STEP ONE: Determine the percentage increase in the population, as determined by the county legislative body and as may be prescribed by the department of local government finance, that is within the fire protection district area during the ten (10) year period immediately preceding the year in which the petition is submitted under subsection (a). The county legislative body may use the most recently available population data issued by the Bureau of the Census during the ten (10) year period immediately preceding the petition.
STEP TWO: Determine the greater of zero (0) or the result of:
expressed as a decimal.
STEP THREE: Determine a rate that is the lesser of:
STEP FOUR: Reduce the STEP THREE rate by any rate increase in the fire protection district's property tax rate within the immediately preceding ten (10) year period that was made based on a petition submitted by the fire protection district under this section.
The calculation under this subsection shall be used in the determination of the fire protection district's maximum permissible ad valorem property tax levy for property taxes first due and payable in the first year of the increase and thereafter.
IC 6-1.1-18-29