Section 4(1)(b) in The Maharashtra Mathadi, Hamal And Other Manual Workers (Regulation Of Employment And Welfare) Act, 1969
(b)if a demand or request is made by a majority of the employers or workers in any other scheduled employment, that the provisions of any scheme so made for any scheduled employment or any part thereof should be applied to such other scheduled employment, after consulting the employers and workers in such scheduled employment, by notification in the Official Gazette, apply the provisions of such scheme or part thereof to such scheduled employment, with such modifications, if any, as may be specified in the notification.