Minn. Stat. § 168.102: SCHOOL BUS; PREREGISTRATION INSPECTION.

No school bus, as defined in section 169.011, subdivision 71, shall be registered for the first time in this state unless the application for registration is accompanied by a certificate from either the Minnesota State Patrol or the dealer showing that the school bus conforms with all rules promulgated by the Department of Public Safety and with all other applicable provisions of law.