B.Prabhakara Rao vs. State of A.P. involved a sudden reduction in superannuation age from 58 years to 55 years of over 35,000 public servants of theState Government, public sector undertakings, statutory bodies, educational institutions and Tirumala Tirupati Devasthanams (TTD).
P. Sambamurthy vs. State of A.P., related to constitutional validity of clause (5) of Article 371-D inserted in the Constitution for setting up the Andhra Pradesh Administrative Tribunal (A.P.A.T.) for deciding service cases of public servants.