IC 6-2.5-12-13: "Service address"

Sec. 13. As used in this chapter, "service address" means the following:

(1) The location of the telecommunications equipment to which a customer's call is charged and from which the call originates or terminates, regardless of where the call is billed or paid.

(2) If the location described in subdivision (1) is not known, the origination point of the signal of the telecommunications services first identified by either the seller's telecommunications system or in information received by the seller from its service provider, where the system used to transport such signals is not that of the seller.

(3) If neither of the locations described in subdivision (1) or (2) is known, the location of the customer's place of primary use.