reglab/statecodes huggingface dataset:
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-213 - Lamps, Reflectors, and Flags on Projecting or Extended Loads

(a)    Any vehicle carrying a load that extends beyond the side or to the rear 4 or more feet beyond the bed or body of the vehicle shall be equipped with the lamps and reflectors required by this section, in addition to other required lamps, at the times specified in § 22-201.1 of this subtitle.
(b)    Loads projecting beyond sides of motor vehicles shall be marked as follows:
(1)    The foremost edge of the projecting load, at its outermost extremity, shall be marked with an amber lamp visible from the front and side;
(2)    The rearmost edge of the projecting load, at its outermost extremity, shall be marked with a red lamp visible from the rear and side;
(3)    If any portion of the projecting load extends beyond both the foremost or rearmost edge, it shall be marked with an amber lamp visible from the front, side, and rear; or
(4)    If the projecting load does not measure over 3 feet from front to rear, it shall be marked with an amber lamp visible from the front, side, and rear, except that, if the projection is located at or near the rear, it shall be marked by a red lamp visible from the front, side, and rear.
(c)    Motor vehicles carrying loads that extend over 4 feet beyond the rear of the motor vehicle or that have tailboards or tailgates extending over 4 feet beyond the body shall have these projections marked:
(1)    On each side of the projecting load, by one red lamp, visible from the side and located so as to indicate maximum overhang; and
(2)    On the rear of the projecting load, by two red lamps, visible from the rear, one at each side, and two red reflectors, visible from the rear, one at each side, located so as to indicate maximum width.
(d)    On any vehicle with a load that extends beyond either side more than 6 inches or beyond its rear more than 4 feet there shall be displayed at all times, at each point a lamp is required, red or orange-fluorescent warning flags, not less than 18 inches square, marking the extremities of the load.
(e)    Every flag shall be so mounted or constructed that its full dimensions are visible at all times.
(f)    This section in no way expands the provisions of § 24-103 of this article, or any other provision of law that prohibits certain extensions of loads on vehicles.
(g)    This section does not apply to loads consisting of agricultural products, the nature of which would make installation of the required lights and reflectors impractical or unsafe.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-214 - Lamps on Parked Vehicles

(a)    Every vehicle shall be equipped with one or more lamps that, when lighted, display a white or amber light visible from a distance of 1,000 feet to the front of the vehicle, and a red light visible from a distance of 1,000 feet to the rear of the vehicle. The location of the lamp or lamps shall always be such that at least one lamp or combination of lamps meeting the requirements of this section is installed as near as practicable to the side of the vehicle that is closest to passing traffic. This subsection does not apply to motorcycles.
(b)    Whenever a vehicle is parked or stopped on a roadway, whether attended or unattended, when there is insufficient light to reveal any person or object within a distance of 1,000 feet on the highway, the vehicle so parked or stopped shall be equipped with and shall display lamps meeting the requirements of subsection (a) of this section, but it is not necessary to display the lamps on a vehicle that is lawfully parked on a part of a roadway that is ordinarily or customarily used for parking vehicles.
(c)    All lighted headlamps on a parked vehicle shall be depressed or dimmed.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-215 - Lamps on Farm Tractors and Farm Equipment

(a)    Every farm tractor and every self-propelled unit of farm equipment, at all times mentioned in § 22-201.1 of this subtitle, shall be equipped with two single-beam or multiple-beam headlamps meeting the requirements of § 22-222 or § 22-224 of this subtitle, respectively, or, as an alternative, § 22-225 of this subtitle, and at least two red lamps visible when lighted from a distance of not less than 1,000 feet to the rear; and at least two red reflectors visible from all distances within 600 feet to 100 feet to the rear when directly in front of lawful upper beams of headlamps.
(b)    (1)    Every combination of farm tractor and towed farm equipment, at all times mentioned in § 22-201.1 of this subtitle, shall be equipped with lamps as provided in this subsection.
(2)    The farm tractor element of the combination shall be equipped as required in subsection (a) of this section.
(3)    The towed unit of farm equipment of the combination shall be equipped on the rear with two red lamps visible when lighted from a distance of not less than 1,000 feet to the rear, and two red reflectors visible to the rear from all distances within 600 feet to 100 feet to the rear when directly in front of lawful upper beams of headlamps.
(4)    The combination also shall be equipped with a lamp displaying a white or amber light, or any shade of color between white and amber, visible when lighted from a distance of not less than 1,000 feet to the front. This lamp shall be so positioned to indicate, as nearly as practicable, the extreme left projection of the combination carrying it.
(c)    The two red lamps and the two red reflectors required in this section on a self-propelled unit of farm equipment or combination of farm tractor and towed farm equipment shall be positioned to show from the rear as nearly as practicable the extreme width of the vehicle or combination carrying them.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-215.1 - Rollback Vehicle Operated in Combination With Vehicle Being Towed

