1. (a) Subject to sections 7.1 and 8 of this chapter, a redistricting authority shall redistrict election districts at the following times:

   1. (1) If the census event is a federal decennial census, the following:

      1. (A) For a county executive or county fiscal body, only during the first year after the federal decennial census is conducted.
      2. (B) For a school corporation, only during the first year after the federal decennial census is conducted.
      3. (C) For a municipality that conducts its municipal elections in an odd-numbered year, only during the second year after the federal decennial census is conducted.

      4. (D) For a municipality that conducts its municipal elections in:

         1. (i) an even-numbered year; or

         2. (ii) both an even-numbered year and an odd-numbered year;

            only during the first year after the federal decennial census is conducted.

      5. (E) For the legislative body of a township in a county having a consolidated city, only during the first year after the federal decennial census is conducted.
   2. (2) For a census event other than a federal decennial census, only during the first year after the year the census event becomes effective with respect to the political subdivision, as provided in IC 1-1-3.5-3 .
   3. (3) Whenever a county adopts an order declaring a county boundary to be changed under IC 36-2-1-2 that affects the boundaries of the political subdivision.
   4. (4) Whenever required to assign annexed territory to a district, subject to the provisions of IC 36-4-3 .
   5. (5) Whenever the boundary of the political subdivision is changed.
   6. (6) As provided in the order of a court that has found the current redistricting plan unconstitutional or otherwise unlawful.
2. (b) Except as provided in section 7.1 of this chapter, a redistricting authority may not redistrict at a time other than is provided in subsection (a).

As added by P.L.169-2022, SEC.2. Amended by P.L.11-2023, SEC.1; P.L.227-2023, SEC.10; P.L.18-2024, SEC.1.