The Oman Tax Authority (OTA) has been approved as a Peppol Authority and is advancing its e-invoicing rollout. A consultation session on December 9, 2025 reviewed the draft data dictionary, and OTA has set a phased accreditation schedule for Q1–Q3 2026, culminating in an August 2026 pilot where taxpayers can exchange e‑invoices. The draft dictionary specifies 53 mandatory fields for standard tax e‑invoices and 66 additional conditional fields.
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LinkedIn Article by Mustafa Syed · 12 days ago
Oman is rolling out a structured e-invoicing system called Fawtara, mandating XML-based invoices, Peppol network routing, and real‑time reporting. The phased rollout begins in August 2026 for large taxpayers and expands to all VAT‑registered businesses by August 2027. Key technical requirements include Oman‑specific PINT format, seller UUID, and accredited access points with MFA and ISO 27001.
VatCalc · about 2 months ago
VatCalc reports that Oman will enforce mandatory B2B and B2G e‑invoicing and e‑reporting via a Peppol 5‑corner model starting 1 Aug 2026. The rollout will be phased, with the first wave in August 2026 for the largest taxpayers, a second wave in February 2027, and a third wave in August 2027. The Oman Tax Authority became the official Peppol Authority in January 2026 and published updated FAQs on 8 Dec 2025.
Taxilla · 4 months ago
Oman will introduce an e-invoicing mandate in 2026. The Oman Tax Authority (OTA) is hosting a second consultative workshop for service providers to discuss compliance and preparation for the upcoming requirement.
Fonoa · 4 months ago
Oman has formally adopted the Peppol e-invoicing framework under its Fawtara programme, covering B2B, B2G and B2C transactions from 2026. A pilot involving the 100 largest taxpayers will start in August 2026, followed by phased implementation. The rollout will use the Peppol five‑corner model and UBL 2.1 data standards.
Gulf News · 4 days ago
UAE businesses face a July 1, 2026 deadline to pick an accredited e‑invoicing service provider and prepare their systems for the mandatory rollout. From January 1, 2027, e‑invoicing will apply to firms with annual turnover above Dh 50 million, using a decentralised 5‑corner model for B2B and B2G transactions. Companies must review accounting systems, conduct gap analyses, upgrade infrastructure, and train staff to avoid operational disruption.
e-Invoice.app · 12 days ago
UAE has launched a Peppol-based 4‑corner e‑invoicing model with a phased rollout. Large businesses must appoint an Accredited Service Provider by 31 July 2026 and begin mandatory e‑invoicing on 1 January 2027, while smaller businesses and government entities follow later dates. The mandate requires PINT AE format invoices transmitted via Peppol, with penalties up to AED 5,000 per month for non‑compliance.
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Key Takeaways
The OTA registration portal opens in Q1 2026, indicated February 2026.
Testing opens in Q2 2026 (May 2026) and the pilot is scheduled for Q3 2026 (August 2026), when taxpayers can begin exchanging e‑invoices.
The draft proposes 53 mandatory fields for standard tax e‑invoices, with 66 additional fields required under certain conditions.
OTA hosted the consultation session on December 9, 2025.
Primary source
Read the full article at PageroThis summary was published on VATfaqs.com on 20 January 2026. It relates to VAT developments in Oman. The original source is Pagero.
