Sec. 3. (a) The fiscal body of the county may adopt an ordinance to impose an excise tax, known as the county food and beverage tax, on transactions described in section 4 of this chapter.
(b) If the fiscal body adopts an ordinance under subsection (a), the fiscal body shall immediately send a certified copy of the ordinance to the department of state revenue.
(c) If the fiscal body adopts an ordinance under subsection (a), the county food and beverage tax applies to transactions that occur after the last day of the month that succeeds the month in which the ordinance was adopted.