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ITIN guide for TikTok Shop sellers based in Croatia
ITIN14 min read

ITIN for TikTok Shop sellers from Croatia

TikTok Shop sellers in Croatia need an ITIN to comply with U.S. tax obligations. Learn about eligibility, required documents, and the application process with itin.net.

Reviewed by , ITIN Specialist at itin.net.

TikTok Shop Sellers in Croatia Face Unique ITIN Requirements

TikTok Shop sellers operating as individuals from Croatia encounter a specific challenge when onboarding to the platform: the requirement for a U.S. Employer Identification Number (EIN) or an Individual Taxpayer Identification Number (ITIN) for U.S. tax compliance. While U.S. persons and entities typically use an EIN, non-residents without a Social Security Number (SSN) must obtain an ITIN. This is because TikTok Shop, like many U.S.-based platforms, has U.S. tax reporting obligations, which necessitate identification for all sellers earning U.S. income, regardless of their location. For Croatian sellers, this means understanding the ITIN application process, especially if they haven't previously established a U.S. business entity. The Croatia–U.S. tax treaty may offer some benefits, but it does not negate the need for proper U.S. tax identification if income is generated from U.S. sources. The IRS requires this identification to track income and ensure tax compliance for all individuals earning money within the U.S. financial system. Without the correct identification, sellers risk account suspension or other penalties from both the platform and the IRS. This guide focuses on the ITIN requirements specifically for TikTok Shop sellers residing in Croatia, detailing the necessary steps and documentation.

When TikTok Shop Sellers From Croatia Need an ITIN

An ITIN is required for TikTok Shop sellers based in Croatia if you are earning U.S.-source income and are not eligible for an SSN. This requirement is triggered by the need to file a U.S. tax return. For instance, if your sales volume through TikTok Shop reaches a threshold that incurs U.S. tax liability, or if you are receiving payments directly from U.S. customers or U.S.-based payment processors, you likely have U.S. tax obligations. The IRS mandates that individuals who must file U.S. tax returns but lack an SSN must apply for an ITIN using Form W-7. This applies even if you are operating as an individual and not through a formally established U.S. business entity like a U.S. LLC. An ITIN is a 9-digit number issued by the Internal Revenue Service (IRS) solely for tax purposes. It serves as your identification for U.S. federal tax filings. The Croatia–U.S. tax treaty does not exempt Croatian residents from obtaining an ITIN if they meet the criteria for U.S. tax filing. It is essential to distinguish between situations where an ITIN is mandatory for tax filing versus situations where it might be beneficial for other purposes, such as opening a U.S. bank account. For TikTok Shop sellers, the primary trigger is your U.S. tax filing obligation.

Required Documents for Your ITIN Application

To apply for an ITIN, you must submit Form W-7, Application for IRS Individual Taxpayer Identification Number, along with original or certified copies of supporting identification documents and proof of foreign status. The most commonly accepted primary identification document is a valid passport. If you do not have a passport, other documents such as a national identity card, birth certificate, or driver's license may be accepted, but a passport is strongly preferred by the IRS. You will also need to include a copy of your U.S. federal income tax return for which the ITIN is needed. For TikTok Shop sellers in Croatia, this typically means filing a U.S. tax return (such as Form 1040-NR for non-resident aliens) reporting the income earned from your sales. If you are applying for an ITIN to meet a U.S. business requirement, such as for a Form 5472 filing related to a U.S. LLC, you will include that specific tax form. Ensure all documents are current and clearly legible. If your supporting documents are not in English, you must provide a certified translation.

The ITIN Application Process for Croatian Sellers

The ITIN application process involves several steps. First, you must complete Form W-7. This form requires personal information, including your name, address, and reason for applying for an ITIN. Next, you must gather your original or certified copies of identification documents, such as your passport, and a copy of your U.S. tax return. You have three main options for submitting your Form W-7 application: 1. Mail your application directly to the IRS in Austin, Texas. This method requires sending original documents, which carry the risk of loss or delay, and processing can take up to 10-14 weeks or longer. 2. Apply through an IRS-authorized Certified Acceptance Agent (CAA). This is the recommended method as CAAs can verify your original documents and forward your application to the IRS, significantly speeding up the process and eliminating the need to mail originals. This typically takes 5–10 business days. 3. Visit an IRS Taxpayer Assistance Center (TAC) that offers ITIN application services. Appointments are often required, and processing times can vary. For TikTok Shop sellers in Croatia, using a Certified Acceptance Agent (CAA) like itin.net is the most efficient and secure route. We can review your application, verify your identity documents, and submit everything to the IRS on your behalf, minimizing risk and processing time.

