Maryland Financial Institutions Section 12-115
(a)   At any time and as often as the Commissioner considers appropriate, the Commissioner may investigate the records and business operations of a licensee or a person who acts on behalf of a licensee.
(b)   For the purposes of this section, the Commissioner:
(1)   Shall be given access to any books, papers, records, safes, or vaults of the person under investigation; and
(2)   May examine under oath a person whose testimony the Commissioner requires.