A bill was proposed to enact ‘Kelsey’s Law’ in Michigan which prohibits teen drivers from ALL phone usage while driving in Michigan. Teens would only be allowed to use their cell phones during an emergency.

There is more information on the subject in this article link by WKFR 103.3: https://wkfr.com/michigan-teen-drivers-may-be-banned-from-using-a-cell-phone/