Indiana Code Title 36. Local Government § 36-9-27-19

Sec. 19. (a) Any owner affected by a mutual drain may file a written request with the board to make the mutual drain a regulated drain under this chapter.  Upon receipt of such a request, the board shall fix the date, time, and place for a hearing, which may not be less than thirty (30) days after receipt of the request.

(b) At least twenty (20) days before the date of the hearing, the owner making the request shall give the owners of all land affected by the request notice of the date, time, place, and purpose of the hearing.  Service of the notice shall be made in the manner set forth in section 58 of this chapter or in the manner summonses are served in civil actions.

(c) Any owner affected by the mutual drain may, on or before the date of the hearing, file with the board written evidence for or against the granting of the request.  At the hearing the board shall consider all of the evidence filed, and if it finds that:

it shall make written findings to that effect and issue an order granting the request.

(d) Before adjourning the hearing, the board shall announce its findings and order.  This announcement constitutes notice to all affected persons, and, if judicial review is not requested under section 106 of this chapter within twenty (20) days after the date of notice, the findings and order are conclusive.