or alter the limits of a metropolitan area but the reduction or alteration shall not be so made as to reduce the population of such area to less than one million. (4) Where, after an area has been declared, or deemed to been declared to be, a metropolitan area, the population of such falls below have area 817 one million, such area shall, on and from such date as the State Government may, by notification, specify in this behalf, cease to be a metropolitan area; but notwithstanding such cesser, any inquiry, trial or appeal pending immediately before such cesser before any Court or Magistrate in such area shall continue to be dealt with under this Code, as if such cesser had not taken place. (5)Where the State Government reduces or alters, under subsection (3), the limits of any metropolitan area, such reduction or alteration shall not affect any inquiry, trial or appeal pending immediately before such reduction or alteration before any Court or Magistrate, and every such inquiry, trial or appeal shall continue to be dealt with under this Code as if such reduction or alteration had not taken place. Explanation.-In this section, the expression "population" the population as ascertained at the last preceding census of the relevant figures have been published. means which 9. Court of Session. 9.Court of Session. (1) The State Government shall Court of Session for every sessions division. establish a (2) Every Court of Session shall be presided over by a Judge, to be appointed by the High Court. (3)The High Court may also appoint Additional Sessions Judges and Assistant Sessions Judges to exercise jurisdiction in a Court of Session. (4)The Sessions Judge of one sessions division may be appointed by the High Court to be also an Additional Sessions Judge of another division and in such case he may sit for the disposal of cases at such place or places in the other division as the High Court may direct. (5)Where the office of the Sessions Judge is vacant, the High Court may make arrangements for the disposal of any urgent application