Whenever a rollback vehicle, as defined in § 11-151.1 of this article, is being operated in combination with a vehicle being towed, the towed vehicle shall be equipped to display, in accordance with the provisions of § 22-201.1 of this subtitle:
(1)    Tail lamps meeting the requirements of § 22-204 of this subtitle; and
(2)    Stop lamps and turn signals meeting the requirements of § 22-206 of this subtitle.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-216 - Lamps on Other Vehicles and Equipment

Every vehicle, including animal-drawn vehicles and vehicles referred to in § 22-101(e) of this title, not specifically required by the provisions of this subtitle to be equipped with lamps or other lighting devices, at all times specified in § 22-201.1 of this subtitle, shall be equipped with at least one lamp displaying a white light visible from a distance of not less than 1,000 feet to the front of the vehicle, and also shall be equipped with two lamps displaying red lights visible from a distance of not less than 1,000 feet to the rear of the vehicle or, as an alternative, one lamp displaying a red light visible from a distance of not less than 1,000 feet to the rear and two red reflectors visible from all distances of 600 to 100 feet to the rear when illuminated by the upper beams of headlamps.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-217 - Spot Lamps, Fog Lamps, and Auxiliary Driving Lamps

(a)    Any motor vehicle may be equipped with not to exceed one spot lamp. Every lighted spot lamp shall be aimed and used, on approaching another vehicle, so that no part of the high-intensity portion of the beam will be directed to the left of the prolongation of the extreme left side of the vehicle or more than 100 feet ahead of the vehicle.
(b)    Any motor vehicle may be equipped with not to exceed two fog lamps mounted on the front at a height of not more than 30 inches nor less than 12 inches above the level surface on which the vehicle stands, and so aimed that, when the vehicle is not loaded, none of the high-intensity portion of the light to the left of the center of the vehicle shall, at a distance of 25 feet ahead, project higher than a level of 4 inches below the level of the center of the lamp from which it comes. Lighted fog lamps meeting these requirements may be used with lower headlamp beams as specified in § 22-222(a)(2) of this subtitle.
(c)    Any motor vehicle may be equipped with not to exceed two auxiliary driving lamps mounted on the front at a height of not more than 42 inches nor less than 16 inches above the level surface on which the vehicle stands. The provisions of § 22-222 of this subtitle apply to any combination of headlamps and auxiliary driving lamps.
(d)    The restrictions and limitations of this section do not apply to emergency vehicles.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-218.1 - Rural Letter Carrier's Warning Device

(a)    Any rural letter carrier’s motor vehicle may be equipped with a warning device for the purpose of warning the drivers of other vehicles of the presence of a vehicular traffic hazard requiring the exercise of unusual care in approaching, overtaking, and passing, and, when so equipped, may display the device in addition to any other warning signal required or permitted by law.
(b)    The warning device shall include two bi-directional lights mounted at each side of the vehicle on the roof, with two amber lenses facing the rear and two amber lenses facing the front.
(c)    Each light shall be at least 4 inches in diameter and shall be powered by a bulb of at least 21 candlepower, with reflectorization sufficient to assure visibility for at least 500 feet in front of and to the rear of the vehicle.
(d)    The lights shall be wired with one “on-off” switch and one “flashing” switch, which shall activate both lights simultaneously, and which may be wired to operate from the vehicle’s stoplight switch.
(e)    Between each light on the assembly of the device a sign shall be mounted with the words “U.S. Mail” in black letters on a white background, facing both to the front and the rear.
(f)    The lettering on the sign shall be at least 4 inches in height, and the width of each stroke shall be at least 3/4 of an inch.
(g)    The sign shall be constructed to permit it to be folded down out of vision when not in use.
(h)    The warning device may be used only during the discharge of a rural letter carrier’s official duties.
(i)    Before the first stop on the route and following the last one the lights shall be darkened and the sign folded down out of vision.
(j)    The warning device may not be installed or operated until an application has been submitted to and approved by the Administration.
(k)    The application shall be made by the individual rural letter carrier on forms furnished by the Administration.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-218.2 - Amber Lights on Tow Trucks, Escort, and Maintenance Vehicles

