(1) Notwithstanding anything contained in any of the foregoing provisions of this Chapter, (a) where any person holds vacant land in excess of the ceiling limit and the State Government is satisfied, either on its own motion or otherwise, that, having regard to the location of such land, the purpose for which such land is being or is proposed to be used and such other relevant factors as the circumstances of the case may require, it is necessary or expedient in the public interest so to do, that Government may, by order, exempt, subject to such con 735 ditions, if any as may be specified in the order, such vacant land from the provisions of this Chapter; (b) where any person holds vacant land in excess of the ceiling limit and the State Government, either on its own motion or otherwise, is satisfied that the application of the provisions of this Chapter would cause undue hardship to such person, that Government may by order, exempt subject to such conditions, if any, as may be specified in the order, such vacant land from the provisions of this Chapter: Provided that no order under this clause shall be made unless the reasons for doing so are recorded in writing.