Motor Vehicles, Titling and Registration - As enacted, clarifies that an owner or lessee of a motor vehicle who is the parent, legal guardian, or conservator of a person who has an intellectual or developmental disability or medical condition, who may be operating the owner's or lessee's vehicle, and who needs assistance in communicating specific needs to law enforcement and first responders, may apply for a designation of such person's need in the Tennessee Vehicle Title and Registration System (VTRS) database. - Amends TCA Title 55, Chapter 21, Part 3.