(a)    (1)    One or more amber flashing lights may be displayed:
(i)    By a tow truck while at the scene of an accident or a disabled vehicle or while towing a vehicle; and
(ii)    By snow removal and other highway maintenance and service equipment and escort vehicles.
(2)    Highway maintenance and service equipment or vehicles owned by the State or a local jurisdiction, or operating under a contract with the State or a local jurisdiction, may display green flashing lights only in accordance with § 22–218(c)(6) of this subtitle.
(b)    (1)    Subject to paragraph (2) of this subsection, a participant in a citizens on patrol group or other community watch group may display on a vehicle while on patrol in the community one or more amber flashing lights.
(2)    An amber flashing light:
(i)    May only be displayed if allowed by a law enforcement agency designated by the governing body of the applicable county or municipal corporation; and
(ii)    Shall be extinguished at the request of a uniformed law enforcement officer.
(3)    The law enforcement agency may require that a sign meeting specifications set by the agency appear on the vehicle that identifies the group conducting the patrol while the amber flashing light is displayed.
(c)    (1)    A security guard agency licensed under Title 19 of the Business Occupations and Professions Article may equip its vehicles with one or more amber flashing lights.
(2)    A person operating a vehicle equipped with amber flashing lights under this subsection may activate the lights only while on duty on property that the agency is responsible for patrolling.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-219 - Signal Lamps and Signal Devices

(a)    Any vehicle may be equipped with and, when required under the Maryland Vehicle Law, shall be equipped with a stop lamp or lamps on the rear of the vehicle, which:
(1)    Shall display a red light, visible from a distance of not less than 300 feet to the rear in normal sunlight;
(2)    Shall be actuated on application of the service brake; and
(3)    May, but need not, be incorporated with one or more other rear lamps.
(b)    Any vehicle may be equipped with and, when required under § 22-206(b) of this subtitle, shall be equipped with electric turn signals that indicate an intention to turn by flashing lights showing to the front and rear of a vehicle or on a combination of vehicles on the side of the vehicle or combination toward which the turn is to be made.
(c)    The lamps showing to the front shall be mounted on the same level and as widely spaced laterally as practicable and, when signaling, shall emit white or amber light, or any shade of light between white and amber.
(d)    The lamps showing to the rear shall be mounted on the same level and as widely spaced laterally as practicable, and, when signaling, shall emit a red or amber light, or any shade of color between red and amber.
(e)    Turn signal lamps on vehicles 80 inches or more in overall width shall be visible from a distance of not less than 500 feet in normal sunlight.
(f)    Turn signal lamps on vehicles less than 80 inches wide shall be visible at a distance of not less than 300 feet in normal sunlight.
(g)    No lamp may project a glaring or dazzling light.
(h)    Turn signal lamps may, but need not, be incorporated in other lamps on the vehicle.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-222 - Multiple-Beam Road-Lighting Equipment

(a)    Except as otherwise provided in the Maryland Vehicle Law, the headlamps or the auxiliary driving lamp or combination thereof on motor vehicles shall be so arranged that the driver may select at will between distributions of light projected to different elevations, and the lamps, in addition, may be so arranged that the selection can be made automatically, subject to the following limitations:
(1)    There shall be an uppermost distribution of light, or composite beam, so aimed and of intensity to reveal persons and vehicles at a distance of at least 450 feet ahead for all conditions of loading;
(2)    There shall be a lowermost distribution of light, or composite beam, so aimed and of sufficient intensity to reveal persons and vehicles at a distance of at least 150 feet ahead;
(3)    On a straight level road under any condition of loading, none of the high–intensity portion of the beam may be directed to strike the eyes of an approaching driver; and
(4)    Not more than four lamps that project a beam of light of an intensity greater than 300 candlepower may be illuminated simultaneously.
(b)    Every new motor vehicle shall be equipped with a beam indicator, which shall be lighted whenever the uppermost distribution of light from the headlamps is in use, and may not otherwise be lighted.
(c)    The indicator shall be so designed and located that, when lighted, it will be readily visible without glare to the driver of the vehicle so equipped.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-223 - Use of Multiple-Beam Road-Lighting Equipment

