(D) As used in division (D) of this section, "eligible municipal corporation" means a municipal corporation that, on September 29, 2017, levied a tax under division (B) of this section at a rate of three per cent and that is located in a county that, on that date, levied a tax under division (A) of section 5739.09 of the Revised Code at a rate of three per cent and that has, according to the most recent federal decennial census, a population exceeding three hundred thousand but not greater than three hundred fifty thousand. The legislative authority of an eligible municipal corporation may amend, on or before December 31, 2017, that municipal corporation's ordinance or resolution that levies an excise tax on transactions by which lodging by a hotel is or is to be furnished to transient guests, to provide for the following:
(1) That the rate of the tax shall be increased by not more than an additional three per cent on each transaction;(2) That all of the revenue from the increase in rate shall be used by the municipal corporation for economic development and tourism-related purposes.