(4)When application has been made in accordance with the provision of sub-section (3) the Commission may, after hearing the objection, if any, of the committee or of any person having interest in the gurdwara concerned if it is satisfied that the application is reasonable, determine what portion if any of such surplus sum or income shall be retained as a reserve fund for the gurdwara concerned and direct the remainder of the surplus sum or income to be devoted to any such religious, educational and charitable purpose as it may deem proper, and the Commission may, from time to time, on the application of the Board or of the committee or of a person having interest in the gurdwara concerned, rescind or vary any order passed under the provisions of this sub-section.