As used in this chapter, "cost differential" means the difference between:

1. (1) the cost to a utility company that acquires utility property from an offered utility, including the purchase price, incidental expenses, and other costs of acquisition; minus

2. (2) the difference between:

   1. (A) the cost of the utility property when originally put into service by the offered utility; minus
   2. (B) contributions or advances in aid of construction plus applicable accrued depreciation.

As added by P.L.189-2015, SEC.1. Amended by P.L.229-2019, SEC.2.