Northern Territory Consolidated Acts26. Service of notice
A notice required or permitted by this Act to be served on or given to a person may be so served or given -
(a) to the agent of that person;
(b) by handing or tendering it to that person;
(c) if the person is a company - by leaving it at the registered office of the company; or
(d) if the address of the first-mentioned person or his agent is not known - by notice in the Gazette .