Maryland Statutes
Part IV - Outdoor Signs Along Federal-Aid Primary Highways
Section 8-736 - Local Zoning Regulations

(a)    The political subdivisions of this State have full authority, under their respective zoning powers:
        (1)    To zone areas for commercial or industrial purposes; and
        (2)    In these areas, to govern the size, spacing, and lighting of outdoor signs.
    (b)    Notwithstanding any provision of this part or any rule or regulation of the Administration:
        (1)    Local zoning regulations that relate to outdoor signs in commercial or industrial areas shall govern within the zoned area; and
        (2)    If a political subdivision adopts comprehensive zoning that includes the regulation of outdoor signs:
            (i)    The Administration may so certify to the Federal Highway Administrator; and
            (ii)    On certification, the control of outdoor signs in commercial or industrial areas transfers to the political subdivision.