Medico-legal issues frequently arise when whiplash is considered to be the cause of a temporomandibular disorder. This paper serves as an overview of the key issues central to any case where whiplash is purported to cause TMD. The first part of the paper deals with specific points of argument frequently encountered in whiplash induced TMD cases. The second part of the paper presents general guidelines for your P.I. practice from patient intake to testimony. Feel free to read, print out, use and share this information as you see fit.