Justice Sathasivam, 64, is the 40th CJI and the first from Tamil Nadu. He will remain in office till April 26, 2014. He succeeded CJI Altamas Kabir, whose last day in office was Thursday.
The oath taking ceremony was attended by Vice President Hamid Ansari, Prime Minister Manmohan Singh, UPA chairperson Sonia Gandhi, leader of opposition Sushma Swaraj, leader of opposition in the Rajya Sabha Arun Jaitley, BJP leader L.K. Advani and other cabinet ministers at Rashtrapati Bhavan here.