Maryland Code, Transportation § 16-814

(1) Any nonresident holder of a commercial instructional permit or commercial driver's license for the violation of any State law or local ordinance relating to operating a motor vehicle, other than parking violations;

(2) Any nonresident holder of a noncommercial driver's license for the violation of any State law or local ordinance relating to operating a motor vehicle, other than parking violations, committed in a commercial motor vehicle; or

(3) Any nonresident who does not hold any type of license to drive, or whose license to drive is suspended, revoked, or canceled, for the violation of any State law or local ordinance relating to operating a commercial motor vehicle, other than parking violations.