(a) As used in this section, unless the context otherwise requires:

(1) “Metropolitan government” means those counties and municipalities adopting the metropolitan form of government; and

(2) “Municipal auditorium” means a structure with seats for not less than ten thousand (10,000) spectators, which is constructed after July 7, 1977, and which is used primarily for public events and other related activities and financed either by general obligation bonds or revenue bonds by the metropolitan government.

(b)

(1) There is hereby authorized a privilege tax upon the privilege of attending any event at the municipal auditorium, in an amount not to exceed ten percent (10%) of the consideration charged for spectators attending the event. This authorization to levy tax shall expire on January 1 following the maturity and redemption of the indebtedness for the auditorium. The tax shall be approved by resolution of the metropolitan council.

(2) The tax levied in this section shall be in addition to all other taxes levied or authorized to be levied, whether in the form of excise, license, or privilege taxes, and shall be in addition to all other fees and taxes now levied or authorized to be levied.

(c) The tax shall be added by each promoter of the event to the ticket price charged for admission to the municipal auditorium. The tax shall then be remitted to the metropolitan government.

(d) The proceeds from the tax levied in this section shall be retained by the metropolitan government and utilized to defray the cost of operating and constructing the municipal auditorium.

(e) This section shall only apply to those counties having a metropolitan form of government.