1992 Calcutta High Court Verdict W. P. 24410 (W) of 2007 Date : 12/06/2013 W. P. 17841 (W) of 2013 Dated : 11/07/2013 W. P. 23860 (W) of 2012 Date:15/07/2013 W. P. 15150 (W) of 2013 Dated : 23/07/2013