Amends GS 153A-22.1, as enacted by SL 1995-215, as amended (allowing certain County Boards of Commissioners [Board] to redefine the boundaries of the electoral residency districts in their county so long as the Board follows certain procedures) to allow the Johnston County Board of Commissioners to avail itself of that same redistricting procedure. (Currently, law only applies to Henderson, Moore, and Wake counties.) Applies to elections held on or after the 2024 election cycle.