The digital tax era is here. With the implementation of VeriFactu systems, which will be mandatory for companies on January 1, 2027, and for freelancers and micro-SMEs on July 1, 2027, the way we invoice is changing forever. The goal is transparency and fighting fraud. But what happens if we make a human error? Can we simply delete an invoice and start over? The answer is a firm no, but there's no need to panic: there is a legal and secure procedure.
Immutability: The Pillar of VeriFactu
A VeriFactu-compliant software, like Fakturia, ensures that every issued invoice generates an unalterable computer record. This record includes a digital fingerprint (hash) and a QR code that links each invoice to the previous one, creating an indelible trail. This is the core of the system: to guarantee that no invoice can be modified or deleted once issued. This is a major advantage for legal certainty, but it requires us to be methodical when correcting mistakes. If you want to learn more about its fundamentals, you can check our **guide on what VeriFactu is for freelancers in Spain**.
The Official Solution: The Corrective Invoice
If you've detected an error in an already sent invoice (an incorrect amount, a wrong Tax ID, a mistaken VAT rate), the only valid way to fix it is by issuing a corrective invoice (factura rectificativa).
This is not a new concept, but it becomes critically important with VeriFactu. A corrective invoice is a new document that cancels or corrects the data of the original invoice. It must meet these requirements:
* Have its own numbering series, separate from regular invoices.
* Clearly state that it is a "Corrective Invoice".
* Explicitly reference the invoice being corrected (number and date).
* Detail the reason for the correction and the changes applied.
Correcting an Error Step-by-Step with Your Software
With a VeriFactu invoicing program, the process is simple and guided:
1. Locate the original invoice with the error. Do not try to edit or delete it.
2. Select the "Create corrective invoice" option associated with that invoice.
3. The software will create a new document, assigning it a number from the corrective series and automatically linking it to the original.
4. Enter the correct data. You can issue it for the difference (credit) or to completely replace the original.
5. Upon completion, the system will generate a new VeriFactu record for this corrective invoice, with its own QR code and hash. The entire process is recorded and 100% legal.
What You Should NEVER Do
Trying to manipulate the VeriFactu system is not only impossible with certified software but also carries severe consequences. Deleting records or using dual-use software is heavily penalized. Ignoring the procedure and simply issuing a new invoice with the same number or a credit note with no tax value can lead to problems. The **fines and penalties for not complying with VeriFactu** can be significant, so following the official channel is the only safe path.
In short, to err is human, but to correct must be professional. The VeriFactu system doesn't punish mistakes, but a lack of transparency. By using a corrective invoice, you demonstrate to the Spanish Tax Agency that you are acting in good faith, keeping your accounting clear, and complying with regulations.