(a) This section applies to an offense committed under Section 545.412.
(b) It is a defense to prosecution of an offense to which this section applies that the defendant provides to the court evidence satisfactory to the court that:
(1) at the time of the offense:
(A) the defendant was not arrested or issued a citation for violation of any other offense;
(B) the defendant did not possess a child passenger safety seat system in the vehicle; and
(C) the vehicle the defendant was operating was not involved in a collision; and
(2) subsequent to the time of the offense, the defendant obtained an appropriate child passenger safety seat system for each child required to be secured in a child passenger safety seat system under Section 545.412(a).