Tax Identification Numbers Around the World
Originally published: Last updated: By Korvia Editorial Team
As an expat, opening a bank account in a foreign country can seem daunting, but it is a crucial step in managing your finances while living abroad. In Korea, one of the key requirements for opening a bank account is obtaining a Korean Tax Identification Number (TIN), also known as a Resident Registration Number (RRN).
[List of Taxpayer Numbers]
| Country | Country Code | TIN Automatic | Taxpayer Number Name | Taxpayer Number Structure |
|---|---|---|---|---|
| South Africa | ZA | Yes | Tax Identification Number | 10 digits, starting with 0, 1, 2, 3 or 9 (e.g. 0123456789). Can be found on all taxpayer-related correspondence. |
| New Zealand | NZ | Yes | IRD Number | 8-9 digit numbers (e.g. 99999999/999999999). Printed on all tax returns and notices. |
| United Kingdom | GB | Yes | National Insurance Number (NINO) or Unique Taxpayer Reference (UTR) | NINO: 9 digits, consisting of 2 letters, 6 digits, and 1 letter (e.g. AA999999A). UTR: 10 digits, found on the first page of tax returns. |
| Ireland | IE | Yes | PPSN(Personal Public Service Number) | 8-9 digit numbers and letters (e.g. 1234567T/1497955KA). |
| United States | US | Yes | Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN) | SSN: 9 digits (xxx-xx-xxxx). EIN: 9 digits (xx-xxxxxxx). ITIN: 9 digits (9xx-xx-xxxx). |
| Canada | CA | Yes | Social Insurance Number (SIN) | 9 digits (e.g. 999 999 999). Found on the top right of individual income tax returns. |
| Australia | AU | Yes | Tax File Number (TFN) or Australian Business Number (ABN) | TFN (for individuals): 8-9 digits (e.g. XXX XXX XXX). ABN (for businesses): 11 digits (e.g. XX XXX XXX XXX). |
Sources
- Income Tax / Year-end Settlement — National Tax Service of Korea (국세청)