If the person who left the motor vehicle with an unattended child inside cannot be located within a reasonable time, the law enforcement officer, firefighter, or rescue team personnel, upon removing the child from the motor vehicle, shall immediately report the matter to a police officer, as defined under section [587A‐4], who may assume protective custody of the child without a court order and without the consent of the child’s family. (a) It is unlawful for any person to willfully cause or permit the life or health of a child under the age of 18 to be endangered or to willfully cause or permit a child to be placed in circumstances that endanger the child’s life or health, except that it is not unlawful for a person to relinquish a child in accordance with the Abandoned Newborn Infant Protection Act. From the Michigan’s government website: “According to the Child Protection Law, there is no legal age that a child can be left home alone. Caution should be advised on number of children left in care, length of time for care giving responsibility, factors regarding special needs of children left in care and resources available to child providing care; Children under 15 years of age should not be left unattended overnight; Caution should be taken in leaving 15-17 year olds alone overnight. present a risk to the health of safety of the unattended child,” or when the keys are anywhere in the passenger compartment and/or the engine is running, unless the child is under the supervision of a person twelve years of age or older who is not mentally incompetent. BE IT ENACTED BY THE PEOPLE OF THE STATE OF OKLAHOMA: SECTION 1. (a) General rule.‐‐A person driving or in charge of a motor vehicle may not permit a child under six years of age to remain unattended in the vehicle when the motor vehicle is out of the person’s sight and under circumstances which endanger the health, safety or welfare of the child. Obviously, young children under age 10 should not be left without supervision at any time. Offense of leaving child unattended in motor vehicle — Penalty.