Indiana Code Title 13. Environment § 13-16-2-1

Sec. 1. (a) The department shall establish fee payment schedules that allow a person that is required to pay an annual fee established under:

to pay the fee in equal installments over a twelve (12) month period that begins on the date the fee is assessed.

(b) The department shall allow a person to pay an annual fee according to a fee payment schedule established under this section if the person determines that a single payment of the entire fee is an undue hardship on the person.

(c) A fee payment schedule established under this section may not require a person to pay more than one (1) installment in any three (3) month period during the twelve (12) month period.

(d) The department is not required to assess installments separately.