(a)    Whenever a motor vehicle is being driven on a roadway or adjacent shoulder during the times specified in § 22-201.1 of this subtitle, the driver shall use a distribution of light, or composite beam, directed high enough and of sufficient intensity to reveal persons and vehicles at a safe distance in advance of the vehicle, subject to the requirements and limitations of this section.
(b)    Whenever a driver of a vehicle approaches an oncoming vehicle within 500 feet, the driver shall use a distribution of light, or composite beam, so aimed that the glaring rays are not projected into the eyes of the oncoming driver. However, the lowermost distribution of light, or composite beam, specified in § 22-222(a)(2) of this subtitle, shall be deemed to avoid glare at all times, regardless of road contour and loading.
(c)    Whenever the driver of a vehicle approaches another vehicle from the rear, within 300 feet, the driver shall use a distribution of light permissible under this title, other than the uppermost distribution of light specified in § 22-222(a)(1) of this subtitle.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-225 - Alternate Road-Lighting Equipment

Any motor vehicle may be operated under the conditions specified in § 22–201.1 of this subtitle when equipped with two lighted lamps on its front capable of revealing persons and objects 75 feet ahead instead of lamps required in § 22–222 or § 22–224 of this subtitle, provided, however, that at no time may it be operated at a speed in excess of 20 miles per hour.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-226 - Number of Driving Lamps Required or Permitted

(a)    At all times specified in § 22-201.1 of this subtitle, at least two lighted lamps shall be displayed, one on each side, at the front of every motor vehicle other than a motorcycle, except when the vehicle is parked subject to the regulations governing lights on parked vehicles.
(b)    Whenever a motor vehicle equipped with required headlamps also is equipped with any auxiliary lamps or a spot lamp or any other lamp on its front projecting a beam of intensity greater than 300 candlepower, not more than four of these lamps on the front of a vehicle may be lighted at any one time when on a highway.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-227 - Special Restrictions on Lamps

(a)    During the times specified in § 22-201.1 of this subtitle, any lighted lamp or illuminating device on a motor vehicle (other than headlamps, spot lamps, auxiliary lamps, flashing turn signals, emergency vehicle and service vehicle warning lamps, and school vehicle warning lamps) that projects a beam of light of an intensity greater than 300 candlepower shall be so directed that no part of the high-intensity portion of the beam will strike the level of the roadway on which the vehicle stands at a distance of more than 75 feet from the vehicle.
(b)    Except as required or permitted in § 22-218 of this subtitle or in the rules governing the operation of emergency vehicles and school vehicles, a person may not drive or move any vehicle or equipment on any highway with any lamp or device on it that displays a red or blue light visible from directly in front of its center.
(c)    Flashing lights are prohibited except as required or permitted in the Maryland Vehicle Law.
(d)    Except as authorized elsewhere in this subtitle, a person may not drive or move any vehicle or equipment on any highway with any lamp or device on it that displays a white light visible directly from its rear.
(e)    Except as authorized elsewhere in this subtitle, a person may not drive or move any vehicle or equipment on any highway while the vehicle or equipment displays any flashing light.
(f)    All lighting devices and reflectors mounted on the rear of any vehicle shall display or reflect a red color, except the turn signal and hazard warning lamps, which may be red, amber, or yellow, and except that the light illuminating the registration plate shall be white and the light emitted by a backup lamp shall be white.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-230 - Selling or Using Lamps or Equipment

(a)    A person may not have for sale, sell, or offer for sale for use on or as a part of the equipment of a motor vehicle, trailer, semitrailer, or pole trailer any headlamp, auxiliary or fog lamp, rear lamp, signal lamp, or reflector, which reflector or lamp is required under this title, or parts of any of the foregoing, which tend to change the original design or performance.
(b)    A person may not use on a motor vehicle, trailer, semitrailer, or pole trailer a headlamp, auxiliary or fog lamp, rear lamp, signal lamp, or reflector, which reflector or lamp is required under this title, or parts of any of the foregoing, which tend to change the original design or performance.
(c)    A person may not use on any motor vehicle, trailer, semitrailer, or pole trailer any lamp or reflector that tends to change its original design or performance in violation of regulations adopted by the Administrator.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 2 - Lamps and Other Lighting Equipment › Section 22-232 - Revocation of Certificate of Approval on Lighting Devices

