Abstract: The tax compliance tool includes a system, computer program product, and computer-implemented method for receiving at least one document comprising client tax data during an on-boarding process for a financial institution; validating the at least one document by: identifying a schema for the at least one document, and determining that the at least one document includes input in all fields based on the schema; extracting tax data from the at least one document; receiving at least one financial institution record associated with the client, wherein the at least one financial institution record is received from a database; comparing the tax data to the at least one financial institution record to identify inconsistencies; transforming client data based on the comparison of the tax data to the at least one financial institution record; and generating a report comprising the transformed client data.