Fusion-Default Tax Rate / Status

Summary:

In Fusion Applications, while setting up a Tax - Defaults - Should the Default Tax Rate and Default Tax Status apply both to Procure 2 Pay [P2P] and Order 2 Cash [O2C] ? (In our case, Expenses is not used and hence Tax is not applicable). To add, in a specific case we have multiple Tax Rates and associated Tax Statuses each of which either apply to P2P or O2C - There is no one Tax Rate / Tax Status which applies both to P2P and O2C. In this case, is it possible to set the default rate / default