Indiana Code Title 8. Utilities and Transportation § 8-1.5-4-14

Sec. 14. (a) This subsection applies to a municipality that is not subject to IC 8-1-2-103(c) or has not adopted an ordinance to become subject to IC 8-1-2-103(d).  The reasonable cost and value of any service rendered to the municipality by the waterworks by furnishing water for public purposes or by maintaining hydrants and other facilities for fire protection shall be:

(b) This subsection applies to a municipality that is subject to IC 8-1-2-103(c), that has adopted an ordinance to become subject to IC 8-1-2-103(d), or that has adopted a plan described in IC 8-1-2-103(d) as prescribed in IC 8-1-2-103(e).  The reasonable cost and value of any service rendered to the municipality by the waterworks by furnishing water for public purposes shall be:

Except as provided in subsection (d), the cost and value of maintaining hydrants and other facilities for fire protection shall be excluded from the charges against the municipality and shall be recovered from the other customers of the waterworks beginning on January 1, 1994, in a municipality subject to IC 8-1-2-103(c) and beginning on a date provided in the ordinance for a municipality that adopts an ordinance under IC 8-1-2-103(d).  The change in the recovery of current revenue authorized by this section shall be reflected in a schedule of new rates to be filed with the commission at least thirty (30) days before the time the schedule of new rates is to take effect.

(c) The compensation for the service provided to the municipality shall, in the manner prescribed by this chapter, be paid into the separate and special fund created by setting aside the income and revenues of the waterworks and is subject to apportionment to the operating, maintenance, depreciation, and bond and interest redemption accounts.

(d) This subsection applies to a city having a population of more than fifty-one thousand (51,000) and less than fifty-three thousand (53,000).  The cost and value of maintaining hydrants and other facilities for fire protection may be recovered from customers of the waterworks residing in either of the following, beginning on a date determined by the city:

The city shall file a new schedule of rates with the commission as set forth in subsection (b), but is not subject to commission approval of the rates.