41-6a-605. Minimum speed regulations.
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/ut/title-41/chapter-6a/41-6a-605A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Effective 10/1/2026
41-6a-605. Minimum speed regulations.
(1)An individual may not operate a motor vehicle at a speed so slow as to impede or block the normal and reasonable movement of traffic except when:
(a)a reduced speed is necessary for safe operation;
(b)upon a grade; or
(c)in compliance with a traffic-control device.
(2)Operating a motor vehicle on a limited access highway at less than the speed limit side by side with and at the same speed as a vehicle operated in the adjacent right lane is evidence of a violation of Subsection
(1).
(a)If, based on an engineering and traffic investigation, a highway authority determines that slow speeds on any part of a highway under the highway authority's jurisdiction consistently impede the normal and reasonable movement of traffic, the highway authority may post a minimum speed limit.
(b)If a minimum speed limit is posted under this Subsection
(3), an individual may not operate a vehicle at a speed below the posted minimum speed limit except:
(i)when necessary for safe operation; or
(ii)in accordance with Section 41-6a-205 .
(c)The minimum speed limit is effective when appropriate signs giving notice are erected along the highway or section of the highway.
(4)An individual operating a classic vehicle as described in Section 41-28-102 is exempt from the requirements of this section.
(5)A violation of this section is an infraction.
Amended by Chapter 292 , 2026 General Session