Trailer Industry Resources


NATM (National Association of Trailer Manufacturers)


Promotes trailer safety and industry success through education and advocacy


NATDA (North American Trailer Dealers Association)


Bringing together light and medium duty trailer dealers

U.S. Requirements

NHTSA requirements (National Highway Traffic Safety Administration)


Federal certification labels

Tire placards

SAE (Society of Automotive Engineers)


Assigns WMI's to new manufacturers

How do I get a WMI?

Contact Kris Siddall, the WMI Coordinator at SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001.

You can also contact Kris by phone at 724.772.8511 or via email at


AAMVA (American Association of Motor Vehicle Administrators)


MSO money paper specifications

Canadian Regulations

Transport Canada requirements


Federal certification labels

Tire placards


FedCert Suite

 Label printing and VIN calculation solution.