The Arizona Revised Statutes have been updated to include the revised sections from the 54th Legislature, 2nd Regular Session. Please note that the next update of this compilation will not take place until after the conclusion of the 55th Legislature, 1st Regular Session, which convenes in January 2021.
This online version of the Arizona Revised Statutes is primarily maintained for legislative drafting purposes and reflects the version of law that is effective on January 1st of the year following the most recent legislative session. The official version of the Arizona Revised Statutes is published by Thomson Reuters.
A. If the director determines on the basis of an engineering and traffic investigation that any maximum speed limit is greater or less than is reasonable or safe under the conditions found to exist on any part of a state highway, the director may determine and declare a reasonable and safe maximum speed limit or varying speed limits for the location.
B. The maximum speed limit determined pursuant to this section is effective when appropriate signs giving notice of the maximum speed limit are erected.
C. The director may declare a maximum speed limit that is determined pursuant to this section to be effective at all times or at such times as indicated on the speed limit signs. The director may establish varying speed limits for different times of day, different types of vehicles, varying weather conditions and other factors bearing on safe speeds. The varying limits are effective when posted on appropriate fixed or variable signs.