Common Mistakes for TikTok Shop Sellers from Croatia

TikTok Shop sellers in Croatia can avoid common pitfalls by being aware of specific application errors. A frequent mistake is failing to include a complete and accurate U.S. tax return with the Form W-7. For example, if you are claiming benefits under the Croatia–U.S. tax treaty, you must correctly complete the relevant forms and schedules detailing your residency and the specific treaty provisions you are claiming. Incomplete or incorrect treaty claims are a major reason for ITIN application rejections. Another common error is submitting photocopies of identification documents instead of original or certified copies. The IRS requires proof of identity and foreign status that cannot be easily forged. Mismatched names between your identification documents and your tax return can also cause delays or rejections. Ensure your legal name is consistent across all submitted documents. Finally, remember that an ITIN is for tax purposes only; it does not grant work authorization in the U.S. or replace an SSN for employment.

Benefits of Using a Certified Acceptance Agent (CAA)

Applying for an ITIN through a Certified Acceptance Agent (CAA) offers significant advantages, particularly for TikTok Shop sellers in Croatia who need a streamlined and secure process. As a CAA, itin.net can authenticate your original identification documents, such as your passport, directly. This means you do not have to mail your original, irreplaceable documents to the IRS. Instead, we review them, make certified copies, and submit your entire application package to the IRS on your behalf. This verification process by a CAA significantly reduces the risk of your documents being lost or stolen in transit. Furthermore, CAAs are trained by the IRS to ensure your Form W-7 is correctly completed and all necessary supporting documentation is included. This attention to detail minimizes the chances of your application being rejected due to common errors. The typical processing time when applying through a CAA is substantially shorter, often within 5–10 business days, compared to the much longer wait times when mailing directly to the IRS. This efficiency is crucial for sellers who need their ITIN quickly to comply with platform requirements or tax deadlines.

Next Steps After Obtaining Your ITIN

Once you receive your ITIN from the IRS, typically in the form of a notice CP-565, you can use it for your U.S. tax filings. For TikTok Shop sellers in Croatia, this means you can now accurately report your U.S.-source income and comply with IRS regulations. If you obtained your ITIN to facilitate a U.S. business setup, such as forming a U.S. LLC, you can now proceed with those steps, potentially including opening a U.S. bank account. Having an ITIN can also assist in other financial dealings within the U.S. If your ITIN application was based on a future tax filing requirement, ensure you file the relevant tax return by the due date. Should you need assistance with your ITIN application or any subsequent U.S. tax obligations, itin.net offers comprehensive services. Review our Standard Package pricing for ITIN applications or contact us directly to discuss your specific situation.

Practical tips

  • Ensure your legal name on Form W-7 exactly matches your passport and any other identification documents submitted.
  • If you are claiming treaty benefits, carefully review the Croatia–U.S. tax treaty articles relevant to your income type and accurately complete all required treaty-related forms.
  • When applying through a Certified Acceptance Agent, provide all requested documentation promptly to expedite the review and submission process.
  • For TikTok Shop sellers operating as individuals, remember that your ITIN application must be accompanied by a U.S. federal income tax return, even if it's a zero-income return for certain situations.
  • Keep digital and physical copies of all documents submitted with your Form W-7 application for your records.

Frequently asked questions

Can I use my Croatian tax identification number instead of an ITIN for TikTok Shop?

No, your Croatian tax identification number is not recognized by the IRS for U.S. tax purposes. If you have U.S. tax obligations as a TikTok Shop seller, you must obtain a U.S. ITIN if you are not eligible for an SSN.

How long does it take to get an ITIN for a TikTok Shop seller from Croatia?

When applying through a Certified Acceptance Agent (CAA) like itin.net, the process typically takes 5–10 business days. Mailing directly to the IRS can take 10–14 weeks or longer.

Do I need an ITIN if I only sell a small amount on TikTok Shop to U.S. customers?

You need an ITIN if your U.S.-source income requires you to file a U.S. tax return. The IRS does not have a de minimis exception for this filing requirement. Consult with a tax professional to determine your specific filing obligations.

What if my passport has expired but I have a new one?

You should use your current, valid passport for your Form W-7 application. If you are using an expired passport as supporting documentation, it must be accompanied by proof of renewal or a new passport application receipt.

Can itin.net help me open a U.S. bank account after I get my ITIN?

Yes, itin.net can assist with the process of opening a U.S. bank account, which is often a necessary step for TikTok Shop sellers. Visit our bank account opening service page for more details.

Does the Croatia–U.S. tax treaty affect my ITIN application?

The tax treaty does not exempt you from needing an ITIN if you have U.S. tax filing obligations. However, the treaty may affect how your U.S.-source income is taxed, and you will need to correctly claim its benefits on your U.S. tax return when applying for your ITIN.

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