UK confirms mandatory e-invoicing from April 2029: what businesses need to know
The UK has finally drawn a line under years of deliberation. Following its 2025 public consultation, the government has confirmed that mandatory...

Infinite has been our IT systems provider since 2004. The implementation of EDI system automated the flow of documents (such as invoices and orders). The delivery of our products takes place faster now, while the cost of order processing is noticeably lower.
Tomasz Bekasiewicz
IT Manager
Respective announcements have been initiated by the Zakat Tax and Customs Authority (ZATCA) to inform and identify companies who are required to comply with the e-Invoicing integration phase 2 since March 24 this year for wave 3 to wave 6 roll-out.
The following criteria have been declared by ZATCA to guide taxpayers accordingly:
Wave 1:
Wave 2:
Wave 3:
Wave 4:
Wave 5:
Wave 6:
The remaining waves will be published accordingly based on ZATCA’s statement to announce and inform eligible companies at least six months prior their Integration Date.
To ensure smooth transition and implementation of e-Invoicing systems, taxpayers are highly encouraged to assess current invoicing setups and take necessary actions in advance to ensure ample time for deployment and complete compliance.
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