Ind. Code § 6-2.5-5-18
(c) Transactions involving the following are exempt from the state gross retail tax if the end user acquires the property upon a prescription or drug order (as defined in IC 16-42-19-3 ) from a licensed practitioner:
(4) Other medical supplies or devices that are used exclusively for medical treatment of a medically diagnosed condition, including a medically diagnosed condition due to:
(5) Hearing aid devices that are worn on the body and designed to aid, improve, or correct defective human hearing, including:
(D) accessories;
reasonably necessary for use of a hearing aid device.
(6) Legend drugs and nonlegend drugs, if:
(7) A nonlegend drug, if:
(d) Transactions involving the following are exempt from the state gross retail tax if the patient acquires the property for the patient's own use without a prescription or drug order:
(1) Hearing aid devices that are:
(A) worn on the body and designed to aid, improve, or correct defective human hearing, including:
(iv) accessories;
reasonably necessary for the use of a hearing aid device; and
(2) Prosthetic devices, including artificial limbs, orthopedic devices, dental prosthetic devices, eyeglasses, and contact lenses, that are:
(5) Insulin, oxygen, blood, and blood plasma, if purchased for medical purposes.
As added by Acts 1980, P.L.52, SEC.1. Amended by P.L.257-2003, SEC.23; P.L.182-2009(ss), SEC.178; P.L.113-2010, SEC.50; P.L.84-2011, SEC.3; P.L.265-2013, SEC.5; P.L.242-2015, SEC.8; P.L.239-2017, SEC.8.