(a)    When the Administrator has reason to believe that an approved device, as being sold commercially, does not comply with the requirements of this title, after giving 30 days’ previous notice to the person holding the certificate of approval for the device in this State, he may conduct a hearing on the question of compliance of the approved device. After the hearing, the Administrator shall determine whether the approved device meets the requirements of this title. If the device does not meet the requirements of this title he shall give notice to the person holding the certificate of approval for the device in this State.
(b)    If, at the expiration of 90 days after the notice, the person holding the certificate of approval for the device has failed to satisfy the Administrator that the approved device as thereafter to be sold meets the requirements of this title, the Administrator shall suspend or revoke the approval issued for the device until the device is resubmitted to and retested by an authorized testing agency and is found to meet the requirements of this title, and the Administrator may require that all the devices sold since the notification following the hearing be replaced with devices that do comply with the requirements of this title. The Administrator may, at the time of the retest, purchase in the open market and submit to the testing agency one or more sets of the approved devices, and, if the device on the retest fails to meet the requirements of this title, the Administrator may refuse to renew the certificate of approval of the device.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 3 - Brakes › Section 22-302 - Performance Ability of Brakes

(a)    Every motor vehicle and combination of vehicles, at all times and under all conditions of loading, on application of the service brake, shall be capable of:
(1)    Developing a braking force that is not less than the percentage of its gross weight tabulated in subsection (c) of this section for its classification;
(2)    Decelerating to a stop from not more than 20 miles per hour at not less than the feet per second tabulated in subsection (c) of this section for its classification; and
(3)    Stopping from a speed of 20 miles per hour in not more than the distance tabulated in subsection (c) of this section for its classification, this distance to be measured from the point at which movement of the service brake pedal or control begins.
(b)    Tests for deceleration and stopping distance shall be made on a substantially level (not to exceed plus or minus 1 percent grade), dry, smooth, hard surface that is free from loose material.
(c)    The following table sets forth the tabulations referred to in subsection (a) of this section:
1              2             3               4
Brake system
application and
Braking force              distance in
as a percentage               feet from
of gross vehicle       Deceleration     an initial
Classification of               or combination          in feet per      speed of 20
vehicle           weight          second       m.p.h
A     Passenger vehicles with
a seating capacity of 10
people or less including
driver, not having a
manufacturer’s gross
vehicle weight rating……       52.8%        17           25
B–1 All motorcycles……………       43.5%        14           30
B–2 Single unit vehicles
With a manufacturer’s
gross vehicle weight
rating of 10,000 pounds
or less……………………      31%        10           20
C–1 Single unit vehicles
With a manufacturer’s
gross weight rating of
more than 10,000
pounds…………………      43.5%       14           40
C–2 Combination of a two–
axle towing vehicle and
a trailer with a gross
weight of 3,000 pounds
or less……………………      43.5%       14           40
C–3 Buses, regardless of the
number of axles, not
having a
manufacturer’s weight
rating……………………      43.5%       14           40
C–4 All combination of
vehicles in driveaway–
towaway combinations…      43.5%       14           40
D     All other vehicles and
combinations of vehicles
……………………………      43.5%       14           50
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 3 - Brakes › Section 22-304 - Brakes on Motorcycles

(a)    The Administrator is authorized to require an inspection of the braking system on any motorcycle and to disapprove any braking system on a vehicle that he finds will not comply with the performance ability standard set forth in § 22-302 of this subtitle or that, in his opinion, is equipped with a braking system that is not so designed or constructed as to insure reasonable and reliable performance in actual use.
(b)    The Administrator may refuse to register or may suspend or revoke the registration of any vehicle referred to in this section when he determines that the braking system on it does not comply with the provisions of this section.
(c)    A person may not operate on any highway any vehicle referred to in this section if the Administrator has disapproved the braking system on the vehicle.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 3 - Brakes › Section 22-305 - Hydraulic Brake Fluid

(a)    In this section, “hydraulic brake fluid” means the liquid medium through which force is transmitted to the brakes in the hydraulic brake system of a vehicle.
(b)    Hydraulic brake fluid shall be distributed and serviced with due regard for the safety of the occupants of the vehicle and the public.
(c)    After public hearing following due notice, the Administrator shall adopt and enforce regulations for the administration of this section and shall adopt and publish standards and specifications for hydraulic brake fluid.
(d)    A person may not distribute, have for sale, offer for sale, or sell any hydraulic brake fluid unless it complies with the requirements of this section.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-401 - Horns and Warning Devices

