When was the indirect tax at which Navin Kumar served as the first chairman introduced in India?
Navin Kumar Navin Kumar (born 29 August 1952), is a retired Indian Administrative Service (I.A.S.) officer of Bihar cadre in India. He also served as the first Chairman of Goods and Services Tax Network (GSTN) in India from 2013 to August 2017. He has also served as Chief Secretary in the state of Bihar retiring from service in August 2012. He belongs to the I.A.S. batch of 1975. He has also served as Secretary in Ministry of Urban Development, Chairman of Metro Rail Corporations of India such as Delhi Metro Rail Corporation, Bangalore Metro Rail Corporation and Director General of Doordarshan with additional charge as CEO of Prasar Bharati.
Vinod Rai Vinod Rai (born 23 May 1948) is an Indian economist who served as the 11th Comptroller and Auditor General of India. He assumed office on 7 January 2008 till 22 May 2013. He is the current chairman of UN Panel of External Auditors and Honorary Advisor to the Railways and a member of the Railway Kaya Kalp Council. He holds a master's degree in Economics from the University of Delhi, and Masters in Public Administration from Harvard University. He is widely considered as symbol of the anti-corruption movement and is credited with having turned the office of CAG into a powerful force for accountability and transparency in contemporary India.