Indiana Code Title 32. Property § 32-23-1-4

Sec. 4. The service or notice required under section 3 of this chapter must be endorsed by the officer serving the notice, on the original paper, and returned to the party giving the notice.  The party that gives the notice shall record the original paper and endorsement of service or notice in the recorder's office of the county where the land is located.  The served or posted and recorded notice is, at the time of record, an interruption of the adverse use.