Maryland Code, Transportation § 8-741

(1)(i) Is 660 feet or less from the nearest edge of the right-of-way of the expressway;

(ii) Is located in a commercial or industrial zone that is within a locally designated geographic area of signage control that has been adopted as part of comprehensive rezoning regarding signage; and

(iii) Has received a permit from the Administration in accordance with § 8-744 of this subtitle; or