(1) Where the Central Government is satisfied that it is necessary or expedient so to do, it may, by notification, add to or omit any item in Part I or Part II of the First Schedule or Part II of the Second Schedule, as the case may be, and it shall be deemed to have been amended accordingly.
     (2) Every notification issued under sub-section (1) shall be laid before each House of Parliament.
     (3) If the State Government is satisfied that it is necessary or expedient so to do, it may, in consultation with the High Court, by notification, add to any item in Part III of the First Schedule or Part III of the Second Schedule or omit from it any item in respect of which the State Legislature is competent to make laws and thereupon the First Schedule or the Second Schedule, as the case may be, shall be deemed to have been amended accordingly.
     (4) Every notification issued under sub-section (3) shall be laid before the State Legislature.