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Terms Used In Maryland Code, TRANSPORTATION 21-804

  • Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
  • Person: includes an individual, receiver, trustee, guardian, personal representative, fiduciary, representative of any kind, corporation, partnership, business trust, statutory trust, limited liability company, firm, association, or other nongovernmental entity. See
  • state: means :

    (1) a state, possession, territory, or commonwealth of the United States; or

    (2) the District of Columbia. See
(a) Unless reduced speed is necessary for the safe operation of the vehicle or otherwise is in compliance with law, a person may not willfully drive a motor vehicle at such a slow speed as to impede the normal and reasonable movement of traffic.

(b) (1) If, on the basis of an engineering and traffic investigation, the State Highway Administration or a local authority determines that slow speeds on any part of a highway in its jurisdiction impede the normal and reasonable movement of traffic, the State Highway Administration or the local authority may establish a minimum speed limit for that part of the highway.

(2) Unless reduced speed is necessary for the safe operation of the vehicle or otherwise is in compliance with law, a person may not drive a vehicle below a minimum speed limit established under this subsection.

(3) A minimum speed limit established under this subsection is effective when posted on appropriate signs giving notice of the limit.

(c) A person may not drive a Class A (passenger) or Class M (multipurpose) vehicle on a highway if the maximum speed capability of the vehicle does not exceed the posted maximum speed limit for the highway by at least 5 miles per hour.