Indiana Code Title 5. State and Local Administration § 5-13-6-3

Sec. 3. (a) All taxes collected by the county treasurer shall be deposited as one (1) fund in the several depositories selected for the deposit of county funds and, except as provided in subsection (b), remain in the depositories until distributed at the following semiannual distribution made by the county auditor.

(b) Every county treasurer who, by virtue of the treasurer's office, is the collector of any taxes for any political subdivision wholly or partly within the county shall, not later than thirty (30) days after receipt of a written request for funds filed with the treasurer by a proper officer of any political subdivision within the county, provide to the county auditor the amount available for distribution, as certified for each semiannual distribution under IC 6-1.1-27-2.  The county auditor shall advance to that political subdivision a portion of the taxes collected before the semiannual distribution.  The amount advanced may not exceed the lesser of:

(c) Upon notice from the county treasurer of the amount to be advanced, the county auditor shall draw a warrant upon the county treasurer for the amount.  The amount of the advance must be available immediately for the use of the political subdivision.

(d) At the semiannual distribution all the advances made to any political subdivision under subsection (b) shall be deducted from the total amount due any political subdivision as shown by the distribution.

(e) If a county auditor fails to make a distribution of tax collections by the deadline for distribution under subsection (b), a political subdivision that was to receive a distribution may recover interest on the undistributed tax collections under IC 6-1.1-27-1.