S.L. 220.5 Art. 3Appointment of commanding officers and subordinate commanders.

Any appointment of an officer to be a commanding officer or a subordinate commander -

(a) may be made subject to restrictions, reservations, exceptions or conditions;

(b) may designate the officer by name, by reference to any appointment or office held by him, or by reference to a class of officers of which the officer appointed is a member, and shall, unless otherwise specified, extend to any officer for the time being performing the duties of the officer so named, or holding, or acting in the place of the holder of, that appointment or office, or acting in the place of a member of that class;

(c) may be made in relation to a particular person or to any class or group of persons, or for a particular case or for a class of cases;

(d) may be varied or revoked, either wholly or in part, by the authority by whom it was made, by his successors or by any authority superior in command.