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User guides / Supplier countries A supplier whose bank account is held in Oman sees the fields below. The country is chosen on the form, and changing it changes the fields, so a supplier is never asked for a detail their country does not use.
Some rules on this page could not be confirmed against a primary source. Those are applied as warnings rather than rejections.

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Bank details

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IBAN

An IBAN is required for Oman. It is 23 characters and is checked against the ISO 7064 MOD-97 algorithm, which catches a mistyped or transposed digit before the details reach your finance system.

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Tax and company registrations

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Where these rules come from

SWIFT IBAN registry (OM, 23 characters); Oman Tax Authority VATIN format. VERIFY: no Oracle-specific rule supplied; encoded from public payments documentation. Tighten against real supplier samples during UAT. Some rules on this page could not be confirmed against a primary source. Those are applied as warnings rather than rejections. Configuration version 2026.09.1. Your organization can override any of these rules for its own suppliers.

Supplier countries

Every country Coverbase validates, side by side.

Supplier information guide

How these details are collected, reviewed, and handed to your finance system.