1. Heard Sri M. Surender Rao, Senior Counsel for Srinivas Rao Madiraju in W.P.Nos.18834 of 2017 and 21886 of 2017; Ms. B. Rachna Reddy learned counsel for petitioners in W.P.Nos.18929 of 2017 and 23173 of 2017; Sri G. Vidya Sagar, Senior counsel for Smt. K. Udaya Sri for respondents 3 to 12, 14 to 16, 18 to 21, 23, 25, 27, 29 to 32, 34 to 36, 38 to 40 in W.P.No.18834 of 2017; Sri Vedula Srinivas learned counsel for respondents 41, 43 to 47, 49 to 60 in W.P.No.18834 of 2017; Sri V. Ravichandran learned counsel for respondents 13, 17, 22, 24, 26, 28, 33, 37, 42, 48, 62, 70 and 76 in WP No.18834 of 2017; Dr. P.B. Vijay Kumar, learned counsel for respondents 61, 63 to 69, 71 to 75 and 77 to 256 in W.P.No.18834 of 2017. For convenience, broadly pleadings as averred in affidavit filed in support of W.P.No.21886 of 2017 are taken.

2. Telangana State Public Service Commission issued recruitment notification No.20 of 2015 dated 30.12.2015 calling for applications to conduct selections for recruitment to the posts in State Government Service classified as Group-Il services. Five categories of posts were notified. Supplementary notification No.17 of 2016 was issued on 01.09.2016 incl