Oman Moves Toward e-Invoicing that could start in 2026

E-Invoicing Mandate Preparation: The Oman Tax Authority (OTA) is progressing with the implementation of its e-invoicing mandate, set to begin with a two-year rollout plan starting in August 2026.
Pilot Phase Communication: On September 25, 2025, the OTA informed 100 selected companies about the pilot phase of the e-invoicing (Fawtara) Program, which will utilize a 5-corner model for invoice exchange through accredited service providers.
Implementation Timeline: Key milestones include the publication of e-invoicing specifications in November 2025, the release of standards and workshops in December 2025, the launch of a developer’s portal in February 2026, the start of the service provider accreditation process in May 2026, and the go-live of the pilot phase in August 2026, with full rollout expected by August 2028.

Source Pagero

Oman Moves Toward e-Invoicing that could start in 2026

Phased rollout begins August 2026: Oman’s Tax Authority will launch mandatory B2B e-Invoicing starting with the 100 largest taxpayers, progressing through broader adoption until 2028.
Omantel leads system development: The national telecom provider will build and implement the platform, using international standards like UBL and Peppol BIS to ensure interoperability and compliance.
Strategic move in tax modernization: Following the 2021 VAT introduction, e-Invoicing aims to enhance transparency, reduce evasion, and streamline tax processes across all business sectors.

Source Edicom

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E-invoicing