Definition

Speeding (304.009, 304.010)
Exceeding the posted speed limit between 6 and 20 miles per hour is a class C misdemeanor. Over 20 miles per hour over the speed limit is a class B misdemeanor. Five miles per hour or fewer over the posted speed limit is an infraction.

Other traffic offenses include:
Careless and imprudent driving (304.012): class B misdemeanor; if accident involved- class A misdemeanor
Improper lane usage (304.015): infraction; if immediate threat of accident- class C misdemeanor; if accident involved- class A misdemeanor
Improper passing (304.016): class C misdemeanor
Following too closely (304.017): class C misdemeanor
Failure to signal (304.019): class C misdemeanor
Failure to yield to an emergency vehicle (304.022): class C misdemeanor
Failure to obey traffic-control devices (304.271): class C misdemeanor
Failure to obey traffic light signals (304.281): class C misdemeanor
Illegal turns (304.341): class C misdemeanor