JUDGMENT :

1. These writ petitions involve a common question of law and the facts are similar in all the cases. However, certain claims have been made by the petitioners who are from different categories. Having noticed the facts which shall be mentioned at suitable place, the writ petitions are being decided jointly. Arguments of respective counsels were heard and the Additional Chief Secretary, Education Department also appeared in person and made some submissions.

2. The entire gravamen of the arguments is a challenge to the advertisement dated 21.09.2020 issued by the Bihar State University Service Commission (hereinafter, referred as Universities Commission). Applications were invited for appointment of Assistant Professor in 13 Universities for 52 different subjects. The advertisement mentions breakup of subject-wise posts category-wise available for appointment in Table 1.

As per Table 1 :