Why you need a Tax File Number (TIN)
A Tax File Number (also called TIN, Tax ID, NIF, SSN in some countries) is required for filing taxes, opening business accounts, receiving income, and formal employment. Use our global directory to locate the exact steps for your country.
Who it's for
Residents, non-residents, businesses, freelancers, and expats.
Typical documents
ID/passport, proof of address, company registration (if applicable).
Apply for a Tax File Number
We offer guided application support to help you prepare documents and submit to the tax authority. Start by selecting your country from the list on the right (or search below).
- Choose your Tax File Number country
- Check the Tax File Number required documents
- Complete Tax File Number the online form or download PDF
- Submit and receive your TIN
Need help? Contact our support for prioritized assistance.
Tax File Number Frequently asked questions
How long does it take to get a TIN?
Processing times vary by country — anywhere from immediate (instant issuance online) to several weeks for manual processing.
Do I need a local address?
Some countries require proof of local address; others allow non-resident registration. Check your country page for details.
Is applying the same for individuals and businesses?
Business tax IDs often require company registration documents; individual TINs require identity and residency documents.
Global list of countries that require tax declaration
Almost every sovereign country requires some form of tax declaration or tax identification for residents and many for non-residents. Below is an alphabetical list of countries — click any country to open a short guide (draft content).