Ind. Code § 15-19-1-3

Sec. 3. Every fair association shall file its articles of association in the recorder's office of the county where the association is formed. The recorder shall record the articles of association in the miscellaneous record. The record or a certified copy of the record is conclusive evidence of the matters recited in the record. The articles may be amended at any time by a majority vote of the members of the association. The articles of association take effect on the date they are recorded in the recorder's office.