Ind. Code § 24-4.7-2-5
(a) "Doing business in Indiana" means:
(2) causing others to make;
telephone sales calls to consumers located in Indiana whether the telephone sales calls are made from a location in Indiana or outside Indiana.
As added by P.L.189-2001, SEC.1. Amended by P.L.226-2011, SEC.7; P.L.153-2017, SEC.1.