@DonP1960 wrote:
Turbotax never asked about costs of capital improvements (made between 1997 and 2018). D=
That should have been added to your original Basis for depreciation. If you did not do that, there isn't much you can do now (besides amending the last 3 years to claim the proper amount of depreciation). You must claim the proper depreciation that you SHOULD have claimed.
