ATTAR SINGH KAUSHIK vs SECRETARY/COMMR.TRANSPORT DEPARTMENT&ANR

The Supreme Court addressed the issue of inter se seniority among deputationists in the Vigilance Department, emphasizing that seniority should be determined based on the respective seniority in the equivalent grade in the parent department, as per Clause 3.4.1 of the Establishment and Administration Rules. The Court upheld the High Court's decision, which found that the necessary certifications required under Rule 10.2(ii) were not adhered to, thus validating the seniority determination made by the authorities. The appeal was dismissed, affirming the High Court's ruling on seniority.