MS HB1244

Prohibits parents or guardians from leaving children 6 years or younger unattended in a motor vehicle without supervision by someone at least 12 years old when conditions present health/safety risks or when the engine is running/keys are in ignition, with a $100 fine for violations

Requires school superintendents, charter schools, and private schools providing transportation to prepare transportation safety plans for students in prekindergarten through Grade 8, including procedures to prevent children from being left unattended on buses

Mandates that by January 1, 2024, all vehicles used by child care facilities and large family child care homes to transport children must be equipped with operational child safety alarm systems that prompt drivers to inspect the vehicle before exiting

Requires the Department of Public Safety to include information about dangers of leaving children unattended in vehicles in the Mississippi Driver's Manual, driver's license exams, and driver education materials

Defines "reasonable time" for child care facilities to contact parents about absent children as 30 minutes to 1 hour after the child's confirmed absence from regular daily activities