Commonwealth Numbered Regulations

1988 NO. 158 CIVIL AVIATION REGULATIONS - REG 25

25. (1) The Authority may, for the purpose of ensuring the safety of air
navigation:

   (a)  include in a certificate of airworthiness in respect of an aircraft
        issued, renewed or validated under the last preceding regulation, a
        statement that the certificate is issued, renewed or validated subject
        to a condition set out in the statement, in a specified section of
        Civil Aviation Orders or in the flight manual for the aircraft; or

   (b)  give a direction that a condition set out in the direction applies in
        relation to:

        (i)    every certificate of airworthiness in force on or after the
               date of the direction;

        (ii)   every certificate of airworthiness in respect of an aircraft of
               a kind specified in the direction in force on or after the date
               of the direction; or

        (iii)  the certificate of airworthiness in respect of a specified
               aircraft.

(2) A direction given under paragraph (1) (b) does not have effect in relation
to a person until it has been served by post on the person or has otherwise
been brought to his or her attention.

(3) The Authority may, from time to time, direct the owner or operator of an
aircraft in respect of which a certificate of airworthiness is in force to
furnish to the Authority such documents or other evidence as the Authority
requires relating to the airworthiness of the aircraft.