Indiana Code Title 6. Taxation § 6-1.1-8-15

Sec. 15. (a) The fixed property of a telephone, telegraph, or cable company consists of real property which is not part of the company's rights-of-way or distribution system.

(b) A telephone, telegraph, or cable company's property which is not described under subsection (a) is indefinite-situs distributable property.  The department of local government finance shall apportion and distribute the assessed valuation of this property among the taxing districts in which the company's lines or cables, including laterals, are located.  The amount which the department of local government finance shall distribute to a taxing district equals the product of (1) the total assessed valuation of the telephone, telegraph, or cable company's indefinite-situs distributable property, multiplied by (2) a fraction, the numerator of which is the length of the company's lines and cables, including laterals, which are located in the taxing district, and the denominator of which is the length of the company's lines and cables, including laterals, which are located in this state.