(a) A person subject to this subchapter shall maintain a register of each sale or purchase the person makes of a used motor vehicle.
(b) If the person buys a used motor vehicle, the register must contain:
(1) the make and model, the number of cylinders, the motor number, the vehicle identification number, and the passenger capacity of the motor vehicle, if applicable;
(2) the name, date of birth, usual place of address, and official identification number of each person claiming to be the owner of the motor vehicle; and
(3) the state registration number of the motor vehicle, if applicable.
(c) If the person sells a used motor vehicle, in addition to the requirements of Subsection (b), the register must contain the name and address of the purchaser of the motor vehicle.