(1)A notice authorised or required to be given by this Part of this Act to a person may be given by delivering it to him, or by leaving it at his proper address, or by sending it to him by post.
(2)For the purposes of this section and of section 7 of the Interpretation Act 1978[1978 c. 30.] in its application to this section, the proper address of a person shall be, in the case of a person whose name is included in the register, his address on the register, and in any other case, his usual or last known address.