Rules of the Road

Del. Code tit. 21, ch. 41
in effect

Del. Code tit. 21, § 4101 Provisions refer to vehicles upon highways; exceptions; powers of local authorities.

Del. Code tit. 21, § 4102 Required obedience to traffic laws.

Del. Code tit. 21, § 4103 Obedience to authorized persons directing traffic.

Del. Code tit. 21, § 4104 Persons riding animals or driving animal-drawn vehicles.

Del. Code tit. 21, § 4105 Persons and vehicles working on highways and utilities; exceptions.

Del. Code tit. 21, § 4106 Authorized emergency vehicles.

Del. Code tit. 21, § 4107 Obedience to and required traffic-control devices.

Del. Code tit. 21, § 4108 Traffic-control signal legend.

Del. Code tit. 21, § 4109 Pedestrian-control signals.

Del. Code tit. 21, § 4110 Traffic signals.

Del. Code tit. 21, § 4111 Display of unauthorized signs, signals or markings.

Del. Code tit. 21, § 4112 Interference with official traffic-control devices or railroad signs or signals or other street signs.

Del. Code tit. 21, § 4112A Traffic control signal preemption devices.

Del. Code tit. 21, § 4114 Driving on right side of roadway; exceptions.

Del. Code tit. 21, § 4114A Lane travel restrictions on certain roadways.

Del. Code tit. 21, § 4115 Passing vehicles proceeding in opposite directions.

Del. Code tit. 21, § 4116 Overtaking a vehicle or bicycle on the left.

Del. Code tit. 21, § 4117 When overtaking on the right is permitted.

Del. Code tit. 21, § 4118 Limitations on overtaking on the left.

Del. Code tit. 21, § 4119 Further limitations on driving to left of center of roadway.

Del. Code tit. 21, § 4120 No-passing zones; exceptions.

Del. Code tit. 21, § 4121 One-way roadways and rotary traffic islands.

Del. Code tit. 21, § 4122 Driving on roadways laned for traffic.

Del. Code tit. 21, § 4123 Following too closely.

Del. Code tit. 21, § 4124 Driving on divided highways.

Del. Code tit. 21, § 4125 Turning off roadway by slow-moving vehicle.

Del. Code tit. 21, § 4126 Unlawful use of controlled-access highways; penalties.

Del. Code tit. 21, § 4127 Unlawful evasion of Delaware Turnpike and the Korean War Veterans Memorial Highway; harassment of toll collectors; penalty; appeal; jurisdiction; payment of minimum fine before trial.

Del. Code tit. 21, § 4128 Delaware Memorial Bridge; toll evasion; payment of minimum fine before trial.

Del. Code tit. 21, § 4129 Civil penalty for evasion of tolls.

Del. Code tit. 21, § 4130 Vehicle obstructing traffic.

Del. Code tit. 21, § 4131 Vehicle approaching or entering intersection.

Del. Code tit. 21, § 4132 Vehicle turning left.

Del. Code tit. 21, § 4133 Vehicle entering roadway.

Del. Code tit. 21, § 4134 Operation of vehicles on approach of authorized emergency vehicles; stationary vehicles.

Del. Code tit. 21, § 4135 Entering or crossing divided highway from crossover or other intervening space between opposing lanes.

Del. Code tit. 21, § 4136 Driving upon sidewalk or bicycle path by vehicles and bicycles.

Del. Code tit. 21, § 4137 Electronic traffic monitoring for vehicle obstructions system.

Del. Code tit. 21, § 4140 Certain offenses not entered on motor vehicle record.

Del. Code tit. 21, § 4141 Pedestrian obedience to traffic-control devices and traffic regulations.

Del. Code tit. 21, § 4142 Pedestrians’ right-of-way in crosswalks.

Del. Code tit. 21, § 4143 Crossing at other than crosswalks.

Del. Code tit. 21, § 4144 Drivers to exercise due care.

Del. Code tit. 21, § 4145 Pedestrians to use right half of crosswalks.

Del. Code tit. 21, § 4146 Pedestrians on highways; penalty.

