Maryland Commercial Law Section 11-903

      (a)      In this section, "goods" includes wares or merchandise.

      (b)      The provisions of this section do not apply to goods which are:

            (1)      Produced, manufactured, or mined by convicts and prisoners on parole or probation; or

            (2)      Shipped into the State for sale to or exchange with:

                  (i)      The State or any of its political subdivisions; or

                  (ii)      A State aided, owned, controlled, or managed public or quasi-public institution or agency.

      (c)      Except as provided in subsection (b), goods manufactured or produced, wholly or in part, or mined by convicts or prisoners of the United States or of a territory, district, or other state of the United States may not be shipped into the State for sale on the open market.

      (d)      Any person who violates any provision of this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $500 or imprisonment not exceeding 60 days or both.