(1) Every notice under this Act or the Rule made thereunder required to be served on any person may be served-
(a) by delivering an authenticated copy thereof to the person to whom it is directed, or by delivering such copy at the usual place of abode of such person to some adult member of his family, or, in case it cannot be so served, by posting such a copy upon some conspicuous part of the usual or last known place of abode of person.
(b) by registered post such persons usual place of abode, or to the place where he may be known to reside;
Provide that in case such notice cannot be served in any of the ways hereinbefore mentioned, it shall be served in such way as the Officer issuing the notice may direct.
(2) In cases where two or more persons are owners, holders or occupiers of any land services of notice under this Section shall be deemed to be good and sufficient service if it is served on any, one of them.