Indiana Code Title 34. Civil Law and Procedure § 34-26-1-3

Sec. 3. (a) Restraining orders and injunctions may be granted by the circuit courts, superior courts, or probate courts, or the judges of the circuit courts, superior courts, or probate courts, in their respective counties.

(b) If the circuit court, superior court, or probate court judges are:

any circuit court, superior court, or probate court judge of an adjoining circuit may hear and determine the granting of a temporary injunction or restraining order.