For this Part, unless the contrary intention appears, a notice or other document required or permitted to be given by the Secretary to a person is taken to be given:
(a) in the case of service otherwise than by post on an individual--on the day on which the notice or other document is delivered to:
(i) the individual in person; or
(ii) if the individual has given an address for service to the Secretary--that address for service; or
(iii) the individual's last address known to the Secretary; or
(b) in the case of service otherwise than by post on a corporation--on the day on which the notice or other document is delivered to:
(i) the registered office of the corporation; or
(ii) if the individual has given an address for service to the Secretary--that address for service; or
(c) in the case of service by post--on the day on which the notice or other document would ordinarily be delivered in the due course of post or, if it is established that it was delivered on a later day, on that later day.