What Is Considered Criminal Speeding in Arizona? The Speed Thresholds
Updated October 2026 · Reviewed by Billy Forte The answer to what is considered criminal speeding in Arizona is in ARS 28-701.02: driving more than 20 mph over a posted limit, over 35 mph approaching a school crossing, or over 45 mph in a business or residential district with no posted limit. Crossing any of those lines is a class 3 misdemeanor. Speeding that stays under them is handled under civil speeding laws instead. Key Facts The Statute in Plain Words ARS 28-701.02 is short. It has three subsections, and each one does a single job. Subsection A lists what
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