Explanation of TIN

What Is a Tax Identification Number (TIN)?

A Tax Identification Number (TIN) is a unique number used by governments to identify individuals and entities for tax purposes. It helps authorities track tax obligations, verify identity, and ensure compliance with local tax laws.

Different countries use different names for this number, but its purpose is generally the same. It links you to your tax records.

Common Names for TIN by Country

Country
Number to Provide
Local Name / Notes

United States

Social Security Number (SSN) / ITIN

SSN for citizens/residents; ITIN for non-residents who file taxes.

France

Numéro fiscal (NIF)

13-digit tax identification number on tax documents.

Netherlands

Burgerservicenummer (BSN)

Universal citizen service number.

United Kingdom

National Insurance Number (NINO)

Used for tax, employment, and benefits.

UAE

Emirates ID Number

Issued to all residents and citizens.

Saudi Arabia

National ID / Iqama Number

Unique number issued to citizens (National ID) and residents (Iqama).

Canada

Social Insurance Number (SIN)

Required for tax filing and employment.

Germany

Steueridentifikationsnummer (Steuer-ID)

Permanent personal tax number.

Italy

Codice Fiscale

Universal personal tax code.

Spain

NIF / NIE

NIF for citizens, NIE for foreign residents.

Australia

Tax File Number (TFN)

Used for tax reporting and employment.

Brazil

Cadastro de Pessoas Físicas (CPF)

Used for taxes and many official activities.

Japan

Individual Number ("My Number")

Used for tax and social security.

South Africa

Income Tax Reference Number

Issued by SARS after registration

(every taxpayer must have one).

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