In this subchapter:
(1) "Digital signature" means an electronic identifier intended by the person using it to have the same force and effect as the use of a manual signature.
(2) "License" includes:
(A) a motor carrier registration issued under Chapter 643;
(B) a motor vehicle dealer, salvage dealer, manufacturer, distributor, representative, converter, or agent license issued by the department;
(C) specially designated or specialized license plates issued under Chapter 504; and
(D) an apportioned registration issued according to the International Registration Plan under Section 502.091.