§ 21-804
207 words·~1 min read·
/md/transportation/21-804A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
§21–804.
(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.
(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.