Mich. Comp. Laws § 257.76: “Transporter” defined.

Sec. 76.

"Transporter" means every person engaged in the business of delivering vehicles of a type required to be registered hereunder from a manufacturing, assembling or distributing plant to dealers or sales agents of a manufacturer, and every person certificated by the Michigan public service commission to engage in the business of moving trailer coaches or mobile homes. This section shall not affect duly authorized permit holders.