(a) A grant-in-aid for a governmental purpose or a contractual payment may be made to a legal or political subdivision of this state to carry out a duty or activity that is part of the statewide traffic safety program.
(b) To implement this chapter, a contractual payment may be made from money in the traffic safety fund account for a service rendered or property furnished by a private person or an agency that is not a legal or political subdivision of this state.