JUDGMENT :

RAJIV SAHAI ENDLAW, J.

1. The petitioner in each of these sixteen petitions is an “ex-serviceman” with a “Deemed Graduation Certificate” issued by Indian Army/India Air Force/Indian Navy/Armed Forces Medical Services and had participated in the examination conducted by the respondent Staff Selection Commission (SSC) in the year 2014 or in the year 2016, in the Ex-servicemen Category, for “Recruitment of Sub-Inspectors (SIs) in Delhi Police (DP), Central Armed Police Forces (CAPFs) and Assistant Sub-Inspectors (ASIs) in Central Industrial Security Force (CISF)” (hereinafter referred to as CAPF Examination 2014/2016). On success in the said examination, while the petitioners in W.P. (C) No. 3034/2020, W.P. (C) No. 3713/2020 and W.P. (C) No. 8006/2020 were appointed as SIs in Border Security Force (BSF), the petitioners in W.P. (C) Nos. 6951/2019, 6955/2019, 6957/2019, 6959/2019, 9816/2019, 10248/2019, 2165/2020, 2192/2020, 2928/2020, 2930/2020, 2932/2020, 2987/2020 and 2193/2020, were appointed as SIs in CISF.

2. These petitions were filed, impugning the action of (a) the respondent SSC of, after the petitioners were so appointed and joined service and served for considerable