Indiana Code Title 6. Taxation § 6-2.5-5-13

(A) classified as central office equipment, station equipment or apparatus, station connection, wiring, or large private branch exchanges according to the uniform system of accounts which was adopted and prescribed for the utility by the Indiana utility regulatory commission;

(B) mobile telecommunications switching office equipment, radio or microwave transmitting or receiving equipment, including, without limitation, towers, antennae, and property that perform a function similar to the function performed by any of the property described in clause (A);  or

(C) a part of a national, regional, or local headend or similar facility operated by a person furnishing video services, cable radio services, satellite television or radio services, or Internet access services;  and

(A) furnishes or sells intrastate telecommunication service in a retail transaction described in IC 6-2.5-4-6;  or

(B) uses the property to furnish: