Indiana Code Title 36. Local Government § 36-4-1-7

Sec. 7. (a) A petition to change the name of a city may be filed with the city legislative body. The petition must:

(b) If the legislative body considers the reasons set forth in the petition sufficient, it shall conduct a public hearing on the petition after giving notice by publication in the manner prescribed by IC 5-3-1.

(c) If after the hearing the legislative body finds that the matters set forth in the petition are true and that the requested change of name should be granted, it shall pass an ordinance changing the name of the city. The change of name takes effect sixty (60) days after the effective date of the ordinance.