(1) A discontinuance or withdrawal under rule 25.02 without the leave of the Court shall be made by filing a notice stating the extent of the discontinuance or withdrawal.
(2) When the discontinuance or withdrawal is with the consent of other parties, the notice under subrule (1) shall be endorsed with the consent of each party who consents.
(3) On the day the notice is filed or the next working day a copy shall be served on each other party.