(b) Definitions.—In this section, the following definitions apply:
(1) Traffic signal preemption transmitter.—
The term “traffic signal preemption transmitter” means any mechanism that can change or alter a traffic signal’s phase time or sequence.
(2) Nonqualifying user.—
The term “nonqualifying user” means a person who uses a traffic signal preemption transmitter and is not acting on behalf of a public agency or private corporation authorized by law to provide fire protection, law enforcement, emergency medical services, transit services, maintenance, or other services for a Federal, State, or local government entity, but does not include a person using a traffic signal preemption transmitter for classroom or instructional purposes.