Utah Code § 41-6a-1505: Motorcycle-- Protective headgear -- Closed cab excepted -- Electric assisted bicycles, motor assisted scooters, electric personal assistive mobility devices.

(1) An individual under 21 years old may not operate or ride the following on a highway unless the individual is wearing protective headgear that complies with specifications adopted under Subsection (4):

(a) a motorcycle;

(b) an electric assisted bicycle;

(c) a motor assisted scooter;

(d) a high power electric device; or

(e) an autocycle that is not fully enclosed.

(2) This section does not apply to an individual riding within an enclosed cab.

(3) This section does not apply to an individual operating a class 1 electric assisted bicycle or a motor assisted scooter rented from a business or corporate entity.

(4) The following standards and specifications for protective headgear are adopted:

(a) 49 C.F.R. Sec. 571.218 related to protective headgear for motorcycles; and

(b) 16 C.F.R. Part 1203 related to protective headgear for bicycles, motor assisted scooters, and electric personal assistive mobility devices.

(5) A court shall waive $8 of a fine charged to an individual operating a vehicle described in Subsection (1) for a moving traffic violation if the individual was:

(a) 21 years old or older at the time of operation; and

(b) wearing protective headgear that complies with the specifications adopted under Subsection (4) at the time of operation.

(6) The failure to wear protective headgear:

(a) does not constitute contributory or comparative negligence on the part of an individual seeking recovery for injuries; and

(b) may not be introduced as evidence in any civil litigation on the issue of negligence, injuries, or the mitigation of damages.

(7) Notwithstanding Subsection (5), a court may not waive $8 of a fine charged to an individual operating a motorcycle for a driving under the influence violation of Section 41-6a-502.

(8)

(a) A violation of this section is an infraction.

(b) Upon conviction of a violation of this section, a court may not impose a fine exceeding:

(i) $25 for an individual who violates this section while operating an electric assisted bicycle or a motor assisted scooter; and

(ii) $110 for an individual who violates this section while operating a motorcycle or a high power electric device.