Ireland’s Finance Bill 2026, published on October 19, 2026, sets out the proposed legal framework for modernizing the country’s VAT system through structured e-invoicing and digital reporting. The Bill proposes amendments to the Value-Added Tax Consolidation Act 2010 to prepare businesses for the European Union’s VAT in the Digital Age (ViDA) requirements. The legislation is still subject to parliamentary approval.

VAT Modernization Implementation Timeline

Ireland’s phased VAT modernization rollout remains unchanged. From November 1, 2028, approximately 2,400 VAT-registered large businesses will be required to issue e-invoices and report selected transaction data to Revenue in real time for domestic B2B transactions. From the same date, all businesses in Ireland must receive e-invoices.

Phase Two, starting on November 1, 2029, will extend the domestic requirements to VAT-registered businesses involved in cross-border EU trade. From July 1, 2030, the EU’s ViDA requirements will become mandatory for cross-border EU transactions.

To support implementation, Revenue has launched an online eInvoicing Hub that consolidates VAT modernization guidance, reference materials, and an interactive guide to help businesses understand their obligations. Furthermore, Revenue has published draft regulations covering the practical aspects of implementation, including technical data requirements, the transmission of information to Revenue, and the use of the Peppol network. However, the regulations remain in draft form and may be revised before finalization.

Irish large corporates affected by the first phase of VAT modernization are encouraged to begin preparing for mandatory e-invoicing by reviewing and improving their existing invoicing processes, consulting their software providers, and planning the integration of eInvoicing into their business systems.

Although final system development should await the publication of detailed technical specifications, businesses can begin preliminary planning and system design. Businesses that will only be required to receive electronic invoices from November 1, 2028, do not need to take action at this stage, as further guidance will be made available through Revenue’s eInvoicing Hub.

Conclusion

The transition toward mandatory e-invoicing represents a significant shift in Ireland’s tax administration, aligning the nation with broader EU digital standards. While the full implementation will take several years, early preparation is critical for large businesses to ensure seamless system integration and compliance ahead of the 2028 deadline.