Indiana Code Title 27. Insurance § 27-16-3-2

(1) Diminish, abolish, or remove the obligations of a client to a covered employee that exist before the effective date of the professional employer agreement.

(2) Affect, modify, or amend a contractual relationship or restrictive covenant:

A PEO is not responsible or liable for a dispute in connection with or arising out of a contractual relationship or restrictive covenant described in this subdivision unless the PEO has otherwise specifically agreed in writing.

(3) Create a new or additional enforceable right of a covered employee against a PEO that is not specifically provided by the professional employer agreement or this article.