• Part II of the Finance Act, No. 38 of 1971 which provides for audit of Public Corporations.
• Section 23 of the Provincial Councils Act, No. 42 of 1987 - which provides for Audit of Provincial Councils.
• Section 219 of the Municipal Councils Ordinance (Cap. 252) which provides for Audit of Municipal Councils.
• Section 181 of the Urban Councils Ordinance - (Cap. 255) which provides for Audit of Urban Councils.
• Section 172 of the Pradesiya Sabhas Act, No. 15 of 1987 - which provides for Audit of Pradesiya Sabhas.
• Section 58 of the Agrarian Development Act, No. 46 of 2000 - which provides for Audit of Agrarian Development Councils.
• Section 9 of the Sports Act, No. 47 of 1993 - which provides for Audit of Sports Associations.

The Auditor General has also been vested with the authority by the Constitution to engage the services of qualified auditors to assist him in his work. He also has the power to obtain the assistance of specialists in the examination of any technical, professional or scientific problem relevant to the audit.

According to Article 154(5) of the Constitution, the Auditor General is entitled to have access to all books, records, returns and other documents, stores and other property and to be furnished with such information and explanation as may be necessary for the performance and discharge of his duties and functions.