126. The accounts of the Government of India shall be kept in such form as the Auditor-General of India may, with the approval of the President, prescribe and, in so far as the Auditor-General of India may, with the like approval, give any directions with regard to the methods or principles in accordance with which any accounts of the Government of any State ought to be kept, it shall be the duty of the Government of the State to cause accounts to be kept accordingly.