(a) A person may not drive a vehicle if it is so loaded or there is in the front seat so many passengers as to:
(1) Obstruct the view of the driver to the front or sides of the vehicle; or
(2) Interfere with the control of the driver over the driving mechanism of the vehicle.
(b) A passenger in a vehicle may not ride in any position where he:
(1) Interferes with the view of the driver to the front or sides of the vehicle; or
(2) Interferes with the control of the driver over the driving mechanism of the vehicle.
(c) (1) Except as provided in paragraph (2) of this subsection and subject to paragraph (3) of this subsection, a person may not drive a vehicle on a highway with any object, material, or obstruction so located in or on the vehicle as to interfere with the clear view of the driver through the windshield.
(2) This subsection does not apply to:
(i) Required or permitted equipment of the vehicle;
(ii) Adjustable, nontransparent sun visors that are not attached to glass; or
(iii) Direction, destination, or termini signs on any passenger common carrier motor vehicle.
(3) (i) A person may not drive a vehicle on a highway with any object, material, or obstruction hanging from the rearview mirror that interferes with the clear view of the driver through the windshield.
(ii) A police officer may enforce this paragraph only as a secondary action when the police officer detains a driver of a motor vehicle for a suspected violation of another provision of the Code.
(d) (1) Except as provided in paragraph (2) of this subsection, a person may not drive a vehicle with any sign, poster, card, sticker, or other nontransparent material on the windshield, side wings, or side or rear windows of the vehicle.
(2) This subsection does not apply to:
(i) Nontransparent material placed on the windshield of a motor vehicle above the AS1 line or not lower than 5 inches from the top of the windshield, whichever is less, if the materials are placed so as not to interfere with the driver’s clear view of traffic;
(ii) Materials placed on the windshield or rear window, within a 7 inch square area in the lower corner, if the materials are placed so as not to interfere with the driver’s clear view of traffic;
(iii) Materials placed on the side windows of a Class A (passenger) vehicle to the rear of the driver, if the materials are placed so as not to interfere with the driver’s clear view of traffic;
(iv) Materials placed on the side or rear windows of a Class M (multipurpose) vehicle or Class E (truck) vehicle provided that the vehicle is equipped with two outside rearview mirrors, one each attached to the right and left side of the vehicle;
(v) Materials placed on the windshield in compliance with security measures required by a federal or State government agency, provided that the decal is affixed to the vehicle in accordance with the issuing agency’s guidelines;
(vi) Direction, destination, or termini signs on any passenger common carrier motor vehicle; or
(vii) An electronic toll collection device placed on the windshield of a vehicle in accordance with the guidelines established by the Maryland Transportation Authority.
Structure Maryland Statutes
Title 21 - Vehicle Laws -- Rules of the Road
Subtitle 11 - Miscellaneous Rules
Section 21-1101 - Unattended Motor Vehicle
Section 21-1102 - Limitations on Backing
Section 21-1103 - Driving on Sidewalk
Section 21-1104 - Obstruction to Driver's View or Driving Mechanism
Section 21-1105 - Opening and Closing Vehicle Doors
Section 21-1106 - Riding in Mobile Homes
Section 21-1107 - Restrictions on Persons in Cargo Areas of Vehicles
Section 21-1108 - Coasting Prohibited
Section 21-1110 - Crossing Fire Hose
Section 21-1112 - Turning Off Lights to Avoid Identification Prohibited
Section 21-1113 - Placing Traffic Hazard Along Highway Prohibited
Section 21-1115 - Moving or Removing Lights or Guards on Highways Prohibited
Section 21-1116 - Race or Speed Contest Prohibited
Section 21-1117 - Skidding, Spinning of Wheels, and Excessive Noise Prohibited
Section 21-1118 - School Bus Regulations
Section 21-1119 - Snow Emergency Routes
Section 21-1120 - Wearing Earphones, Headsets, etc., Prohibited
Section 21-1121 - Children in Rear of Pickup Trucks
Section 21-1122 - Noise Limitations on Use of Sound Amplification Systems
Section 21-1124.1 - Text Messaging Prohibited
Section 21-1124.2 - Communications Traffic Safety Act
Section 21-1125 - Limitations on Driving Low Speed Vehicles
Section 21-1126 - Recording Illegal Activity
Section 21-1127 - Operation of Limousine of Certain Size
Section 21-1128 - Dispensing of Motor Fuel Into Dirt Bike
Section 21-1129 - Driving While Video and Electronic Display Equipment Are On
Section 21-1130 - Requirements for Operation of All-Terrain Vehicle or Snowmobile on Public Property
Section 21-1131 - Causing Diesel Emissions to Discharge Onto Another Prohibited; Exceptions