The Oman Tax Authority (OTA) published a draft e-invoicing data dictionary defining the required data elements, business rules, and standardized codes for e-invoice compliance, as the country prepares for the August 2026 rollout.
The Oman Tax Authority (OTA) published a draft e-invoicing data dictionary defining the required data elements, business rules, and standardized codes for e-invoice compliance, as the country prepares for the August 2026 rollout.