S.L. 499.9 Art. 44Method of carriage of persons.
PART VI
A person shall not be in or on any part of an aircraft in flight which is not a part designed for the accommodation of persons and in particular a person shall not be on the wings or undercarriage of an aircraft. A person shall not be in or on any object, other than a glider or flying machine, towed by or attached to an aircraft in flight:
Provided that a person may have temporary access to -
(a) any part of an aircraft for the purpose of taking action necessary for the safety of the aircraft or of any person, animal or goods therein;
(b) any part of an aircraft in which cargo or stores are carried, being a part which is designed to enable a person to have access thereto while the aircraft is in flight.