(a) The person is under 18 years of age, operates or rides on a Class I, Class II, Class III or Class IV all-terrain vehicle on premises open to the public or on a highway and is not wearing a motorcycle helmet with a fastened chin strap; or
(b) The person is 18 years of age or older, operates or rides on a Class I or Class III all-terrain vehicle on an all-terrain vehicle highway access route that is designated by the Oregon Transportation Commission as open to all-terrain vehicles and is not wearing a motorcycle helmet with a fastened chin strap.
(2) The requirement to wear a motorcycle helmet with a fastened chin strap 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.
(b) Being used on land owned or leased by the owner of the vehicle.
(c) A Class II all-terrain vehicle registered under ORS 803.420 and has a roof or roll bar.
(3) The offense described in this section, failure of an all-terrain vehicle operator or passenger to wear a motorcycle helmet, is a Class D traffic violation. [1995 c.775 §§2,10; 2007 c.887 §3a; 2009 c.452 §1; 2011 c.360 §26; 2017 c.453 §10]