135.402 Option for maintenance
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(a) Subject to paragraph (b), a holder of an air operator certificate must
identify in the maintenance programme applicable to each aircraft that is
operated under the authority of the certificate, whether the aircraft is subject
to--
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(1) an annual review of airworthiness in accordance with rule
91.615`; or
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(2) a maintenance review in accordance with rule 135.415.
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(b) A holder of a general aviation air operator certificate whose
organisational management system does not include the requirements of
rule 119.124(c) must ensure that each aircraft that is operated under the
authority of the certificate is subject to an annual review of airworthiness in
accordance with rule 91.615.
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(c) A holder of an air operator certificate must ensure that the
maintenance on an aircraft that is subject to a maintenance review, as
identified under paragraph (a)(2), is performed by--
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(1) a maintenance organisation certificated under Part 145; or
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(2) for maintenance that is performed in another State that is party to
a technical arrangement, a maintenance organisation that is
certificated or appropriately authorised by the State to perform
maintenance on the aircraft type in accordance with the
conditions specified in the technical arrangement.
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(d) A holder of an air operator certificate must ensure that the
maintenance on a helicopter that has a MCTOW of more than 5700kg or a
maximum certificated passenger seating configuration, excluding any
required crew member seat, of 10 seats or more that is operated under the
authority of the certificate is performed by--
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(1) a maintenance organisation certificated under Part 145; or
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(2) for maintenance that is performed in another State that is party to
a technical arrangement, a maintenance organisation that is
certificated or appropriately authorised by the State to perform
maintenance on the aircraft type in accordance with the
conditions specified in the technical arrangement.