Del. Code tit. 21, § 4147 Pedestrians soliciting rides or business.

Del. Code tit. 21, § 4148 Carrying of lights or reflector device by pedestrians; penalty.

Del. Code tit. 21, § 4149 Walking on highways under influence of drugs or liquor.

Del. Code tit. 21, § 4150 Use of certain canes restricted to blind pedestrians.

Del. Code tit. 21, § 4151 Pedestrians’ right-of-way on sidewalks.

Del. Code tit. 21, § 4152 Required position and method of turning at intersections.

Del. Code tit. 21, § 4153 Limitations on turning around.

Del. Code tit. 21, § 4154 Starting parked vehicles.

Del. Code tit. 21, § 4155 Turning movements and required signals.

Del. Code tit. 21, § 4156 Signals by hand and arm or signal device.

Del. Code tit. 21, § 4157 Method of giving hand and arm signals.

Del. Code tit. 21, § 4161 Obedience to signal indicating approach of train or other on-track equipment, drawbridge, or automatic signal system controlling the flow of traffic.

Del. Code tit. 21, § 4163 Certain vehicles must stop at all railroad grade crossings.

Del. Code tit. 21, § 4163A Railroad crossing violations for operators of commercial vehicles only.

Del. Code tit. 21, § 4164 Stop signs and yield signs.

Del. Code tit. 21, § 4165 Emerging from alley, driveway, private road or building.

Del. Code tit. 21, § 4166 Overtaking and passing school bus; stop signal devices.

Del. Code tit. 21, § 4167 Moving heavy equipment at railroad grade crossings.

Del. Code tit. 21, § 4168 General speed restrictions.

Del. Code tit. 21, § 4169 Specific speed limits; penalty [For application of this section, see 85 Del. Laws, c. 488, § 3].

Del. Code tit. 21, § 4170 Speed limits set by local authorities [For application of this section, see 85 Del. Laws, c. 488, § 3].

Del. Code tit. 21, § 4170A Electronic speed monitoring system [For application of this section, see 85 Del. Laws, c. 341, §§ 133, 134] [Expires June 30, 2028, pursuant to 84 Del. Laws, c. 74, § 2].

Del. Code tit. 21, § 4171 Minimum speed.

Del. Code tit. 21, § 4172 Speed exhibitions; drag races and other speed contests.

Del. Code tit. 21, § 4172A Malicious mischief by motor vehicle.

Del. Code tit. 21, § 4173 Speed and weight limits on elevated structures.

Del. Code tit. 21, § 4174 Complaint and summons in speed violations.

Del. Code tit. 21, § 4175 Reckless driving.

Del. Code tit. 21, § 4175A Aggressive driving.

Del. Code tit. 21, § 4176 Careless or inattentive driving.

Del. Code tit. 21, § 4176A Operation of a vehicle causing death; unclassified misdemeanor.

Del. Code tit. 21, § 4176B Cell phone use by school bus drivers; penalties.

Del. Code tit. 21, § 4176C Electronic communication devices; penalties.

Del. Code tit. 21, § 4176D Operation of a motor vehicle during an emergency.

Del. Code tit. 21, § 4176E Operation of a vehicle causing serious physical injury to a vulnerable user.

Del. Code tit. 21, § 4177 Driving a vehicle while under the influence or with a prohibited alcohol or drug content; evidence; arrests; and penalties.

Del. Code tit. 21, § 4177A Revocation of license for violation of § 4177 of this title.

Del. Code tit. 21, § 4177B First offenders; election in lieu of trial.

Del. Code tit. 21, § 4177C Ignition interlock licenses; reinstatement of license.

Del. Code tit. 21, § 4177D Courses of instruction; rehabilitation programs.

Del. Code tit. 21, § 4177G Ignition Interlock Device Program.

Del. Code tit. 21, § 4177H Certification and approval of devices.

Del. Code tit. 21, § 4177I Applicability of conforming statutes or ordinances.

Del. Code tit. 21, § 4177J Drinking while driving prohibited.

Del. Code tit. 21, § 4177L Driving by persons under the age of 21 after consumption of alcohol; penalties.

