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- C.R.S. § 42-4-109 · Low-power scooters, animals, skis, skates, and toy vehicles on highways.
- C.R.S. § 42-4-109.5 · Low-speed electric vehicles.
- C.R.S. § 42-4-109.6 · Class B low-speed electric vehicles - effective date - rules.
- C.R.S. § 42-4-109.7 · Kei vehicles - penalty.
- C.R.S. § 42-4-110 · Provisions uniform throughout state - legislative declaration.
- C.R.S. § 42-4-110.5 · Automated vehicle identification systems - school buses - exceptions to liability - penalty - contracting - limits on use of photographs and video - rules - legislative declaration - definitions - repeal.
- C.R.S. § 42-4-111 · Powers of local authorities.
- C.R.S. § 42-4-112 · Noninterference with the rights of owners of realty.
- C.R.S. § 42-4-113 · Appropriations for administration of article.
- C.R.S. § 42-4-114 · Removal of traffic hazards.
- C.R.S. § 42-4-115 · Information on traffic law enforcement - collection - profiling - annual report - repeal. (Repealed)
- C.R.S. § 42-4-116 · Restrictions for minor drivers - definitions.
- C.R.S. § 42-4-117 · Personal mobility devices.
- C.R.S. § 42-4-118 · Establishment of wildlife crossing zones - speed limit - definition.
- C.R.S. § 42-4-119 · Establishment of a school street - speed limit - definition.
- C.R.S. § 42-4-201 · Obstruction of view or driving mechanism - hazardous situation.
- C.R.S. § 42-4-202 · Unsafe vehicles - penalty - identification plates.
- C.R.S. § 42-4-203 · Unsafe vehicles - spot inspections.
- C.R.S. § 42-4-204 · When lighted lamps are required.
- C.R.S. § 42-4-205 · Head lamps on motor vehicles - penalty.
- C.R.S. § 42-4-206 · Tail lamps and reflectors - penalty.
- C.R.S. § 42-4-207 · Clearance and identification.
- C.R.S. § 42-4-208 · Stop lamps and turn signals - penalty.
- C.R.S. § 42-4-209 · Lamp or flag on projecting load.
- C.R.S. § 42-4-210 · Lamps on parked vehicles.
- C.R.S. § 42-4-211 · Lamps on farm equipment and other vehicles and equipment.
- C.R.S. § 42-4-212 · Spot lamps and auxiliary lamps.
- C.R.S. § 42-4-213 · Audible and visual signals on emergency vehicles.
- C.R.S. § 42-4-214 · Visual signals on service vehicles - rules - definition.
- C.R.S. § 42-4-215 · Signal lamps and devices - additional lighting equipment.
- C.R.S. § 42-4-215.5 · Signal lamps and devices - street rod vehicles and custom motor vehicles. (Repealed)
- C.R.S. § 42-4-216 · Multiple-beam road lights - penalty.
- C.R.S. § 42-4-217 · Use of multiple-beam lights.
- C.R.S. § 42-4-218 · Single-beam road-lighting equipment.
- C.R.S. § 42-4-219 · Number of lamps permitted.
- C.R.S. § 42-4-220 · Low-power scooters - lighting equipment - department control - use and operation.
- C.R.S. § 42-4-221 · Bicycle, electric scooter, and personal mobility device equipment - penalty - sale of electrical assisted bicycle equipment requirements - unfair or deceptive trade practice.
- C.R.S. § 42-4-222 · Volunteer firefighters - volunteer ambulance attendants - special lights and alarm systems.
- C.R.S. § 42-4-223 · Brakes - penalty.
- C.R.S. § 42-4-224 · Horns or warning devices - definition.
- C.R.S. § 42-4-225 · Mufflers - prevention of noise - applicability - exceptions - penalty - definition.
- C.R.S. § 42-4-226 · Mirrors - exterior placements.
- C.R.S. § 42-4-227 · Windows unobstructed - certain materials prohibited - windshield wiper requirements.
- C.R.S. § 42-4-228 · Restrictions on tire equipment.
- C.R.S. § 42-4-229 · Safety glazing material in motor vehicles.
- C.R.S. § 42-4-230 · Emergency lighting equipment - who must carry.
- C.R.S. § 42-4-231 · Parking lights.
- C.R.S. § 42-4-232 · Minimum safety standards for motorcycles, autocycles, and low-power scooters.
- C.R.S. § 42-4-233 · Alteration of suspension system.
- C.R.S. § 42-4-234 · Slow-moving vehicles - display of emblem - penalty.
- C.R.S. § 42-4-235 · Minimum standards for commercial vehicles - motor carrier safety fund - created - definitions - rules - penalties - repeal.
- C.R.S. § 42-4-236 · Child restraint systems required - definitions - exemptions - penalty.
- C.R.S. § 42-4-237 · Safety belt systems - mandatory use - exemptions - penalty - definitions.
- C.R.S. § 42-4-238 · Blue and red lights - illegal use or possession.
- C.R.S. § 42-4-239 · Use of a mobile electronic device - definitions - penalty.
