Colorado Code
Part 1 - Definitions and Citation
§ 42-1-102. Definitions

As used in articles 1 to 4 of this title 42, unless the context otherwise requires:



(4.5) "Appurtenance" means a piece of equipment that is affixed or attached to a motor vehicle or trailer and is used for a specific purpose or task, including awnings, support hardware, and extractable equipment. "Appurtenance" does not include any item or equipment that is temporarily affixed or attached to the exterior of a motor vehicle for the purpose of transporting such vehicle.





(7.5) "Autocycle" means a three-wheeled motorcycle that does not use handlebars or any other device that is directly connected to a single front wheel to steer and in which the driver and each passenger ride in a fully or partly enclosed seating area that is equipped with safety belts for all occupants that constitute a safety belt system, as defined in section 42-4-237 (1)(b). For purposes of this subsection (7.5), "partly enclosed seating area" means a seating area that is entirely or partly surrounded on the sides by the frame or body of a vehicle but is not fully enclosed.
(7.7) "Automated driving system" means hardware and software that are collectively capable, without any intervention or supervision by a human operator, of performing all aspects of the dynamic driving task for a vehicle on a part-time or full-time basis, described as levels 4 and 5 automation in SAE International's standard J3016, as it existed in September 2016.

(8.5) "BAC" means either:




(10.3) "Bicycle lane" means a portion of the roadway that has been designated by striping, signage, or pavement markings for the exclusive use of bicyclists and other authorized users of bicycle lanes. "Bicycle lane" includes an intersection if the bicycle lane is marked on opposite sides of the intersection.
(10.5) "Bulk electronic transfer" means the mass electronic transfer of files, updated files, or portions thereof, in the same form as those files exist within the department.






(16.5) "Colorado DRIVES" is an acronym that stands for "Colorado driver's license, record, identification, and vehicle enterprise solution" and means the driver and vehicle services information technology system that the department uses to provide driver, identification, and vehicle title and registration services to Colorado residents.

(17.5) "Commercial vehicle" means a vehicle used to transport cargo or passengers for profit, hire, or otherwise to further the purposes of a business or commercial enterprise. This subsection (17.5) shall not apply for purposes of sections 42-4-235 and 42-4-707 (1).















(23.5) "Declared gross vehicle weight" means the combined weight of the vehicle or combination vehicle and its cargo when operated on the public highways of this state. Such weight shall be declared by the vehicle owner at the time the vehicle is registered. Accurate records shall be kept of all miles operated by each vehicle over the public highways of this state by the owner of each vehicle.

(24.3) [ Editor's note: Subsection (24.3) is effective November 11, 2021. ] "Discharged LGBT veteran" has the same meaning as set forth in section 28-5-100.3.
(24.5) "Distinctive special license plate" means a special license plate that is issued to a person because such person has an immutable characteristic or special achievement honor. Such special achievement honor shall not include a common achievement such as graduating from an institution of higher education. Such special achievement shall include honorable service in the armed forces of the United States. "Distinctive special license plate" shall include a license plate that is issued to a person or the person's family to honor such person's service in the armed forces.



(27.3) "DUI" means driving under the influence, as defined in section 42-4-1301 (1)(f), and use of the term shall incorporate by reference the offense described in section 42-4-1301 (1)(a).
(27.5) "DUI per se" means driving with a BAC of 0.08 or more, and use of the term shall incorporate by reference the offense described in section 42-4-1301 (2)(a).
(27.7) "DWAI" means driving while ability impaired, as defined in section 42-4-1301 (1)(g), and use of the term shall incorporate by reference the offense described in section 42-4-1301 (1)(b).





(28.5) "Electrical assisted bicycle" means a vehicle having two or three wheels, fully operable pedals, and an electric motor not exceeding seven hundred fifty watts of power. Electrical assisted bicycles are further required to conform to one of three classes as follows:



(28.7) "Electric personal assistive mobility device" or "EPAMD" means a self-balancing, nontandem two-wheeled device, designed to transport only one person, that is powered solely by an electric propulsion system producing an average power output of no more than seven hundred fifty watts.









(31.5) "Exceptions processing" means the procedures the department uses to assist persons who are unable for reasons beyond their control to present all the necessary documents required by the department and must rely on alternative documents to establish identity, date of birth, or United States citizenship in lieu of lawful presence in the United States.








(39.5) "Golf car" means a self-propelled vehicle not designed primarily for operation on roadways and that has:






(41.5) "Group special license plate" means a special license plate that is not a distinctive plate and is issued to a group of people because such people have a common interest or affinity.
(41.7) Repealed.


