SANJIV KHANNA, J.

1. Telecom Regulatory Authority of India (TRAI, for short) by this writ petition impugns order dated 25th May, 2015 passed by the Principal Bench of the Central Administrative Tribunal, New Delhi (Tribunal, for short) in OA No. 1030/2014.

2. The aforesaid OA was filed by Mr. Dinesh Singh Dhanik, respondent No. 1 before us, who claims that he is senior to Ms. P. Janki, respondent No. 4 in the post of Section Officer (Hindi). Ms. P. Janki, the fourth respondent before us has not challenged the impugned order dated 25th May, 2015 passed by the Tribunal holding that the first respondent is senior to her.

3. The relevant facts are rather circumscribed, but do require elucidation. They are:-

(a) The fourth respondent Ms. P. Janki was appointed as an Assistant in the TRAI in the year 2001.

(b) On 1st January, 2009, she was promoted as Section Officer (Hindi) in Pay Band-2 (Rs.9300-34800), with Grade Pay of Rs.4600.

(c) The first respondent-Dinesh Singh Dhanik had joined Central Reserve Police Force (CRPF) at the post of Inspector/Hindi Translator on 25th April, 200