AssetAccountant™ will ensure your tax cost base and the accounting revaluation amounts are correct.

AA's Advanced Import feature allows you to import previously revalued assets.

As part of this process, a revaluation reserve is created for the asset (where appropriate), based on the data you provide at when you add your assets in AA - Advanced import assets.

You'll need to select 'Yes' when asked 'Are there any revalued assets?' on the second step of the Import process:

After mapping your tax and accounting methods, you'll be presented with a screen asking for revaluation data. You will need to ensure that this data is present in your import spreadsheet: