(a) The district may exercise the powers of an intermunicipal commuter rail district created under Chapter 173 or former Article 6550c-1, Revised Statutes, only if the concurrent order or ordinance creating the district specifies that the district may exercise those powers. The order or ordinance may not grant the district the power to impose a tax.
(b) In the event of a conflict between this chapter and a power granted by Chapter 173, this chapter controls. In the event of a conflict between Chapter 173 and Chapter 172, Chapter 172 controls over Chapter 173.