90.3

a) Any act by or in relation to an agent shall have the effect of an act by or in relation to the applicant or applicants concerned.
b) If there are two or more agents representing the same applicant or applicants, any act by or in relation to any of those agents shall have the effect of an act by or in relation to the said applicant or applicants.
c) Subject to Rule 90bis.5, second sentence, any act by or in relation to a common representative or his agent shall have the effect of an act by or in relation to all the applicants.