State the powers exercised by the Authority for Advance Ruling under the Income Tax Act, 1961.

As per section 245U, the Authority for Advance Ruling shall have all the powers which are vested in the Civil Court under the Code of Civil Procedure, 1908, when trying a suit in respect of the following matters namely: Discovery and inspection Enforcing the attendance of any person, including any officer of a banking company and examining him on oath. Compelling the production of books of account and other documents, and Issuing commissions.