Indiana Code Title 34. Civil Law and Procedure § 34-28-2-2

Sec. 2. (a) The petition described in section 1 of this chapter must:

(b) In the case of a parent or guardian who wishes to change the name of a minor child, the petition must be verified, and it must state in detail the reason the change is requested.  In addition, except where a parent's consent is not required under IC 31-19-9, the written consent of a parent, or the written consent of the guardian if both parents are dead, must be filed with the petition.

(c) Before a minor child's name may be changed, the parents or guardian of the child must be served with a copy of the petition as required by the Indiana trial rules.