1. These three writ petitions were heard together and being disposed of by this common judgment as the cause of action is same. In the two writ petitions, i.e., W.P.(C) No. 283(K) of 2011 and W.P.(C) No. 69(K) of 2012, the petitioner is the same but in the third writ petition, i.e., WP(C) No. 22(K) of 2017 the petitioner in the earlier two writ petitions is the private respondent.

2. The facts and circumstances leading to the filing of the three writ petitions are briefly stated here below:

The writ petitioner in the two writ petitions who is a graduate in Electrical Engineering was appointed as Junior Engineer in the Department of Power, Government of Nagaland, vide order dated 16.10.1989, on contract basis for a period of 1 year. While he was serving as such, the Nagaland Public Service Commission (‘the NPSC’) advertised 16 posts of Overseer Grade-I (Electrical). In response, the petitioner also applied for the post and appeared in the examination conducted by the Commission. Having been selected he was appointed to the post of Overseer, vide order dated 21.10.1991, and was posted in the Office of Executive Engineer, Kohima. Vide Notification, dated 8.6.1998, issued by