Indiana Code Title 27. Insurance § 27-8-10-4

Sec. 4. (a) Subject to the limitation provided in subsection (c), an association policy offered in accordance with this chapter must impose a five hundred dollar ($500) deductible on a per person per policy year basis.  The deductible must be applied to the first five hundred dollars ($500) of eligible expenses incurred by the covered person.

(b) Subject to the limitation provided in subsection (c), a mandatory coinsurance requirement shall be imposed at the rate of twenty percent (20%) of eligible expenses in excess of the mandatory deductible.

(c) The maximum aggregate out-of-pocket payments for eligible expenses by the insured in the form of deductibles and coinsurance may not exceed one thousand five hundred dollars ($1,500) per individual or two thousand five hundred dollars ($2,500) per family, per policy year.