- C.R.S. § 42-4-240 · Low-speed electric vehicle equipment requirements.
- C.R.S. § 42-4-241 · Unlawful removal of tow-truck signage - unlawful usage of tow-truck signage - definition.
- C.R.S. § 42-4-242 · Automated driving systems - safe harbor.
- C.R.S. § 42-4-301 · Legislative declarations - enactment of enhanced emissions program not waiver of state right to challenge authority to require specific loaded mode transient dynamometer technology in automobile emissions testing.
- C.R.S. § 42-4-302 · Commencement of basic emissions program - authority of commission.
- C.R.S. § 42-4-303 · Sunrise review of registration of repair facilities. (Repealed)
- C.R.S. § 42-4-304 · Definitions relating to motor vehicle inspection and readjustment program - rules.
- C.R.S. § 42-4-305 · Powers and duties of executive director - automobile inspection and readjustment program - basic emissions program - enhanced emissions program - clean screen program - rules.
- C.R.S. § 42-4-306 · Powers and duties of commission - automobile inspection and readjustment program - basic emissions program - enhanced emissions program - clean screen program - rules - repeal.
- C.R.S. § 42-4-307 · Powers and duties of the department of public health and environment - division of administration - automobile inspection and readjustment program - basic emissions program - enhanced emissions program - clean screen program - legislative declaration - high-emitter motor vehicle regulation - definition - rules - repeal.
- C.R.S. § 42-4-307.5 · Clean screen authority - enterprise - revenue bonds.
- C.R.S. § 42-4-307.7 · Vehicle emissions testing - remote sensing.
- C.R.S. § 42-4-308 · Inspection and readjustment stations - inspection-only facilities - fleet inspection stations - motor vehicle dealer test facilities - contractor - emissions inspectors - emissions mechanics - requirements.
- C.R.S. § 42-4-309 · Vehicle fleet owners - motor vehicle dealers - authority to conduct inspections - fleet inspection stations - motor vehicle dealer test facilities - contracts with licensed inspection-only entities - rules.
- C.R.S. § 42-4-310 · Periodic emissions control inspection required - certificate of emissions compliance - rules - definitions.
- C.R.S. § 42-4-311 · Operation of inspection and readjustment stations - inspection-only facilities - fleet inspection stations - motor vehicle dealer test facilities - enhanced inspection centers - fees.
- C.R.S. § 42-4-312 · Improper representation as emissions inspection and readjustment station - inspection-only facility - fleet inspection station - motor vehicle dealer test facility - enhanced inspection center.
- C.R.S. § 42-4-313 · Penalties.
- C.R.S. § 42-4-314 · Automobile emissions control systems - tampering - operation of vehicle - penalty - rules.
- C.R.S. § 42-4-315 · Warranties.
- C.R.S. § 42-4-316 · AIR program - demonstration of compliance with ambient air quality standards and transportation conformity.
- C.R.S. § 42-4-316.5 · Termination of vehicle emissions testing program.
- C.R.S. § 42-4-317 · Purchase or lease of new motor vehicles by state agencies - clean-burning alternative fuels - definitions. (Repealed)
- C.R.S. § 42-4-401 · Definitions.
- C.R.S. § 42-4-402 · Administration of inspection program.
- C.R.S. § 42-4-403 · Powers and duties of the commission.
- C.R.S. § 42-4-404 · Powers and duties of the executive director of the department of public health and environment.
- C.R.S. § 42-4-405 · Powers and duties of executive director.
- C.R.S. § 42-4-406 · Requirement of certification of emissions control for registration - testing for diesel smoke opacity compliance.
- C.R.S. § 42-4-407 · Requirements for a diesel emission-opacity inspection - licensure as diesel emissions inspection station - licensure as emissions inspector.
- C.R.S. § 42-4-408 · Operation of diesel inspection station.
- C.R.S. § 42-4-409 · Improper representation of a diesel inspection station.
- C.R.S. § 42-4-410 · Inclusion in the diesel inspection program.
- C.R.S. § 42-4-411 · Applicability of this part to heavy-duty diesel fleets of nine or more.
- C.R.S. § 42-4-412 · Air pollution violations.
- C.R.S. § 42-4-413 · Visible emissions from diesel-powered motor vehicles unlawful - penalty.
- C.R.S. § 42-4-414 · Heavy-duty diesel fleet inspection and maintenance program - penalty - rules.
- C.R.S. § 42-4-501 · Size and weight violations - penalty.
- C.R.S. § 42-4-502 · Width of vehicles.
- C.R.S. § 42-4-503 · Projecting loads on passenger vehicles - penalty.
- C.R.S. § 42-4-504 · Height and length of vehicles.
- C.R.S. § 42-4-505 · Longer vehicle combinations - rules.
- C.R.S. § 42-4-506 · Trailers and towed vehicles.
- C.R.S. § 42-4-507 · Wheel and axle loads.
- C.R.S. § 42-4-508 · Gross weight of vehicles and loads - definition.