Indiana Code Title 36. Local Government § 36-9-36-15

Sec. 15. (a) If the works board finally orders an improvement, forty percent (40%) of the persons who own property abutting the improvement and who are subject to assessment may file written objections with the board.  The written objections must:

(b) If the works board does not abandon the proposed improvement, the following shall, not later than five (5) days after the filing of the objections with the works board, file with the clerk of the circuit or superior court of the county a copy of the order of improvement and the objections:

(c) Objectors must file with their objections a bond with security to the satisfaction of the court.  The following apply to a bond filed under this subsection:

(d) In considering an objection described in subsection (a)(1)(A), the court may at the hearing under section 16 of this chapter consider the amount of the assessments made against the property for public improvement during the preceding five (5) years.