Section 79: Service and sending of documents, etc.

(1) Any document (including any summons or order) required or authorised to be served under this Act may be served-
(a) on any person, by delivering it to him or by leaving it at, or sending it by post to, his residence or place of business;
(b) on any firm, by delivering it to any partner of the firm or by leaving it at, or sending it by post to, the office of the firm;
(c) on the owner or occupier of a factory (including any such owner or occupier being a company or a co-operative society), in any such manner as aforesaid, or by delivering it, or a true copy thereof, to any responsible person apparently not under the age of sixteen years at the factory.
(2)
Any document (including any summons or order required or authorised to be served under this Act) may be addressed, for the purpose of service thereof on the occupier of a factory, to "the occupier" at the proper postal address of the factory, without further name or description.
(3) The foregoing provisions of this section shall apply, with the necessary modifications, to documents required or authorised under this Act to be sent to any person, firm, owner or occupier, and to the sending, addressing and delivery of such documents.