As an able and effective Advocate, the Govt. of India has appointed him as a Attorney General of India on 19.06.2014 and he held this post till 18.06.2017.
Before this he has also been Additional Solicitor General of India.
He earned his Law Degree from Govt. Law College, Mumbai and his father Shri Awadh Behari Rohatgi was the Hon'ble Judge of Delhi High Court.
Mr. Yogesh Kumar Sabharwal, Advocate (who was later on appointed as Chief Justice of India) was his senior when Mr. Rohatgi had started his practice before Delhi High Court.