(43.3) "Human operator" means a natural person in the vehicle with immediate access to controls for steering, braking, and acceleration.
(43.5) "Immediate family" means a person who is related by blood, marriage, or adoption.




(45.5) "Kit vehicle" means a passenger-type motor vehicle assembled, by other than a licensed manufacturer, from a manufactured kit that includes a prefabricated body and chassis and is accompanied by a manufacturer's statement of origin.


(47.3) "Last-known address" means:






(47.5) "Lien" means a security interest in a motor or off-highway vehicle under article 9 of title 4, C.R.S., and this article.





(48.6) "Low-speed electric vehicle" means a vehicle that:








(52.5) "Military vehicle" means a vehicle of any size or weight that is valued for historical purposes, that was manufactured for use by any nation's armed forces, and that is maintained in a condition that represents its military design and markings.








(60.3) "Multipurpose trailer" means a wheeled vehicle, without motive power, that is designed to be drawn by a motor vehicle over the public highways. A "multipurpose trailer" is generally and commonly used for temporary living or sleeping accommodation and transporting property wholly upon its own structure and is registered as a vehicle.
(60.5) (Deleted by amendment, L. 2009, (SB 09-075), ch. 418, p. 2320, § 4, effective August 5, 2009.)















(69.5) "Plug-in electric motor vehicle" means:





(72.2) "Power takeoff equipment" means equipment that is attached to a motor vehicle and is powered by the motor that powers the locomotion of the motor vehicle.
(72.5) "Primary user" means an organization that collects bulk data for the purpose of in-house business use.
(72.7) "Principal office" means the office in this state designated by a fleet owner as its principal place of business.













(85.5) "Roughed-in road" means an area of ground that has been cut with the intention to make a highway but which has not been improved enough to make the area qualify as a highway.





























(101.5) "Street rod vehicle" means a vehicle manufactured in 1948 or earlier with a body design that has been modified for safe road use.

(102.5) "Surge brakes" means a system whereby the brakes of a trailer are actuated as a result of the forward pressure of the trailer against the tow vehicle during deceleration.
(102.7) "Temporary special event license plate" means a special license plate valid for a limited time period that is issued to a person or group of people in connection with a special event. "Temporary special event license plate" does not mean a special plate for the purposes of section 42-3-207.
(102.8) "Third-party provider" means an electronic vehicle or special mobile machinery registration, lien, or titling service provider that is approved by the department to perform the registration, lien, and titling functions set forth in articles 1 to 6 of this title 42.












(109.5) "Truck tractor - unladen" or "unladen truck tractor" means any motor vehicle not carrying cargo that is generally used to draw a semitrailer or trailer and its cargo load over the public highways.
(109.7) "UDD" means underage drinking and driving, and use of the term shall incorporate by reference the offense described in section 42-4-1301 (2)(d).



(112.5) "Vendor" means an organization that collects bulk data for the purpose of reselling the data.


