MS HB604

Prohibits operators of moving motor vehicles on public roads from using wireless telephones or electronic communication devices for texting, emailing, or accessing the internet while driving

Sets fines at up to $100 for violations, increasing to up to $500 if the violation occurs during a motor vehicle accident

Requires 30-day license suspension for first offense and 60-day suspension for subsequent offenses for drivers 18 years old or younger

Establishes enforcement as a secondary offense only from July 1, 2016 through December 31, 2017 (can only be cited if stopped for another violation), becoming a primary offense after January 1, 2018

Disqualifies commercial motor vehicle drivers for 60 days on first violation, 120 days on second violation within three years, and one year for third or subsequent violations within three years

Exempts law enforcement officers, firefighters, ambulance drivers, and EMTs performing official duties, as well as operators in emergency situations; prohibits officers from seizing devices to determine violations