Del. Code tit. 21, § 4177M Operating a commercial motor vehicle with a prohibited blood alcohol concentration or while impaired by drugs.

Del. Code tit. 21, § 4178 Violations of offenses prohibiting stopping, standing or parking.

Del. Code tit. 21, § 4179 Stopping, standing or parking [Effective until Dec. 24, 2026].

Del. Code tit. 21, § 4180 Additional parking regulations; penalty.

Del. Code tit. 21, § 4181 Summons for unattended vehicle; civil penalties.

Del. Code tit. 21, § 4181A Establishment of voluntary assessment centers for payment of civil penalties for parking; payment by voluntary assessment; procedures for contesting; presumptions; failure to pay or contest.

Del. Code tit. 21, § 4182 Unattended motor vehicle.

Del. Code tit. 21, § 4183 Parking areas for vehicles being used by persons with disabilities.

Del. Code tit. 21, § 4183A Requirements for the design, construction, signage, and maintenance of accessible parking spaces.

Del. Code tit. 21, § 4184 Limitations on backing.

Del. Code tit. 21, § 4185 Operating or riding as a passenger on a motorcycle; helmet and eye protection requirements for operating or riding as a passenger on a motorcycle.

Del. Code tit. 21, § 4186 Obstruction to driver’s view of driving mechanism.

Del. Code tit. 21, § 4187 Coasting prohibited.

Del. Code tit. 21, § 4188 Following fire apparatus; driving vehicle over fire hose.

Del. Code tit. 21, § 4189 Putting glass or other items on a highway prohibited.

Del. Code tit. 21, § 4190 Opening and closing vehicle doors.

Del. Code tit. 21, § 4191 Trailers and towed vehicles.

Del. Code tit. 21, § 4191A Trespass by motor vehicle or OHV.

Del. Code tit. 21, § 4191B Coal rolling is prohibited.

Del. Code tit. 21, § 4192 Responsibility of parent or guardian.

Del. Code tit. 21, § 4193 Applicability of traffic laws.

Del. Code tit. 21, § 4194 Passengers and trailers.

Del. Code tit. 21, § 4195 Clinging to vehicles.

Del. Code tit. 21, § 4196 Bicycling on right side of roadway; exceptions.

Del. Code tit. 21, § 4196A Bicycle approaching or entering intersection.

Del. Code tit. 21, § 4197 Carrying articles.

Del. Code tit. 21, § 4198 Left turns.

Del. Code tit. 21, § 4198A Turn and stop signals.

Del. Code tit. 21, § 4198B Bicycles on sidewalks and crosswalks.

Del. Code tit. 21, § 4198C Bicycle parking.

Del. Code tit. 21, § 4198D Bicycle racing.

Del. Code tit. 21, § 4198E Inspecting bicycles.

Del. Code tit. 21, § 4198F Lamps and other equipment on bicycles.

Del. Code tit. 21, § 4198G Bicycle identifying number.

Del. Code tit. 21, § 4198H Use of earplugs and headsets restricted.

Del. Code tit. 21, § 4198I Human-powered vehicles defined.

Del. Code tit. 21, § 4198J Bicycling on highways under influence of drugs or alcohol.

Del. Code tit. 21, § 4198K Helmet requirements.

Del. Code tit. 21, § 4198L Exemption for bicycle-mounted police officers.

Del. Code tit. 21, § 4198M Mopeds and tripeds.

Del. Code tit. 21, § 4198N Operation of motorized skateboards and scooters.

Del. Code tit. 21, § 4198O Operation of electric personal assistive mobility devices (EPAMD).

Del. Code tit. 21, § 4198P Operation of electric bicycles.

Del. Code tit. 21, § 4198Q Operation of low-speed motorized scooters.

Del. Code tit. 21, § 4199 Driving through safety zone prohibited.

Del. Code tit. 21, § 4199A Riding without owner’s consent; protrusion beyond limits of vehicle.

Source: DE Code (Official Site)URL: https://delcode.delaware.gov/title21/c041/sc01/index.htmlFetched: 10/4/2026