UK Announces Peppol as Core Interoperability Network for E-Invoicing

The UK has confirmed Peppol as its core e-invoicing interoperability network, providing businesses with greater clarity ahead of the planned 2029 mandate.

Carolina Porto da Silva
Carolina Porto da Silva
Tax Technology Specialist
Last update
Jun 25, 2026
UK Announces Peppol as Core Interoperability Network for E-InvoicingUK Announces Peppol as Core Interoperability Network for E-Invoicing

UK confirms Peppol as the foundation for future e-invoicing

The UK government has announced that Peppol will serve as the core interoperability network for the country’s future e-invoicing system. The announcement provides taxpayers with a clearer indication of the government’s direction ahead of the planned 2029 e-invoicing mandate.

When will the UK e-invoicing mandate take effect?

The UK is working toward an e-invoicing mandate in 2029. Further stakeholder engagement is expected as the government continues to define and develop the mandate framework.

What does Peppol adoption mean for UK businesses?

The selection of Peppol as the core interoperability network gives businesses an important signal for planning future e-invoicing strategies and implementation roadmaps.

Businesses operating in the UK should begin assessing whether their current invoicing and procurement systems can support Peppol-based interoperability.

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Carolina Porto da Silva

Carolina Porto da Silva

Tax Technology Specialist

Carolina is a Tax Technology Specialist with experience in e-invoicing and digital tax reporting. At Fonoa, she works on ensuring global compliance across invoicing and reporting products, helping to turn complex regulatory requirements into scalable, automated solutions.

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