Any provision of the MARTA Act which limits the amount the state may contribute to the system of the rapid transit system of the authority shall stand repealed. History. — Code 1981, § 32-9-18, enacted by Ga. L. 2018, p. 377, § 3-1/HB 930. Effective date. — This Code section became effective May 3, 2018. 32-9-19. Transportation services contracts.