Maryland Criminal Law Section 6-405
§ 6-405.
  (a)   In this section, "political subdivision" includes a:
    (1)   county;
    (2)   municipal corporation;
    (3)   bicounty or multicounty agency;
    (4)   county board of education;
    (5)   public authority; or
    (6)   special taxing district.
  (b)   This section does not apply to:
    (1)   a vessel;
    (2)   a military, fire, or law enforcement vehicle;
    (3)   a farm-type tractor, other agricultural equipment used for agricultural purposes, or construction equipment used for agricultural purposes or earth moving;
    (4)   earth-moving or construction equipment used for those purposes; or
    (5)   a lawn mower, snowblower, garden or lawn tractor, or golf cart while being used for its designed purpose.
  (c)   Except as otherwise allowed by law, a person may not use an off-road vehicle on property known by the person to be owned or leased by the State or a political subdivision.
  (d)   A person who violates this section is guilty of a misdemeanor and on conviction is subject to imprisonment not exceeding 90 days or a fine not exceeding $500 or both.