---
kind: "section"
citation: "43 C.F.R. § 420.5"
title: "43"
number: "420.5"
heading: "Definitions."
url: "https://uscodex.org/cfr/43/420.5"
---

# §420.5. Definitions.


As used in this part, the term:

- (a) Off-road vehicle means any motorized vehicle (including standard automobile) designed for or capable of cross-country travel on or immediately over land, water, sand, snow, ice, marsh, swampland, or natural terrain. The term excludes:
  - (1) Nonamphibious registered motorboats;
  - (2) Military, fire, emergency, or law enforcement vehicles when used for emergency purpose;
  - (3) Self-propelled lawnmowers, snowblowers, garden or lawn tractors, and golf carts while being used for their designed purpose;
  - (4) Agricultural, timbering, construction, exploratory, and development equipment and vehicles while being used exclusively as authorized by permit, lease, license, agreement, or contract with the Bureau;
  - (5) Any combat or combat support vehicle when used in times of national defense emergencies;
  - (6) “Official use” vehicles; and
  - (7) **Electric bikes as defined by paragraph (h) of this section—** While being used on roads and trails upon which mechanized, non-motorized use is allowed, that are not being used in a manner where the motor is being used exclusively to propel the E-bike for an extended period of time, and where the Regional Director has expressly determined, as part of a land-use planning or implementation-level decision, that E-bikes should be treated the same as non-motorized bicycles.
- (b) Bureau means the Bureau of Reclamation.
- (c) **Reclamation lands—** mean all lands under the custody and control of the Commissioner, Bureau of Reclamation.
- (d) Off-road vehicle area means a portion or all of a specifically designated parcel of Reclamation lands opened to off-road vehicle use in accordance with the procedure in [section 420.21](/cfr/43/420.21.md).
- (e) Off-road vehicle trail means a specifically delineated path or way varying in width which is designated to be used by and maintained for hikers, horsemen, snow travelers, bicyclists and for motorized vehicles.
- (f) Official use means use of a vehicle by an employee, agent, or designated representative of the Federal Government who, with special permission from the Bureau of Reclamation, uses a vehicle for an officially authorized purpose.
- (g) Organized Event means a structured, or consolidated, or scheduled meeting involving 15 or more vehicles for the purpose of recreational use of Reclamation lands involving the use of off-road vehicles. The term does not include family groups participating in informal recreational activities.
- (h) **Electric bicycle—** (also known as an E-bike) means a two- or three-wheeled cycle with fully operable pedals and an electric motor of not more than 750 watts (1 horsepower) that meets the requirements of one of the following three classes:
  - (1) Class 1 electric bicycle means an electric bicycle equipped with a motor that provides assistance only when the rider is pedaling, and that ceases to provide assistance when the bicycle reaches the speed of 20 miles per hour.
  - (2) Class 2 electric bicycle means an electric bicycle equipped with a motor that may be used exclusively to propel the bicycle, and that is not capable of providing assistance when the bicycle reaches the speed of 20 miles per hour.
  - (3) Class 3 electric bicycle means an electric bicycle equipped with a motor that provides assistance only when the rider is pedaling, and that ceases to provide assistance when the bicycle reaches the speed of 28 miles per hour.

## Notes

### Amendments

[39 FR 26893, July 24, 1974, as amended at 44 FR 34909, June 15, 1979; 85 FR 67298, Oct. 22, 2020; 86 FR 59041, Oct. 26, 2021]

### Authority

Authority: 32 Stat. 388 (43 U.S.C. 391 et seq. ) and acts amendatory thereof and supplementary thereto; E.O. 11644 (37 FR 2877).

### Source

Source: 39 FR 26893, July 24, 1974, unless otherwise noted.

### Amendments

[39 FR 26893, July 24, 1974, as amended at 44 FR 34909, June 15, 1979; 85 FR 67298, Oct. 22, 2020; 86 FR 59041, Oct. 26, 2021]