(a)    Every motor vehicle when operated on a highway shall be equipped with a horn in good working order and capable of emitting sound audible under normal conditions from a distance of not less than 200 feet, but no horn or other warning device may emit an unreasonably loud or harsh sound or a whistle.
(b)    The driver of a motor vehicle shall, when reasonably necessary to insure safe operation, give audible warning with his horn, but may not otherwise use the horn when on a highway.
(c)    No vehicle may be equipped with nor may any person use on a vehicle any siren, whistle, or bell, except as otherwise permitted in this section.
(d)    It is permissible, but not required, that any vehicle be equipped with a theft alarm signal device that is so arranged that it cannot be used by the driver as an ordinary warning signal.
(e)    Every emergency vehicle shall be equipped with a siren, whistle, or bell capable of emitting sound audible under normal conditions from a distance of not less than 500 feet. However, the siren may not be used except when the vehicle is operated in response to an emergency call or in the immediate pursuit of an actual or suspected violator of the law, in which latter events the driver of the vehicle shall sound the siren when reasonably necessary to warn pedestrians and other drivers of the approach of the vehicle.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-401.1 - Bells on Ice Cream Sales Vehicles

A vehicle from which ice cream products and similar products are sold may be equipped with, and the driver of the vehicle may use, a bell not exceeding 3 1/2 inches in diameter, or a set of bells, provided that no bell or set of bells may be:
(1)    Operated by mechanical or electrical means or by any means other than manually;
(2)    Amplified by any electrical or electronic means;
(3)    Capable of emitting sound audible under normal conditions from a distance of more than 400 feet;
(4)    Used for any purpose between the hours of 10 o’clock p.m. and 8 o’clock a.m.; or
(5)    Used as an ordinary warning signal at any time.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-402 - Mufflers; Prevention of Noise; Discharge of Smoke; Maximum Period of Idling

(a)    Every motor vehicle with an internal combustion engine shall be equipped with an exhaust muffler system in good working order and in constant operation to prevent excessive or unusual noise, and no person may use a muffler cutout, bypass, or similar device on a motor vehicle on a highway. Noise levels in excess of those adopted by the Administrator under § 22-601 of this title are excessive.
(b)    A person may not use on the exhaust or “tail pipe” of a motor vehicle any extension or other device to cause excessive or unusual noise.
(c)    (1)    No motor vehicle may be operated, nor may the owner or lessee of a motor vehicle permit it to be operated, on any highway in this State unless the engine power and exhaust mechanism is equipped, adjusted, and operated to prevent:
(i)    The discharge of clearly visible smoke (comparable to smoke equal to or darker in shade than that designated as No. 1 of the Ringelmann Chart as published by the U.S. Bureau of Mines) in the exhaust emissions within the proximity of the exhaust outlet for more than 10 consecutive seconds; and
(ii)    The discharge of smoke from any other part of the engine in such amounts and of such opacity as to partially obscure persons or objects from view.
(2)    In this subsection, “smoke” means small gasborne and airborne particles, exclusive of water vapor, from a process of combustion in sufficient numbers to be observable.
(3)    A motor vehicle engine may not be allowed to operate for more than 5 consecutive minutes when the vehicle is not in motion, except as follows:
(i)    When a vehicle is forced to remain motionless because of traffic conditions or mechanical difficulties over which the operator has no control;
(ii)    When it is necessary to operate heating and cooling or auxiliary equipment installed on the vehicle;
(iii)    To bring the vehicle to the manufacturer’s recommended operating temperature; or
(iv)    When it is necessary to accomplish the intended use of the vehicle.
(4)    For a period of 1 year from July 1, 1971, this subsection shall be enforced by issuance of a warning. One year from July 1, 1971, it shall be enforced in the same manner as other violations of this section.
(5)    This subsection does not apply to Class L (historic) vehicles.
(d)    In this section, “muffler” means a device designed for and effective in reducing noise while permitting the flow of gases.
(e)    All mufflers and exhaust pipes carrying exhaust gases from the motor shall be of leakproof construction.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-402.1 - Alteration of Air Pollution Control Devices

(a)    A person may not willfully or intentionally remove, alter, or otherwise render inoperable except for a bona fide repair or replacement, any exhaust emission control device that has been installed by a manufacturer of motor vehicles on a motor vehicle manufactured as a 1968 or later model, if the motor vehicle is factory equipped with this device as required by federal law or by rule or regulation adopted by the Administrator.
(b)    A person may not willfully or intentionally remove, alter, or otherwise render inoperable except for a bona fide repair or replacement, any gasoline tank filler inlet device that has been installed by a manufacturer of motor vehicles on a motor vehicle manufactured as a 1968 or later model, if the motor vehicle is factory equipped with this device as required by federal law or by rule or regulation adopted by the Administrator.
(c)    A person may not willfully or intentionally remove, alter, or otherwise render inoperable except for a bona fide repair or replacement, any crankcase ventilation device that has been installed by a manufacturer of motor vehicles on a motor vehicle manufactured as a 1968 or later model, if the motor vehicle is factory equipped with this device as required by federal law or by rule or regulation adopted by the Administrator.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-402.2 - Sale of Vehicles by Dealers With Removed or Altered Emission Control Equipment, Gasoline Tank Filler Inlets, or Crankcase Ventilation Devices

