701—106.6(434) Cost approach to unit value. The cost approach to unit value shall be determined by combining the cost of the operating properties of the railroad and deducting therefrom an allowance for depreciation calculated on a straight-line basis. Other forms of depreciation may be deducted if found to exist.
This rule is intended to implement Iowa Code section 434.15.
[Editorial change: IAC Supplement 11/2/22]