(3) October 1, 2005, if on that date there are no obligations owed by the capital improvement board of managers to the Indiana stadium and convention building authority or to any state agency under a lease or a sublease of an existing capital improvement entered into under IC 5-1-17, unless waived by the budget director. If a city-county council adopts an ordinance under this subsection, it shall immediately send a certified copy of the ordinance to the commissioner of the department of state revenue, and the increase in the tax imposed under this chapter applies to transactions that occur after June 30, 2005.