(a)    In this section, “dealer” has the meaning stated in § 15-101 of this article.
(b)    A dealer may not sell or offer for sale a vehicle on which an exhaust emission control, gasoline tank filler inlet, or crankcase ventilation device described under § 22-402.1 of this subtitle is removed or altered.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-403 - Mirrors

(a)    Every motor vehicle shall be equipped with at least one mirror located to reflect to the driver a view of the highway for a distance of at least 200 feet to the rear of the vehicle.
(b)    Every motor vehicle registered in this State shall be equipped with an outside mirror on the driver’s side located to reflect to the driver a view of the highway for a distance of at least 200 feet to the rear of the vehicle and along the driver’s side of the vehicle. This subsection does not apply to motorcycles, which are governed by subsection (c) of this section.
(c)    Every motorcycle shall be equipped with two rearview mirrors, one each attached to the right and left handlebars, which shall meet applicable federal motor vehicle safety standards.
(d)    Where the view through the inside rearview mirror is obstructed, two outside rearview mirrors are required.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-404 - Windshields Must Be Unobstructed and Equipped With Wipers

(a)    (1)    Except as provided in subsection (b) of this section, a person may not drive any motor vehicle with any sign, poster, card, sticker, or other nontransparent material on the front windshield, sidewings, or side or rear windows of the vehicle other than a certificate or other paper either required to be so displayed by law or authorized by the Administrator.
(b)    This section does not apply to:
(1)    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;
(2)    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;
(3)    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;
(4)    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;
(5)    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;
(6)    Direction, destination, or termini signs on any passenger common carrier motor vehicle; or
(7)    An electronic toll collection device placed on the windshield of a vehicle in accordance with the guidelines established by the Maryland Transportation Authority.
(c)    The windshield on every motor vehicle, except motorcycles, shall be equipped with a device for clearing and cleaning rain, snow, or other moisture from the windshield, which device shall be constructed to be controlled or operated by the driver of the vehicle.
(d)    Every windshield wiper on a motor vehicle shall be maintained in good working order.
(e)    (1)    If a motor vehicle was originally equipped with windshield washers, the washers shall be operational and capable of containing washer fluid and distributing washer fluid onto the windshield.
(2)    A windshield washer shall be constructed to be controlled or operated by the driver of the vehicle.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-404.1 - Display of Emblems and Signs

(a)    A person may not display on a motor vehicle the insignia or emblem of any motor vehicle club or similar organization, or of a fire company, unless he is entitled to use the same under the constitution, bylaws, rules, or regulations of the club or organization.
(b)    A person may not display on a motor vehicle any sign that, in the judgment of the Administration, may tend to create a hazard to safety.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-404.2 - Display of State Seal on Vehicle

A person may not display in any manner on a motor vehicle the great seal or emblem of the State of Maryland, or any facsimile of it, in any form, unless the person is the Governor, the State Comptroller, the Attorney General, the State Treasurer, the Secretary of State, the head of a State department, or an elected official.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-404.3 - Identification of Certain Vehicles

(a)    Every truck, truck tractor, and bus operated on highways in this State, except as provided in subsection (b) of this section, shall be identified with the name or trade name of its owner, operator, or lessee and shall display:
(1)    A United States Department of Transportation number; or
(2)    The number issued by a State agency.
(b)    This section does not apply to the following if operated intrastate only:
(1)    Vehicles registered as:
(i)    Farm trucks under § 13-921 of this article;
(ii)    Farm truck tractors under § 13-924 of this article; or
(iii)    Farm area motor vehicles under § 13-935 of this article;
(2)    Trucks registered at 10,000 pounds capacity or less;
(3)    Emergency vehicles;
(4)    Vehicles used primarily to transport money or commercial paper;
(5)    Vehicles owned or operated by the State or any political subdivision of the State; or
(6)    Vehicles operating within 15 days from the date of purchase.
(c)    The display of identification required by this section shall comply with the regulations promulgated by the federal Motor Carrier Safety Administration relating to vehicles operating interstate, as codified in 49 C.F.R., Part 390.21.
(d)    This section does not prohibit the display of any additional identification required by other laws of this State or any other state, or by any agency or department of the federal government.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-404.4 - Identification Decals for Propane Fueled Vehicles

