Minn. Stat. § 62Q.678: DEPENDENT CHILD NOTICE.

Group health plans and health plan companies that offer group or individual health plans with dependent coverage must provide written notice to an enrollee with dependent child coverage that the dependent child's coverage ends when the child reaches the age of 26. Notice must be sent to the enrollee at the enrollee's last known address at least 60 days before the dependent child reaches the age of 26. The notice must include the date on which coverage ends and information on accessing the MNsure website as applicable.