(2) If a liquidator admits a debt or claim without formal proof, it is not necessary for the liquidator formally to admit the debt or claim in writing.
(3) If a creditor's debt or claim has been admitted without formal proof, a notice of dividend is sufficient notice of the admission.
(4) A liquidator must not reject a debt or claim without:
(a) notifying the creditor of the grounds of the liquidator's rejection; and
(b) requiring that a formal proof of debt or claim be submitted for that debt or claim.