Spain’s Novel Invoicing System and Rising Social Security Costs for the Self-Employed in 2026 and Beyond

Self-employed workers and little business owners in Spain are facing significant changes in the coming years, including the implementation of a new invoicing system and increases in Social Security contributions. These changes, slated for 2026 and 2027, aim to modernize tax collection and ensure fairer contributions, but also present challenges for those navigating the Spanish business landscape.

The Verifactu Invoicing System: A New Era of Transparency

In 2027, Spain will introduce Verifactu, a software program developed by the Spanish Tax Agency. The system is designed to streamline invoice creation and recording, incorporating a QR code that directly links to the Tax Agency. This aims to guarantee the integrity, accessibility, and traceability of invoices, providing the Tax Agency with real-time access to billing data.

Initially planned for earlier implementation, the rollout has been delayed to allow businesses and freelancers time to prepare. The system is expected to become mandatory for corporate taxpayers on January 1st, 2027, and for the self-employed and small business owners on July 1st, 2027.

Advantages of Verifactu

• Reduced Administrative Burden: The system automates invoice storage and record-keeping, eliminating the need for businesses to maintain legible records for extended periods.
• Tax Compliance: Verifactu ensures adherence to tax regulations, offering peace of mind to those concerned about accurate record-keeping.
• Direct Tax Agency Access: The Tax Agency has immediate access to invoice data, simplifying audits and resolving potential issues.

Disadvantages and Alternatives

Although offering benefits, Verifactu has limitations. The system is considered basic and may not be suitable for businesses with a high volume of invoices or complex operations. Invoices created within the system are not modifiable, potentially complicating corrections.

Several Verifactu-approved alternatives are available, including Quipu, Billin, Taclia, Holded, and Factsol, which offer more robust features for larger businesses. These alternatives typically come with a subscription fee.

International Invoicing Considerations

Even if you invoice clients abroad, you are required to use a Verifactu-compliant system due to your residency and registration in Spain. This may require foreign freelancers and business owners to request changes from their international clients to accommodate the new invoicing format.

Currency Conversion

Verifactu automatically converts all amounts to Euros using the official exchange rate on the invoice date. While this mirrors current reporting practices, discrepancies may arise if payment is received weeks or months later, as the exchange rate will have fluctuated.

Rising Social Security Contributions for the Self-Employed

Alongside the new invoicing system, self-employed workers (autónomos) in Spain will see increases in their Social Security contributions starting in 2026. These increases are part of a progressive model linking payments to actual income levels.

The second phase of the income-based contributions system, impacting 2026, 2027, and 2028, is projected to increase monthly contributions by between 10 and 200 euros for workers included in the RETA (Social Security’s special scheme for the self-employed). This could result in monthly payments ranging from 217 to 796 euros in 2026.

While the government initially proposed steeper increases, revisions suggest the 2026 adjustments may be less drastic. However, experts warn that this is a temporary adjustment, and contributions are expected to rise significantly over the next decade as the system moves towards quotas projected for 2032.

Current Status of Self-Employment in Spain

In 2023, self-employment accounted for 15.17% of total employment in Spain.

Conclusion

The introduction of Verifactu and the planned increases in Social Security contributions represent significant changes for the self-employed and small business owners in Spain. Staying informed about these developments and preparing accordingly will be crucial for navigating the evolving business landscape in the years to come.