Indiana Code Title 36. Local Government § 36-9-27-59

Sec. 59. (a) At least five (5) days before the board's hearing on a petition to establish a new regulated drain, one (1) or more persons who own two-thirds ( 2/3 ) in the area of the acreage and fifty-one percent (51%) of the assessed valuation of the land named in the petition, or that may be affected by an assessment of benefits or damages, may file with the board a written remonstrance, signed by each remonstrator, against the construction of the proposed drain.

(b) At least five (5) days before the board's hearing on a petition to establish a new regulated drain, any person named in the petition as the owner of land likely to be affected by the proposed drain may object to any member of the board acting in the proceedings to establish the drain, if that member has an interest in any of the land described in the petition.  The objection must be in writing, filed with the board, and verified by the signer.