Transition.

In regard to property that, under s. 71.02 (2) (d) 12., 1985 stats., is required to be depreciated for taxable year 1986 under the internal revenue code as amended to December 31, 1980, and that was placed in service by the taxpayer during taxable year 1986 and thereafter but before the property is used in the production of income subject to taxation under this chapter, the property’s adjusted basis and the depreciation or other deduction schedule are not required to be changed from the amount allowable on the owner’s federal income tax returns for any year because the property is used in the production of income subject to taxation under this chapter.