{"id":347544,"date":"2018-10-30T21:18:07","date_gmt":"2018-10-30T21:18:07","guid":{"rendered":"https:\/\/xamai.com\/que-hacer-cuando-no-puedo-timbrar-una-factura\/"},"modified":"2026-05-19T12:33:44","modified_gmt":"2026-05-19T18:33:44","slug":"que-hacer-cuando-no-puedo-timbrar-una-factura","status":"publish","type":"post","link":"https:\/\/www.xamai.com\/en\/blog\/que-hacer-cuando-no-puedo-timbrar-una-factura","title":{"rendered":"What to do when you can't validate an invoice?"},"content":{"rendered":"

Don't panic, there are some things you can do to solve your stamping problem.<\/p>\n

\"Timbrado<\/p>\n

How do you stamp an invoice?<\/h3>\n

If you find yourself lost in the world of electronic accounting in 2018, we explain what the stamping process is. Basically, the SAT wants to put its seal of authenticity on the documents that concern it (invoices, honorarium receipts, credit notes, debit notes, donations, etc...), how does it do it? There is a verification system called iTimbre, which verifies the RFC as real, that it is not a duplicate document and that it complies with the Appendix 20<\/a>.<\/span><\/p>\n

<\/span><\/p>\n

How to stamp an invoice with SAP<\/strong><\/h3>\n

There are 2 ways to stamp an invoice in SAP, through a PAC or natively from the system. In this video you can see how to do it according to the system you have:<\/p>\n

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