Indiana Code Title 32. Property § 32-26-2-19

Sec. 19. (a) This section applies to a person who, by mistake, erects a fence on the property of another person.

(b) Within six (6) months after the determination of the legal property line, a person to whom this section applies may enter upon the other person's property and remove the fence that the person to whom this section applies erected.  Before entering upon the other person's property, the person to whom this section applies must pay or offer to pay to the other person reasonable damages for injury caused in passing over the property to remove the fence.