(a)    Except as otherwise provided in this section, this part regulates the erection and maintenance of an outdoor sign along or near an expressway, only if:
        (1)    The sign is 660 feet or less from the nearest edge of the right-of-way of the expressway; or
        (2)    The sign is:
            (i)    More than 660 feet from the nearest edge of the right-of-way of the expressway;
            (ii)    Wholly or partly visible from the main traveled way of the expressway; and
            (iii)    Intended to be read from the main traveled way of the expressway.
    (b)    Except as provided in § 8-743 of this subtitle as to the removal of nonconforming signs, this part does not apply to:
        (1)    An outdoor sign that is 660 feet or less from the nearest edge of the right-of-way of an expressway, if the sign was erected on or before June 1, 1959; or
        (2)    An outdoor sign that is more than 660 feet from the nearest edge of the right-of-way of an expressway, if the sign was erected on or before July 1, 1975.
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