340. A person conducting an inquiry may(1) have access, at any reasonable time, to any establishment of a firm, independent representative or independent partnership;
(2) examine and make copies of the books, registers, accounts, records and other documents of the firm, independent representative or independent partnership;
(3) require any document relating to their activities.
Every person having custody, possession or control of such books, registers, accounts, records and other documents must, at the request of the person conducting the inquiry, produce them and allow them to be examined.