Principal Accounts Office 
Consequent upon separation of the Accounts from Audit in Delhi Administration (now Government of N.C.T. of Delhi) w.e.f. 01.04.1977, the Departmentalized Pay & Accounts Organization came into existence. Pay & Accounts Offices constitute the nodes of departmentalized accounts system. The Principal Accounts Office is the organic Head Quarter of the various constituents of the system.
The functions of payments and receipts in respect of all the Departments of Govt. of N.C.T. of Delhi are performed as per prescribed accounting norms. The Chief Secretary of Government of N.C.T. of Delhi is the Chief Accounting Authority for all the transactions relating to Government of N.C.T. of Delhi. This responsibility will be discharged by him through and with the assistance of the Finance Secretary who will be assisted in turn by the Principal Accounts Office.
Notification of Online Examination for Common AAO Exam 2023
Instructions regarding conduction of AAO Exam 2023