Article 78 Production of documents and records
The commander of an aircraft shall, within a reasonable time after being requested to do so by an authorised person, cause to be produced to that person:
the certificates of registration and airworthiness in force in respect of the aircraft;
the licences of its flight crew; and
such other documents as the aircraft is required by article 76 of this Order to carry when in flight.
The operator of an aircraft registered in the United Kingdom shall, within a reasonable time after being requested to do so by an authorised person, cause to be produced to that person such of the following documents or records as have been requested by that person being documents or records which are required, by or under this Order, to be in force or to be carried, preserved or made available:
the documents referred to in Schedule 11 to this Order as Documents A, B and G;
the aircraft log book, engine log books and variable pitch propeller log books required under this Order to be kept;
the weight schedule, if any, required to be preserved under article 18 of this Order;
in the case of a public transport aircraft or aerial work aircraft, the documents referred to in Schedule 11 to this Order as Documents D and H;
in the case of an aircraft in respect of which a certificate of airworthiness in either the transport or aerial work category is in force, the documents referred to in Schedule 11 to this Order as Documents E and F;
any records of flight times, duty periods and rest periods which he is required by article 72(4) of this Order to preserve, and such other documents and information in the possession or control of the operator, as the authorised person may require for the purpose of determining whether those records are complete and accurate;
any such operations manuals as are required to be made available under article 31(2)(a)(i) of this Order;
the record made by any flight data recorder required to be carried by or under this Order; or
The holder of a licence granted or rendered valid under this Order shall, within a reasonable time after being requested to do so by an authorised person, cause to be produced to that person his licence, including any certificate of validation.
The foregoing provisions of this paragraph shall apply to a medical certificate required pursuant to article 21(2)(b)(ii) of this Order as they apply to a licence granted or rendered valid under this Order.
Every person required by article 28 of this Order to keep a personal flying log book shall cause it to be produced within a reasonable time to an authorised person after being requested to do so by him within 2 years after the date of the last entry therein.