Former Foreign Secretary Subrahmanyam Jaishankar, a 1977-batch IFS officer, replaced Sushma Swaraj as External Affairs Minister while 1974-batch IFS officer Hardeep Singh Puri was named Aviation Minister in PM Narendra Modi's new cabinet. Ex-Home Secretary RK Singh was given Minister of State (Independent Charge) portfolio and two other IAS officers Arjun Ram Meghwal and Som Parkash were named MoS.