Identify the columns that store provider/receiver information

All,

I have a customer who would like to modify the ADR where taxes are booked on intercompany project invoices based on whether they are recoverable or non-recoverable (taking into consideration that a VAT/GST tax might be non-recoverable based on the registration status in that country of the legal entity receiving the intercompany service which registration status is maintained in OneSource where the tax is calculated as well).  Sabrix calculates tax on the I/C AP/AR invoice and passes the tax data to EBTax.  If the tax is recoverable (taking into account the registration status of the recipient), the tax would be