N. Paul Vasanthakumar, J.

1. W.P.No.12092 of 2011 is filed by the BSNL challenging the order of the Central Administrative Tribunal, Madras Bench, made in O.A.No.246 of 2010 dated 23.3.2011, wherein the original application filed by the second respondent therein was allowed.

2. W.P.Nos.20679 and 20680 of 2011 are filed by seven aggrieved Junior Accounts Officers (JAOs/External candidates, who were absorbed permanently), challenging the very same order of the Tribunal dated 23.3.2011 in O.A.No.246 of 2010 after obtaining leave to file writ petitions, as they were subsequently made as parties in the O.A.

3. The brief facts necessary for disposal of these writ petitions are as follows:

(a) The second respondent in W.P.No.12092 of 2011 filed the Original Application before the Central Administrative Tribunal challenging the common seniority list of Assistant Accounts Officers (AAO) and Junior Accounts Officers (JAO) employed in BSNL dated 17.5.2007 and the clarification issued on 27.2.2009.

(b) The second respondent in W.P.No.12092 of 2011 was recruited as JAO directly in the year 2003 and he has been working in the office of the second petitioner's office from 25.4.200