A person that owns property may not use the property or allow the property to be used by any other person for the erection or maintenance of any outdoor sign along or near any expressway, unless the sign is located in an urban area and:
(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
(2) More than 660 feet from the nearest edge of the right–of–way of the expressway.
Structure Maryland Statutes
Subtitle 7 - Regulation of Outdoor Advertising
Part V - Outdoor Signs Along Expressways
Section 8-739 - "Expressway" Defined
Section 8-741 - General Prohibition
Section 8-743 - Removal of Preexisting, Nonconforming Signs
Section 8-744 - Regulation of on Premise Outdoor Signs
Section 8-745 - Compensation for Removal of Sign Adjacent to Interstate Highway