Okla. Admin. Code § 730:45-1-4
The Department is hereby authorized to expend any available federal grants and state funds in strict accordance with applicable federal and state laws, rules and regulations, and to expend legislative appropriations for non-highway purposes to lawfully assist in the development, administration and operation of local and statewide public transportation services, including but not limited to publicly and privately owned inter-city and intra-city bus services, passenger rail services, and para-transit services. The Department is also authorized to expend the aforementioned funds to provide direct public transportation technical assistance, to compile and disseminate relevant transit information including but not limited to inventories of existing transit equipment, facilities and services, statistics on systems' operations, information on technical innovations, legislatively enacted programs, and alternative solutions to statewide transit issues.
Okla. Admin. Code § 730:45-1-4