44.—(1) A notice under this Act shall, subject to subsection (2), be addressed to the person concerned by name, and may be served on or given to the person in one of the following ways:

(a) by delivering it to the person;

(b) by leaving it at the address at which the person ordinarily resides or, in a case in which an address for service has been furnished, at that address;

(c) by sending it by post in a prepaid registered letter to the address at which the person ordinarily resides or, in a case in which an address for service has been furnished, to that address.

(2) Where a notice under this Act is to be served on or given to a person who is the owner or occupier of land and the name of the person cannot be ascertained by reasonable inquiry, it may be addressed to the person by using the words the owner or, as the case may require, the occupier.

(3) For the purposes of this section, a company within the meaning of the Companies Acts 1963 to 2001, shall be deemed to be ordinarily resident at its registered office, and every other body corporate and every unincorporated body shall be deemed to be ordinarily resident at its principal office or place of business.