The Comptroller and Auditor General of India (CAG) is an independent constitutional authority responsible for auditing the accounts and expenditures of the Central and State Governments. Established under Articles 148–151 of the Constitution, the CAG acts as the guardian of public finances, ensuring transparency, accountability, and financial discipline. Appointed by the President, the CAG audits government funds, public sector organizations, and grants, and submits reports to Parliament and State Legislatures. As a key pillar of democratic governance, the CAG strengthens oversight, upholds constitutional values, and safeguards public resources.

The Comptroller and Auditor General of India (CAG), a constitutional body, stands as a bulwark of financial oversight and accountability. By serving as the guardian of the public purse, it safeguards the interests of the citizens and upholds the principles of good governance. This article of NEXT IAS aims to study in detail the Comptroller and Auditor General of India (CAG), including its constitutional mandate, composition, powers, functions, challenges faced by it, and other related aspects.

List of Comptroller & Auditor General of India

About the Comptroller and Auditor General of India (CAG)

• The Comptroller and Auditor General (CAG) is an independent service that is created by the Constitution of India to audit the reimbursements and expenditures of the Central Government, State Governments, and other organizations that are funded by the Government.
  • Being established directly under the Constitution provisions, it is a Constitutional Body.
• The CAG is an All-India body in that it regulates the whole financial system of the country at the Central and the State level.
• The CAG is the president of the Indian Audit and Accounts department; he is the custodian of the public purse.

Constitutional Provisions related to the Comptroller and Auditor General of India (CAG)

Article 148 to Article 151 of the Constitution of India deal with the provisions related to the Comptroller and Auditor General of India (CAG).

Appointment of the Comptroller and Auditor General of India (CAG)

The Comptroller and Auditor General of India (CAG) is appointed by the President of India. The appointment is made through a warrant under the President’s hand and seal, which signifies the constitutional importance and independence of the office.

The Constitution does not specify qualifications, allowing the executive full discretion in selecting the CAG.

Oath and Affirmations of the Comptroller and Auditor General of India (CAG)

Prior to taking over his/her officer, the Comptroller and Auditor General of India (CAG) makes and subscribes to an oath or affirmation before the President of India:

• to bear true faith and allegiance to the Constitution of India,
• to uphold the sovereignty and integrity of India,
• to duly and faithfully and to the best of his ability, knowledge, and judgment perform the duties of his office without fear or favor, affection or ill-will,
• to uphold the Constitution and the laws.

Term of Comptroller and Auditor General of India (CAG)

As per the Comptroller and Auditor General of India (Duties, Powers, and Conditions of Service) Act of 1971, the CAG holds office for 6 years or up to the age of 65 years, whichever is earlier.

Resignation of Comptroller and Auditor General of India (CAG)

The Comptroller and Auditor General of India (CAG) can resign at any time from his office by addressing the resignation letter to the President of India.

Removal of CAG

The Comptroller and Auditor General of India (CAG) can be removed by the President of India on the same grounds and in the same manner as a judge of the Supreme Court. Thus, he/she can be removed by the President based on a resolution passed to that effect by both Houses of Parliament with a special majority, either on the grounds of proved misbehavior or incapacity.

Roles and Duties of CAG

• To uphold the Constitution of India and the laws of Parliament in the field of financial administration.
  • This is the reason, that B.R. Ambedkar has called the CAG as one of the most important officers under the Constitution of India.
• The CAG has been envisaged as one of the four bulwarks of the democratic system of Government.
• To secure the accountability of the Executive to the Parliament in the sphere of financial administration through its audit reports.
• It acts as an agent of Parliament and conducts audits of expenditures on behalf of the Parliament.
• Therefore, he/she is responsible only to the Parliament.

Functions of Comptroller and Auditor General of India (CAG)

Constitutional Provisions

The Constitution of India has prescribed the following functions for the CAG:

Legal Provisions

The Constitution of India in Article 149 grants the Parliament the power to declare the responsibilities and the authority of the Comptroller and Auditor General of India (CAG). The Parliament, therefore, passed the Comptroller and Auditor General of India (Duties, powers and conditions of service) act of 1971.

The roles of the Comptroller and Auditor General of India (CAG) as it is stipulated in the act are as follows:

• He/she audits accounts pertaining to all expenditures of the Consolidated Fund of India, Consolidated Fund of each State and Consolidated Fund of each UT with Legislative Assembly.
• He/she verifies all the transactions involving the Contingency Fund of India and Public Account of India and also Contingency Fund of each State and Public Account of each State.
• He/she audits all the trading, manufacturing, profit and loss accounts, balance sheets and all other subsidiary accounts maintained by any department of the Central Government and the State Governments.
• He/she controls the receipts and expenses of every body and authority, which are largely funded on the Central or State revenues.
• He/she controls the records of all entities and organizations that obtain grants and loans provided by the Central and State Governments to execute certain projects.
• He/she reviews all the Centre and States receipts, and makes sure that the rules and procedures in that matter are structured to provide an efficient control on the assessment, collection, and appropriate distribution of revenue.
• He/she audits the records of all stores and stock maintained in all the offices and departments of Central and State Governments.
• He/she reviews the account of all Government Companies according to the Companies Act.
• He/she audits the accounts of all the Corporations whose statutes have a provision of audit by him.
• He/she reviews the accounts of any other body/ authority when requested by the President or Governor. 
  • As an example, he/she can be requested to perform an audit of local bodies.
• He/she is a mentor, companion and philosopher of the Public Accounts Committee of the Parliament.
• He/she prepares and keeps the records of the State Governments.
  • The CAG also used to prepare and maintain the accounts of Central Government before 1976. But in 1976, he/she was no longer charged with this responsibility as a result of separation of accounts and audit.

Conclusion

CAG is one of the pillars of the Indian system of both democratic and financial governance. CAG, being an independent constitutional body, promotes transparency, accountability, and legal utilisation of the public funds by auditing the Union, States, and government-funded organisations. Through its reports, the Parliament and State Legislatures are able to check on the executive and bring about financial discipline at all government levels. The CAG is vital in strengthening the confidence of the populace in the government institutions and ensuring good governance in India by protecting the Indian populace through efficient administration.