Source: L. 94: Entire title amended with relocations, p. 2094, § 1, effective January 1, 1995. L. 95: (17), (86), (89), and (109) amended and (109.5) added, p. 470, § 1, effective July 1. L. 96: (102.5) added, p. 629, § 1, effective January 1, 1997. L. 97: (58) amended and (60.5) added, p. 392, § 1, effective August 6. L. 98: (68.5) added, p. 1239, § 2, effective July 1. L. 99: (10.5), (72.5), and (112.5) added, p. 1239, § 1, effective August 4. L. 2000: (88) amended, p. 20, § 1, effective March 9; (96) and (102) amended, p. 1639, § 21, effective June 1; (44) amended, p. 548, § 1, effective July 1; (58) amended, p. 698, § 16, effective July 1; (53) and (74) amended, p. 1348, § 13, effective July 1, 2001. L. 2001: (17.5) added and (61) amended, p. 504, § 1, effective May 18; (24.5) and (41.5) added, p. 729, § 2, effective August 8. L. 2002: (35) and (36) amended, p. 1, § 1, effective March 1; (27) amended, p. 1033, § 72, effective June 1; (4.5) added, p. 404, § 2, effective August 7. L. 2003: (102.7) added, p. 1847, § 1, effective May 21; (72.7) added, p. 809, § 1, effective August 6. L. 2005: (19) and (69) amended, p. 640, § 1, effective May 27; (103.5) added, p. 1241, § 1, effective June 3; (43.5) added, p. 335, § 4, effective July 1; (23.5) and (101.5) added and (36) amended, p. 1071, § 1, effective August 8; (24.5) amended, p. 665, § 3, effective August 8. L. 2006: (102.7) amended, p. 1509, § 62, effective June 1; (17.5) amended, p. 43, § 2, effective July 1; (24.5) amended, p. 1753, § 4, effective January 1, 2007; (68.5) amended, p. 1366, § 1, effective January 1, 2007; (45.5) added, p. 1411, § 1, effective July 1, 2007. L. 2007: (109) and (109.5) amended, p. 282, § 1, effective March 29. L. 2008: (6) amended, p. 2083, § 8, effective June 3; (8.5), (27.3), (27.5), (27.7), (41.7), and (109.7) added, p. 243, § 2, effective July 1; (19)(e) added, p. 473, § 2, effective July 1; (60.3) added and (105) and (106)(a) amended, p. 637, § 1, effective August 5; (69) amended, p. 2271, § 1, effective January 1, 2009. L. 2009: (39.5) and (48.6) added and (55), (58), and (60.5) amended, (SB 09-075), ch. 418, p. 2320, § 4, effective August 5; (10), (55), (56), (58), (59), (103.5), and (112) amended and (28.5), (28.7), and (48.5) added, (HB 09-1026), ch. 281, p. 1260, § 22, effective October 1. L. 2010: (88) amended and (88.5) added, (HB 10-1232), ch. 163, p. 572, § 10, effective April 28; (72.2) added, (SB 10-144), ch. 289, p. 1345, § 1, effective July 1; (44) amended, (SB 10-177), ch. 392, p. 1861, § 2, effective August 11; (52.5) added, (SB 10-075), ch. 169, p. 597, § 1, effective August 11; (33), (41), (54), and (60) amended and (93.5) added, (HB 10-1172), ch. 320, p. 1486, § 1, effective October 1. L. 2011: (55) amended, (HB 11-1188), ch. 175, p. 663, § 6, effective May 13. L. 2013: (41.7) repealed, (HB 13-1325), ch. 331, p. 1879, § 4, effective May 28; (47.5) added, (HB 13-1289), ch. 380, p. 2224, § 2, effective June 5; (47.5) amended, (SB 13-280), ch. 407, p. 2396, § 40, effective June 5; (68.5) amended, (HB 13-1240), ch. 361, p. 2112, § 2, effective January 1, 2014. L. 2014: (31.5) added, (SB 14-194), ch. 346, p. 1541, § 1, effective June 5; (7.5) added and (55) amended, (HB 14-1367), ch. 303, p. 1285, § 1, effective July 1. L. 2015: (109.7) amended, (HB 15-1043), ch. 262, p. 996, § 5, effective August 5. L. 2016: (88.5)(b)(II) amended, (SB 16-189), ch. 210, p. 797, § 118, effective June 6. L. 2017: (7.5) and (55) amended, (HB 17-1044), ch. 72, p. 228, § 1, effective March 23; IP amended and (7.7), (27.8), and (43.3) added, (SB 17-213), ch. 277, p. 1517, § 2, effective August 9; (5) amended and (16.5) and (47.3) added, (HB 17-1107), ch. 101, p. 358, § 1, effective August 9; (28.5) and (58) amended, (HB 17-1151), ch. 98, p. 295, § 1, effective August 9. L. 2018: (24) amended and (90.5) and (102.8) added, (HB 18-1299), ch. 297, p. 1808, § 1, effective July 1, 2019. L. 2019: (28.8) added and (48.5)(b), (58), (103.5)(c), and (112) amended, (HB 19-1221), ch. 271, p. 2557, § 1, effective May 23; (69.5) added, (HB 19-1298), ch. 384, p. 3438, § 1, effective August 2. L. 2020: (10.3) added, (SB 20-061), ch. 30, p. 101, § 1, effective July 1. L. 2021: (85.5) added, (SB 21-084), ch. 50, p. 213, § 1, effective September 7; (24.3) added, (SB 21-026), ch. 42, p. 177, § 16, effective November 11.


Cross references: (1) For the legislative declaration contained in the 1998 act amending subsection (68.5), see section 1 of chapter 295, Session Laws of Colorado 1998. For the legislative declaration in the 2013 act adding subsection (47.5), see section 1 of chapter 380, Session Laws of Colorado 2013. For the legislative declaration in SB 17-213, see section 1 of chapter 277, Session Laws of Colorado 2017.
(2) Section 1 of chapter 412, Session Laws of Colorado 2008, provides that the act amending subsection (6) shall be known and may be cited as the "Charles Mather Highway Safety Act".
(3) For the short title ("Restoration of Honor Act") in SB 21-026, see section 1 of chapter 42, Session Laws of Colorado 2021.