Md. Code, Commercial Law § 14–1225

(a) Any consumer who has reason to believe that this subtitle, or any other law regulating consumer credit reporting, has been violated by any person may file with the Commissioner a complaint setting forth the details of an alleged violation.

(b) After receipt of the complaint, the Commissioner may inspect the pertinent books, records, letters and contracts of any agency, and of any person who has furnished information to the agency relating to the specific written complaint.