Greece has rolled out its first phase of mandatory B2B e‑invoicing, targeting large companies from March 2026 and all companies by October 2026, with full penalty enforcement from May 2026. The e‑transportation regime, part of the myDATA platform, now requires real‑time tracking of goods, with Phase A becoming fully mandatory in December 2025 and Phase B fully mandatory from October 2026. The new rules also introduce item‑level classification using the Unified Commodity Coding System from January 2027.

From 1 January 2026, Italy has enacted a new automated VAT assessment regime for omitted annual returns, allowing the tax authority to calculate VAT due using e‑invoicing and other digital data. The automated determination must be completed by 31 December of the seventh year following the missing return, and penalties are capped at 120% of VAT due, reducible to one‑third if paid within 60 days of notice.

The Swedish Ministry of Finance has appointed a special commissioner to lead a comprehensive inquiry into the implementation of the EU’s ViDA directive. The commission, launched on 5 February 2026, is expected to submit its findings and legislative proposals by 30 November 2027, with Sweden required to meet EU digital reporting obligations by 1 July 2030. The review will assess mandatory e‑invoicing for domestic transactions and cross‑border B2B digital reporting.

Dominican Republic has extended the deadline for small businesses to adopt mandatory e-CF e-invoicing from 15 May 2026 to 15 November 2026, while large taxpayers were required to have adopted the system by 31 December 2025. E‑CF invoices must be produced in XML format and submitted to DGII, and taxpayers must register with DGII on the National Register of Taxpayers before implementation. The system also requires specific invoice types to be processed through the e‑CF portal.

Oman will introduce mandatory e‑invoicing for B2B and B2G transactions using a 5‑corner Peppol network, and for B2C via a clearance model through OTA’s Fawtara platform. The rollout begins with a pilot in August 2026, followed by mandatory phases in February 2027 and August 2027 for all VAT‑registered taxpayers.

Italy’s e‑invoicing system will adopt new SDI technical specifications effective 15 May 2026, adding VAT‑group checks, expanded accreditation limits, and a sports‑worker exemption code. The ViDA directive will require Italy to shift from its centralized SdI model to a decentralized reporting architecture by 1 January 2035, and to adopt the EN16931 standard. These changes affect ERP vendors, e‑invoicing service providers, and all businesses issuing electronic invoices in Italy.

Egypt’s Tax Authority has issued new executive instructions establishing a unified VAT refund framework. The new system introduces an electronic completion platform, shortens refund processing to 20 days, and sets a two‑day review period with email notifications for missing documents. The framework also prioritises white‑listed companies and requires electronic invoice statements for refund claims.

Belgium’s FPS BOSA has released updated guidance on its mandatory 2026 B2B e-invoicing regime, clarifying invoice rejection, reverse charge wording, and Peppol delivery monitoring. The update introduces new rules for handling incorrect recipients, softens automatic rejection of reverse charge invoices, and confirms that suppliers must be registered in Peppol to receive self‑billing documents.

Egypt’s Tax Authority has issued new executive instructions to streamline VAT refund processing. The reforms cut the refund period to 20 days, shorten review time to two working days, and set clear notification and document‑submission deadlines. The changes aim to improve speed, accuracy and digital integration for taxpayers.