This document provides SQL queries that can be used by Oracle R12 E-Business Tax (EBTax) functional implementers for troubleshooting. It begins with queries to retrieve setup information from key EBTax tables, followed by queries for transaction tables. Additional queries are included to retrieve party fiscal classification codes, addresses without geography references, jurisdictions defined for tax rates, geographies without jurisdictions, and examples for supplier tax registration creation and excluding freight from discounts. The queries provided cover both EBTax setup and transaction tables to help troubleshoot issues.