UNION OF INDIA vs V.K.KRISHNAN .

The Supreme Court interpreted the Indian Railway Establishment Manual, 1989, specifically paras 180, 189, and 320, concerning the preparation of seniority lists and promotions within railway services. The Court held that seniority must be respected in promotions, and since respondent no.1 had longer service in group D than his counterparts, he was entitled to be considered for promotion. The appeal by the Union of India was dismissed, affirming the Tribunal's order for promotion based on seniority.