About Indian Audit & Accounts Dept :
Indian Audit and Accounts Service is an Indian Central Government service, free of control from any executive authority, under the Comptroller and Auditor General of India. The officers of the Indian Audit and Accounts Service serve in an audit managerial capacity, in the Indian Audit and Accounts Department. IA&AS is responsible for auditing the accounts of the Union and State governments and public sector organizations, and for maintaining the accounts of State governments. It role is somewhat similar to the US GAO and National Audit Office (United Kingdom).
The service can be divided into officers looking after accounting and audit issues pertaining to the Union government and the State governments, and those manning the Department's Headquarters. The state accounts and audit offices are headed by Accountants General or Principal Accountants General. They are functionally equivalent; only the designations vary. Major states have three Principal Accountants General (PAsG) or Accountants General (AsG), each heading Accounts and Entitlement (i.e., compiling state accounts, maintaining pension accounts, loan accounts, etc.), General and Social Sector Audit (GSSA) or Economic and Revenue Sector Audit (ERSA).