Ind. Code § 24-7-4-13
(a) Except as provided in subsection (b), a lessor may not accept payment from a lessee and hold the amount of the payment in a reserve account for future payments. Any amounts paid by a lessee must be applied:
(b) If a lessee makes a payment that exceeds the sum of the scheduled regular rental payment and any permitted additional charges that are due, the lessor may hold the excess funds in a reserve account subject to the following conditions:
(c) This section may not be construed to preclude a lessor from accepting and applying:
(2) multiple regular rental payments;
before the rental payments' scheduled due dates.
As added by P.L.35-2010, SEC.90. Amended by P.L.69-2018, SEC.38.