Countries
| Country | IBAN | Tax registrations | Rule confidence |
|---|---|---|---|
| Albania | Optional | Tax ID / VAT number | High |
| Algeria | Optional | Tax ID / VAT number | High |
| Andorra | Optional | Tax ID / VAT number | High |
| Argentina | Optional | Tax ID / VAT number | High |
| Australia | Optional | ABN | High |
| Austria | Required | Tax ID / VAT number | High |
| Azerbaijan | Optional | Tax ID / VAT number | High |
| Bahrain | Optional | Tax ID / VAT number | High |
| Belarus | Optional | Tax ID / VAT number | High |
| Belgium | Required | Tax ID / VAT number | High |
| Bosnia and Herzegovina | Required | Tax ID / VAT number | High |
| Brazil | Optional | CNPJ | High |
| British Virgin Islands | Optional | Tax ID / VAT number | High |
| Bulgaria | Required | UIC (BULSTAT), VAT number | High |
| Canada | Optional | Business Number (BN) | High |
| Chile | Not used | RUT | Medium |
| China | Not used | Unified Social Credit Code | Medium |
| Colombia | Optional | NIT | High |
| Costa Rica | Optional | Tax ID / VAT number | High |
| Croatia | Required | Tax ID / VAT number | High |
| Cyprus | Required | Tax ID / VAT number | High |
| Czech Republic | Required | Tax ID / VAT number | High |
| Côte d’Ivoire | Optional | Taxpayer account number | Medium |
| Denmark | Required | Tax ID / VAT number | High |
| Dominican Republic | Optional | Tax ID / VAT number | High |
| Egypt | Optional | Tax ID / VAT number | High |
| El Salvador | Optional | Tax ID / VAT number | High |
| Estonia | Required | Tax ID / VAT number | High |
| Faroe Islands | Optional | Tax ID / VAT number | High |
| Finland | Required | Business ID (Y-tunnus) | High |
| France | Required | SIREN, SIRET, VAT number | High |
| French Guiana | Required | Tax ID / VAT number | High |
| Georgia | Optional | Tax ID / VAT number | High |
| Germany | Required | VAT number (USt-IdNr.) | High |
| Ghana | Not used | TIN | Low |
| Gibraltar | Required | Tax ID / VAT number | High |
| Greece | Required | Tax ID / VAT number | High |
| Greenland | Optional | Tax ID / VAT number | High |
| Guadeloupe | Required | Tax ID / VAT number | High |
| Guatemala | Optional | Tax ID / VAT number | High |
| Hong Kong SAR | Not used | Business Registration Number | Medium |
| Hungary | Required | Tax ID / VAT number | High |
| Iceland | Required | Tax ID / VAT number | High |
| India | Optional | PAN, GSTIN | High |
| Indonesia | Not used | NPWP | Medium |
| Iran | Optional | Tax ID / VAT number | High |
| Iraq | Optional | Tax ID / VAT number | High |
| Ireland | Required | VAT number | High |
| Israel | Optional | Tax ID / VAT number | High |
| Italy | Required | Partita IVA | High |
| Japan | Optional | Corporate Number | High |
| Jordan | Optional | Tax ID / VAT number | High |
| Kazakhstan | Optional | Tax ID / VAT number | High |
| Kosovo | Optional | Tax ID / VAT number | High |
| Kuwait | Optional | Tax ID / VAT number | High |
| Latvia | Required | Tax ID / VAT number | High |
| Lebanon | Optional | Tax ID / VAT number | High |
| Liechtenstein | Required | Tax ID / VAT number | High |
| Lithuania | Required | Tax ID / VAT number | High |
| Luxembourg | Required | Tax ID / VAT number | High |
| Malaysia | Not used | Tax Identification Number | Medium |
| Malta | Required | Tax ID / VAT number | High |
| Martinique | Required | Tax ID / VAT number | High |
| Mauritania | Optional | Tax ID / VAT number | High |
| Mauritius | Required | Tax Account Number (TAN) | Medium |
| Mayotte | Required | Tax ID / VAT number | High |
| Mexico | Optional | RFC | High |
| Moldova | Optional | Tax ID / VAT number | High |
| Monaco | Required | Tax ID / VAT number | High |
| Montenegro | Required | Tax ID / VAT number | High |
| Morocco | Optional | Tax ID / VAT number | High |
| Netherlands | Required | KvK number, BTW-id | High |
| New Zealand | Optional | Tax ID / VAT number | High |
| Nigeria | Not used | TIN | High |
| Norway | Required | Tax ID / VAT number | High |
| Oman | Required | VAT identification number | Medium |
| Pakistan | Optional | Tax ID / VAT number | High |
| Palestine | Optional | Tax ID / VAT number | High |
| Peru | Not used | RUC | Medium |
| Philippines | Not used | TIN | Medium |
| Poland | Required | NIP | High |
| Portugal | Required | NIF | High |
| Qatar | Optional | Tax ID / VAT number | High |
| Reunion | Required | Tax ID / VAT number | High |
| Romania | Required | Tax ID / VAT number | High |
| Saint Barthelemy | Required | Tax ID / VAT number | High |
| Saint Lucia | Optional | Tax ID / VAT number | High |
| Saint Martin (French Section) | Required | Tax ID / VAT number | High |
| Saint Pierre and Miquelon | Required | Tax ID / VAT number | High |
| San Marino | Required | Tax ID / VAT number | High |
| Saudi Arabia | Suggested | VAT number | High |
| Senegal | Optional | Tax ID / VAT number | High |
| Serbia | Optional | Tax ID / VAT number | High |
| Seychelles | Optional | Tax ID / VAT number | High |
| Singapore | Optional | UEN | High |
| Slovakia | Required | Tax ID / VAT number | High |
| Slovenia | Required | Tax ID / VAT number | High |
| South Africa | Not used | Income tax reference number, CIPC registration number | Medium |
| South Korea | Not used | Business Registration Number | Medium |
| Spain | Required | NIF / CIF | High |
| Sweden | Required | Organisationsnummer | High |
| Switzerland | Required | UID | High |
| Thailand | Not used | Tax ID | Medium |
| Tunisia | Optional | Tax ID / VAT number | High |
| Türkiye | Required | Vergi Kimlik Numarası | High |
| Ukraine | Optional | Tax ID / VAT number | High |
| United Arab Emirates | Required | Tax Registration Number | High |
| United Kingdom | Required | Company number, VAT number | High |
| United States | Optional | EIN | High |