Maryland Statutes
Subtitle 2 - Limitations on Authority to Tax Advertising
Section 20-202 - Gross Receipts Tax on Advertising Space and Time Prohibited

(a)    This section applies to a political subdivision of the State that is authorized to impose a gross receipts tax.
    (b)    A political subdivision of the State may not impose a gross receipts tax on the gross receipts of any person that are received from a sale of:
        (1)    advertising space:
            (i)    in any newspaper, magazine, periodical, program, directory, or other printed matter published in the State; or
            (ii)    on any billboard, structure, vehicle, or airborne device located in the State; or
        (2)    advertising time on or in connection with any radio or television broadcast originating in the State.