This document discusses how to use SAP's deferred taxes function to handle VAT taxes in Mexico. It explains that taxes can be deferred until an invoice is paid. It provides instructions on configuring tax codes as deferred or target, entering vendor invoices and payments, and running the transfer deferred taxes program to clear the taxes to the correct period. Key parameters for the Mexico use case are described, including creating variants for input and output taxes and currency and options for partial payments.