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    Verifactu: Requirements Your Invoicing Software Must Meet

    RegulaKitSeptember 8, 2026

    What Verifactu is

    Verifactu is the system derived from the RD 1007/2023 Regulation and the Anti-Fraud Law 11/2021 requiring invoicing software (SIF) to guarantee the integrity, retention, traceability and unalterability of invoicing records.

    Key software requirements

    • Invoicing records that are chained and unalterable.
    • A fingerprint or hash linking each record to the previous one.
    • A QR code on the invoice.
    • The option to submit to the AEAT (Verifactu mode) or keep records with an event log.
    Software that does not adapt cannot be used: the regulation bans programs that allow double bookkeeping.

    Verifactu or non-Verifactu

    There are two modes: Verifactu mode, in which records are sent automatically to the Tax Agency, and non-Verifactu mode, in which they are kept locally with an event log and signature. Both must meet the same integrity principles.

    How to get ready

    Check that your software is adapted, train your team and make sure you issue invoices with a QR and fingerprint. Acting ahead of the entry into force avoids rushing and penalties.

    With RegulaKit you issue invoices prepared for the unalterability and traceability requirements. Discover invoicing on our platform.

    Conclusion

    Verifactu requires using unalterable, traceable invoicing software with a fingerprint and QR. Checking that your program complies is essential to stay within the rules.

    Frequently Asked Questions

    What is Verifactu?

    The system requiring invoicing programs to be unalterable and traceable, under RD 1007/2023 and the Anti-Fraud Law.

    What requirements must the software meet?

    Chained, unalterable records, a fingerprint or hash, a QR code and the option to submit to the AEAT.

    What is the difference between Verifactu and non-Verifactu mode?

    In Verifactu mode records are sent to the AEAT; in non-Verifactu they are kept locally with an event log.

    Can any invoicing program still be used?

    No. The regulation bans programs that allow double bookkeeping or altering records.

    Do invoices carry a QR code?

    Yes, the software must include a QR code on invoices.

    Does your company comply with time tracking law?

    Try RegulaKit. Digital time tracking, vacation management and full compliance.

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