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How to generate the offline QR code for Verifactu?

For a complete explanation on how to generate the QR code in offline scenarios, please refer to our Guide. Below, you will find a few examples to help you compare your implementation with what fiskaly generates when the data is submitted. 

 

EXAMPLE 1:

url = https://prewww2.aeat.es/wlpl/TIKE-CONT/ValidarQR tax_number = B43752210 number = E-12345 series =  issued_at = 2025/04/23 14:55 full_amount = 123.45

result = https://prewww2.aeat.es/wlpl/TIKE-CONT/ValidarQR?nif=B43752210&numserie=E-12345&fecha=23-04-2025&importe=123.45

EXAMPLE 2:

url = https://www2.agenciatributaria.gob.es/wlpl/TIKE-CONT/ValidarQR tax_number = B88752210 number = A-321 series = 1/25 issued_at = 2025/01/05 08:35 full_amount = 567

result = https://www2.agenciatributaria.gob.es/wlpl/TIKE-CONT/ValidarQR?nif=B88752210&numserie=1%2F25A-321&fecha=05-01-2025&importe=567.00

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