HB 299 -- Aggressive Driving Sponsor: Green (73) This bill prohibits any vehicle operator from knowingly harassing or alarming any person by increasing or decreasing speed, changing lanes, following too close, obstructing the operation of another person's vehicle, or operating a vehicle in a manner that endangers any person or property. Violation is a class A misdemeanor. Any person who violates this provision where a person is seriously injured or killed is guilty of a class D felony and their driving privileges will be revoked for one year and not reinstated until the person has attended an approved driving school.Copyright (c) Missouri House of Representatives