Withdrawal of notice of objection to notice of revision
21.—(1)  A notice of withdrawal of a notice of objection mentioned in section 55 of the Act must —
(a)be in Form 3; and
(b)be served on the persons mentioned in section 55(a) of the Act by the prescribed mode of service.
(2)  Apart from the persons mentioned in section 55(a) of the Act, a notice of withdrawal of a notice of objection must be served on an assignee of A (if any) —
(a)by the prescribed mode of service; and
(b)within the service period for that notice of withdrawal.
(3)  If —
(a)a copy of the notice of revision has been lodged under paragraph 7 or 12 of Part 2 of the Fifth Schedule to the Act with a court, an arbitral tribunal or other person or body, before which proceedings were brought; and
(b)the notice of objection to the notice of revision is withdrawn under section 55 of the Act,
the person who withdrew the notice for objection must, no later than 4 working days after the date of the notice of withdrawal, file with the court, or submit to the arbitral tribunal or other person or body, before which the proceedings are pending, a memorandum of service of withdrawal in Form 4.
(4)  A memorandum of service of withdrawal mentioned in paragraph (3) must —
(a)contain the following:
(i)information identifying the proceedings before the court, arbitral tribunal or other person or body;
(ii)a declaration of service of the notice of withdrawal of the notice of objection to notice of revision which must state when such service was effected; and
(b)be accompanied by a copy of the notice of withdrawal.