41-6a-804.  Turning or changing lanes — Safety — Signals — Stopping or sudden decrease in speed — Signal flashing — Where prohibited.

(1) 

Terms Used In Utah Code 41-6a-804

(a) a human driver, as defined in Section 41-26-102. See Utah Code 41-6a-102
  • Person: means a natural person, firm, copartnership, association, corporation, business trust, estate, trust, partnership, limited liability company, association, joint venture, governmental agency, public corporation, or any other legal or commercial entity. See Utah Code 41-6a-102
  • Roadway: means that portion of highway improved, designed, or ordinarily used for vehicular travel. See Utah Code 41-6a-102
  • Vehicle: means a device in, on, or by which a person or property is or may be transported or drawn on a highway, except a mobile carrier, as defined in Section 41-6a-1120, or a device used exclusively on stationary rails or tracks. See Utah Code 41-6a-102
  • (a)  A person may not turn a vehicle, merge into a continuing lane from a lane of travel that is ending, or otherwise move right or left on a roadway or change lanes until:

    (i)  the movement can be made with reasonable safety; and

    (ii)  an appropriate signal has been given as provided under this section.

    (b)  A signal of intention to turn right or left or to change lanes shall be given continuously for at least the last two seconds preceding the beginning of the movement.

    (2)  A person may not stop or suddenly decrease the speed of a vehicle without first giving an appropriate signal to the operator of any vehicle immediately to the rear when there is opportunity to give a signal.

    (3) 

    (a)  A stop or turn signal when required shall be given either by the hand and arm or by signal lamps.

    (b)  If hand and arm signals are used, a person operating a vehicle shall give the required hand and arm signals from the left side of the vehicle as follows:

    (i)  left turn: hand and arm extended horizontally;

    (ii)  right turn: hand and arm extended upward; and

    (iii)  stop or decrease speed: hand and arm extended downward.

    (c) 

    (i)  A person operating a bicycle or device propelled by human power may give the required hand and arm signals for a right turn by extending the right hand and arm horizontally to the right.

    (ii)  This Subsection (3)(c) is an exception to the provision of Subsection (3)(b)(ii).

    (4)  A person required to make a signal under this section may not flash a signal:

    (a)  on one side only on a disabled vehicle;

    (b)  as a courtesy or “do pass” to operators of other vehicles approaching from the rear; or

    (c)  on one side only of a parked vehicle.

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

    Amended by Chapter 99, 2021 General Session