Maryland: Maryland Vehicle Title and Registration Information
Trailers - Office Trailers and Mobile Homes
Office trailers and mobile homes in excess of 35 feet are not subject to the inspection, titling, or registration laws of Maryland, however, they may be titled. This Administration does not collect excise tax when issuing a title, however, before the vehicle can be titled, the State Retail Sales Tax must be paid, a receipt obtained and submitted with the Application for Title and other required documents. The State Sales Tax Division is located in the State Office Building, 301 West Preston Street, Baltimore, Maryland 21201.
Boat, Camping, Tent or Travel Trailers
All trailers are subject to the same Motor Vehicle Laws as passenger vehicles (class A). They must be titled and if registration is desired, they must be safety inspected (if used vehicle).
Homemade Trailers
Homemade trailers may be titled and registered by submitting an Application for Title to the Administration with two photographs of the vehicle taken from side and rear angles. If the application is approved, an assigned VIN (serial plate) is issued. It must be affixed to the vehicle and becomes the identification number used in all future transactions.
Freight & Semi Freight Trailers
Freight and semi-freight trailers are subject to the same motor vehicle laws as passenger vehicles. They must be titled and if registration is desired, they must be safety inspected (if used vehicle). In addition freight and semi-freight trailers must provide proof of Motor Vehicle Liability Insurance in the minimum amount required by law or as amended. All other trailers are covered by the insurance of the towing vehicle. If a commercial (freight) trailer is converted to an office trailer and the owner wishes to title the vehicle, State Retail Sales Tax must be paid and the sales tax receipt must accompany the Application for Title.
IMPORTANT - The Certificate of Registration should always be carried in the vehicle or on the person operating the vehicle.