(3)The auditor may,-(a)require in writing the production before him of such voucher, statements, returns, correspondence, notes or other documents which he may consider necessary for the proper conduct of his audit;(b)require in writing any person accountable for, or having the custody or control of, any such vouchers, statements, returns, correspondence notes or documents or any person having directly or indirectly by himself or his partner, any share or interest in any contract with or under the Panchayat, to appear in person before him;(c)require any person so appearing before him to make and sign a declaration with respect to such vouchers, statements, returns, correspondence, notes or documents or to answer any statements;(d)in the event of an explanation being required from the Sarpanch or other member of the Panchayat, in writing invite such person to meet him and shall in writing specify the point on which explanation is required.