Verifactu
Verifactu postponed to 2028: dates and legal status
What the Spanish Ministry of Finance announced on 5 October 2026 and the dates that still apply.
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Articles and guides
E-invoicing
Mandatory B2B e-invoicing: deadlines and requirements
Real Decreto 238/2026, deadlines by turnover, accepted formats and how it differs from Verifactu.
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Verifactu
The free AEAT app or Verifactu software: the differences
What the Tax Agency’s app does, what it doesn’t allow and when invoicing software is worth it.
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Verifactu
What Verifactu is and who it affects
Hash, QR code, submission to the AEAT, the two modes and penalties, explained step by step.
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Comparison
An alternative to Quipu: how it compares with zBilling
Prices and features of both programs, using their official figures.
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Comparison
An alternative to Holded: how it compares with zBilling
What each plan includes, what is a paid add-on and which one suits whom.
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