Tennessee Code Title 55. Motor and Other Vehicles § 55-9-217

(b)(1) After December 31, 2004, no new trailer with a GVWR of three thousand pounds (3,000 lbs.) or less shall be sold to the general public in this state unless equipped with new tires appropriate for the weight rating of the vehicle.

(2) Notwithstanding subdivision (b)(1), a buyer of a new trailer with a GVWR of three thousand pounds (3,000 lbs.) or less may waive the requirements of subdivision (b)(1) and accept the trailer with used tires from a willing seller. To effectuate the waiver, a buyer shall sign a written waiver acknowledging that the trailer is not equipped with new tires and the buyer's willingness to accept the trailer without new tires, and relieving the seller from any liability for any malfunction of the tires with which the trailer is equipped at the time of the sale.