ORS 821.172: Operation of Class III all-terrain vehicle without driving privileges; exemptions; penalty.

(1) A person 16 years of age or older commits the offense of operation of a Class III all-terrain vehicle without driving privileges if the person operates a Class III all-terrain vehicle on public lands and the person does not hold a valid Class III all-terrain vehicle operator permit issued under ORS 390.575.

      (2) A child under 16 years of age commits the offense of operation of a Class III all-terrain vehicle without driving privileges if the child operates a Class III all-terrain vehicle on public lands and the child does not meet all the following conditions:

      (a) The child must be accompanied by a person who is at least 18 years of age, holds a valid all-terrain vehicle operator permit issued under ORS 390.570, 390.575 or 390.577 and is able to provide immediate assistance and direction to the child.

      (b) The child must hold a valid Class III all-terrain vehicle operator permit issued under ORS 390.575.

      (3) A child under seven years of age may not operate a Class III all-terrain vehicle on public lands.

      (4) This section does not apply if the all-terrain vehicle is:

      (a) Used exclusively in farming, agricultural or forestry operations or used by persons licensed under ORS chapter 571 exclusively for nursery or Christmas tree growing operations; and

      (b) Being used on land owned or leased by the owner of the vehicle.

      (5) The offense described in this section, operation of a Class III all-terrain vehicle without driving privileges, is a Class C traffic violation.