Comptroller and Auditor General of India - Article 148
He is the head of the Indian Audit and Accounts Department. He is the guardian of the public purse and controls the entire financial system of the country at both the levels–the Centre and the state.
The CAG is appointed by the president of India by a warrant under his hand and seal.
He holds office for a period of six years or upto the age of 65 years, whichever is earlier. He can resign any time from his office by addressing the resignation letter to the president. He can also be removed by the president on same grounds and in the same manner as a judge of the Supreme Court.