Gujarat Provincial Municipal Corporations Act, 1949
In the event of non-acceptance of office by a councillor appointed to be a member of the Standing Committee or of the death or resignation of a member of the said Committee or of his becoming incapable of acting previous to the expiry of his term of office or of his seat becoming vacant under section 22 or on his ceasing to be a councillor, the vacancy shall be filled up, as soon as it conveniently may be, by the appointment of person thereto, who shall hold office so long only as the member in whose place he is appointed would have been entitled to hold it, if the vacancy had not occurred.