25. Article 80
For Article 80 there shall be substituted the following Article—
“80. Any notice, notification or other document capable of being served under these Articles upon the Corporation, any other member or a Union may be served—
(a)in the case of a member other than the Corporation either personally or by sending it through the post in a prepaid letter addressed to the member at his address shown in the register of members or his last known address if different; and
(b)in the case of the Corporation or a Union, by delivering it to, or by sending it through the post in a prepaid letter addressed to, as the case may be, the Secretary of the Corporation at their principal office or a principal officer of the Union at their principal office.”.