSPORT PILOT'S LICENCE (FLYING MACHINES). Age of Applicant and Period of Licence.
117. An applicant for the grant of an airline transport pilot's licence (flying machines) must be not less than 21 years of age.
118. The period for which a licence may remain in force, following either the grant or any renewal thereof, shall not exceed six months.
Aircraft Rating.
118. The aircraft rating included in the licence shall specify, in Group and Group 2 thereof, the type or types of flying machines which, subject to regulation 120, the holder of the licence is entitled to fly as pilot in charge and as second pilot respectively. Group z shall include all the types of flying machines which are entered in Group 1 and such other types as may be specified.
Privileges attaching to Licence.
120. (1) The holder of the licence shall be entitled to fly-
(i) as pilot in charge of-
(a) any public transport Aying machine,
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(b) any aerial work flying machine, and
(c) any private flying machine,
which is of the same type as a flying machine specified in Group of the aircraft rating of the licence; and
(d) any private acroplane the maximum total weight authorized of which does not exceed 12,500 lb. if an acroplane of the same class is specified in Group of the aircraft rating of the licence;
(ii) as second pilot of—
(a) any public transport flying machine carrying
passengers,
(b) any public transport flying machine not carrying
passengers,
(c) any aerial work flying machine, and
(d) any private flying machine,
which, as respects (a), is of the same type, and, as respects (b), (c) and (d), is of the same class, as a flying machine specified in Group 2 of the aircraft rating of the licence.
Instrument Raling,
(2) The licence shall include an instrument rating.
Technical Requirements for fiftent of Licence. Instrument Rating.
121. An applicant for the grant of a licence shall be required to satisfy the requirements for art instrument rating specified in regulation St Provided that an applicant who is the holder of a flying machine pilot's licence in which an instrument rating is included shall be exempted from this requirement.
Flying Experience.
122. The applicant shall, subject to the provisions of regula- tion 136, be required to produce satisfactory evidence that he has had not less than 1,200 hours' experience as a pilot in flying machines, comprising-
(u) at least 10 hours' night flying;