(1) The Court must fix a date before which a group member may opt out of a representative proceeding.
(2) A group member may opt out of the representative proceeding by written notice given under the Rules of Court before the date so fixed.
(3) The Court, on the application of a group member, the representative party or the respondent in the proceeding, may fix another date so as to extend the period during which a group member may opt out of the representative proceeding.
(4) Except with the leave of the Court, the hearing of a representative proceeding must not commence earlier than the date before which a group member may opt out of the proceeding.