Every employer shaln givcr protectiotl in the prescritled lnarrner fbr lawlul union activrty an{ sucir o-ther reasottabtrc opportluuty inclucling leavc tbr attending uegotialions or corrciliations to reprcsultativcs of sotre bilrgaining agcnt or principal trargaiuing agorl or.joillt bargaioil'rg council .rnembers.
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15. Power to exempt. t may, by on in the Otficinl G'azetie, exempt an or cl:uss o in a [ocal area, as the case may be, e provisio Act.
Providecl tlrat no such orcler shall be macle after thc expiry of two years lrom the comlnef,rcernent ot'this Act.
A) Every order made under this section shall be laid as soon as rnay bc ;rfter it is made, before the Legislative Assembly lJ. Power to make rwles.-(l) The Governrnent may, by notilication in the ofticial Gazette, make mles tbr carrying out the provisions of this Act.
(/) Every mle rnade under this Act shall be laicl, as soon as may be atrter it is made, befbre the Legislalive Assembly while it is in session for a totarl periocl of, fourteen days which uray be comprised in one session or in two successive' sessions ancl if, before the explry of the session in which it is so laid or the session irnmediately fbllowing, the Legislative Assembly rnakes any rnodification in the nrle or decicles that the rule shoulcl not be macle, the nrle shall thcreirller have eifect only in such mociified fbnn or be of no effect, as the case rnay be, so however, that any such modification or annulment, shall be without prejudice to the validity of aurylhing previously done under that nrle.