What the tool checks

How to validate CFDI 4.0

1. 1
   File integrity and parsing

   Preserve the source bytes and hash, then confirm the file is readable and well formed.

2. 2
   Syntax and profile

   Apply the correct schema and profile identifiers for CFDI XML.

3. 3
   Semantic business rules

   Validate parties, dates, lines, taxes, totals, references and payment data.

4. 4
   National and network rules

   CFDI document signature and version · RFC structure · UUID, totals and tax fields

5. 5
   Identity, security and routing

   Confirm national identities, signatures, hashes, QR and recipient routing as applicable.

6. 6
   Official outcome

   Use Tax-authority clearance, registration or reporting platform. and preserve the response from Servicio de Administración Tributaria.

Applicable profile layers

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