Cases Referred : Narendra Kumar Dabar Vs. Union of India and others Roshan Lal Tandon Vs. Union of India 1968 (1) LLJ 576 (SC). Roshan Lal Tandon v. Union of India (1968) 1 SCR 185 = AIR 1967 SC 1889 . Union of India v. K.P. Joseph (1973) 1 SCC 194 . Sant Ram Sharma v. State of Rajasthan ( AIR 1967 SC 1910 ). A.S. Sangwan v. Union of India 1980 Supp SCC 559