(a)    A person who operates on any public road a motor vehicle that is registered in this State is subject to the provisions of this section.
(b)    (1)    Each motor vehicle that is operated on any public road and powered by propane fuel shall be identified by vehicle identification decals issued by the Office of the Fire Marshal or from a propane industry source.
(2)    The vehicle identification decal required by this section shall be a diamond shaped design consisting of the word “propane” in silver scotchlite letters 1 inch high on a black background with a silver scotchlite border.
(3)    The vehicle identification decal shall be attached to the left front and right rear bumper of the vehicle.
(c)    The Office of the Fire Marshal or propane industry source that issues the vehicle identification decal shall charge a fee for the issuance of a vehicle identification decal not to exceed the reasonable cost of preparation and distribution.
(d)    A person convicted of a violation of this section is subject to a fine of $250.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-404.5 - Power Booster Systems Prohibited; Exceptions

(a)    In this section, “power booster system” means any device installed in a motor vehicle which allows liquid nitrous oxide to combine with gasoline for the purpose of increasing engine power.
(b)    Except as provided in subsection (c) of this section, a person may not operate on a highway a motor vehicle equipped with a power booster system.
(c)    A person may operate on a highway a motor vehicle equipped with a power booster if:
(1)    The vehicle is enroute to or from a track where the vehicle is used for racing and the power booster system is inoperative; or
(2)    The container of nitrous oxide has been removed from the vehicle.
(d)    Every motor vehicle equipped with a power booster system shall be identified with a decal that:
(1)    Is a diamond shaped design consisting of the words “Compressed Gas D.O.T. No. 1070” in silver scotchlite letters 1 inch high on a black background with a silver scotchlite border;
(2)    Is issued by the Office of the Fire Marshal or from a nitrous oxide industry source; and
(3)    Is attached to the left front and right rear bumper of the vehicle.
(e)    The Office of the Fire Marshal may adopt regulations necessary to carry out the provisions of this section.
(f)    The Office of the Fire Marshal or nitrous oxide industry source that issues the vehicle identification decal may charge a fee for the issuance of a vehicle identification decal not to exceed the reasonable cost of preparation and distribution.
(g)    A person convicted of a violation of this section is subject to a fine not exceeding $1,000.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-405 - Tires Generally

(a)    A person may not drive a motor vehicle on any highway unless the motor vehicle is equipped with tires in safe operating condition, in accordance with requirements approved by the Administrator.
(b)    A person may not drive a trailer on any highway unless the trailer is equipped with tires in safe operating condition, in accordance with requirements approved by the Administrator.
(c)    The Administrator shall adopt rules of safe operating conditions capable of being employed by a police officer for visual inspection of tires maintained on vehicles, including visual comparisons with simple measuring devices. The requirements shall encompass effects on tread wear and depth of tread.
(d)    If a police officer, at any time, has reasonable cause to believe that a vehicle is unsafe or equipped with tires in violation of the provisions of this section, the police officer may require the driver of the vehicle to stop and submit the vehicle tire to an inspection. If the inspection discloses the vehicle to be in violation, the officer may issue a summons for the violation.
2023 Maryland Statutes › Transportation › Title 22 - Vehicle Laws -- Equipment of Vehicles › Subtitle 4 - Other Equipment › Section 22-405.1 - Regrooved Tires

(a)    A person may not sell or offer for sale any tire that has been regrooved or recut unless:
(1)    The tire is specifically designed to be regrooved or recut; and
(2)    Following such procedure, the tire complies with standards established by the United States Department of Transportation.
(b)    A person may not sell or transfer any vehicle that is equipped with regrooved or recut tires, unless the tires comply with the requirements of subsection (a) of this section.
(c)    A person may not drive or otherwise move on any highway in this State any vehicle that is equipped with regrooved or recut tires, unless the tires comply with the requirements of subsection (a) of this section.
(d)    A person may not sell, offer for sale, or have in his possession with intent to sell, any motor vehicle tire or motorcycle tire that has had its tread regrooved without the fact being plainly shown by a marking or label in the English language on the shoulder sidewall of the tire.
(e)    A person convicted of a violation of this section is subject to imprisonment not exceeding 6 months or a fine not exceeding $500 or both.