Ind. Code § 6-2.5-4-6
(a) A person is a retail merchant making a retail transaction when the person:
(b) Notwithstanding subsection (a), a person is not a retail merchant making a retail transaction when:
(c) Subject to IC 6-2.5-12 and IC 6-8.1-15 , and notwithstanding subsections (a) and (b), if charges for telecommunication services, ancillary services, Internet access, audio services, or video services that are not taxable under this article are aggregated with and not separately stated from charges subject to taxation under this article, the charges for nontaxable telecommunication services, ancillary services, Internet access, audio services, or video services are subject to taxation unless the service provider can reasonably identify the charges not subject to the tax from the service provider's books and records kept in the regular course of business.
As added by Acts 1980, P.L.52, SEC.1. Amended by P.L.71-1993, SEC.5; P.L.8-1996, SEC.3; P.L.8-1998, SEC.1; P.L.104-2002, SEC.1; P.L.5-2004, SEC.1; P.L.145-2007, SEC.7; P.L.84-2011, SEC.1.