E-invoicing in Oman
Oman’s e‑invoicing efforts restarted in mid‑2025 with Omantel partnership; full rollout begins in 2026 for large enterprises, expanding country‑wide by august 2027 via PEPPOL five-corner model.
- Overall mandate status
- Upcoming
- Tax authority
- Oman Tax Authority (OTA).
- Last updated
- 2 Feb 2026Taken from government sites
Requirements at a glance
Country overview
Oman’s e‑invoicing efforts restarted in mid‑2025 with Omantel partnership; full rollout begins in 2026 for large enterprises, expanding country‑wide by august 2027 via PEPPOL five-corner model.
Legal basis
- Legislation
- Peppol-based e-invoicing model adopted; final framework and specifications under development.
- Authority
- Oman Tax Authority (OTA).
Requirements by transaction type
Key dates and implementation phases
Only dates from the country data are shown. Each milestone is labelled Confirmed, Proposed, or Pending confirmation.
Technical requirements
Latest updates for Oman
All updates
8 of 8 updates
- B2BB2GB2C
Oman Tax Authority Launches the Fawtara Accreditation Portal for Service Providers
The Oman Tax Authority (OTA) has launched the Fawtara accreditation portal, allowing service providers to apply for accreditation ahead of the Peppol 5-corner e-invoicing mandate starting August 2026.
Oman Tax Authority Officially Becomes a Peppol Authority
OpenPeppol has approved the Oman Tax Authority (OTA) as an official Peppol Authority — a major milestone in Oman's e-invoicing journey and the upcoming Peppol 5-corner model rollout.
Oman Prepares to Adopt the Peppol 5-Corner Model
Oman moves closer to adopting the Peppol 5-corner model as the Tax Authority seeks approval to become a Peppol Authority ahead of the 2026 e-invoicing pilot.
Oman Takes Further Steps Toward National E-Invoicing System
Oman advances its e-invoicing rollout as the Tax Authority launches stakeholder consultations and shares a draft data dictionary ahead of the August 2026 pilot phase.
- E-reporting
Oman Publishes New Details on Upcoming E-Invoicing System
Oman’s Tax Authority outlines details of its e-invoicing rollout and 5-corner model, with pilots starting in August 2026 and full implementation by August 2027.
- E-reporting
Oman Tax Authority Announces Phased Implementation Plan for "Fawtara" E-Invoicing Mandate
Oman's mandatory e-invoicing system "Fawtara" starts with 100 companies in August 2026. The 5-corner model requires accredited providers, with nationwide rollout planned by August 2028.
Oman Announces Selection Criteria for E-Invoicing Pilot Program
Oman’s Tax Authority outlines criteria for selecting the first 100 companies for its e-invoicing pilot, focusing on business size, readiness, compliance, and sector coverage.
Oman Resumes Work on National E-Invoicing Framework
Oman restarts its e-invoicing initiative as the Tax Authority signs an infrastructure agreement with Omantel, signalling renewed progress and upcoming regulatory updates.
Related countries
Same region: Middle EastDiscuss your Oman e-invoicing needs
Our team can review the markets you operate in, the invoicing systems you use, and what integration your setup would require — and confirm what applies to Oman.
