"Income tax base period amount"

Sec. 3.2. Except as provided in section 10.7(d) of this chapter, as used in this chapter, "income tax base period amount" means: (1) the aggregate amount of state and local income taxes paid by employees employed in the territory comprising a district with respect to wages and salary earned for work in the district for the state fiscal year that precedes the date on which: (A) an advisory commission on industrial development adopted a resolution designating the district, in the case of a district that is not described in section 12(c) of this chapter; or (B) the legislative body of a county or municipality adopts an ordinance designating a district under section 10.5 of this chapter; (2) an amount equal to: (A) the aggregate amount of state and local income taxes paid by employees employed in the territory comprising a district with respect to wages and salary earned for work in the district during the month in which an advisory commission on industrial development adopted a resolution designating the district; multiplied by (B) twelve (12); in the case of a district that is described in section 12(c) of this chapter; or (3) an amount equal to the amount determined under subdivision (1) or (2); plus: (A) the aggregate amount of state and local income taxes paid by employees employed in the territory added to the district with respect to wages and salary earned for work in the modified district during the month in which a petition to modify the district's boundaries is approved by the budget agency under section 12.5 of this chapter; multiplied by (B) twelve (12); in the case of a district modified under section 12.5 of this chapter.