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Illustration for an ITIN article aimed at TikTok Shop sellers based in Greece
ITIN12 min read

How TikTok Shop sellers from Greece Get an ITIN

TikTok Shop sellers in Greece need an ITIN to comply with U.S. tax obligations. Learn the specific requirements, application process, and common pitfalls for your business.

Reviewed by , ITIN Specialist at itin.net.

TikTok Shop Sellers in Greece Face Unique ITIN Hurdles

TikTok Shop sellers operating from Greece encounter specific challenges when obtaining an Individual Taxpayer Identification Number (ITIN). Unlike U.S. residents who can apply for a Social Security Number (SSN), individuals outside the U.S. without an SSN who have U.S. tax filing obligations must obtain an ITIN. For Greek TikTok Shop merchants, this often arises because TikTok Shop requires sellers to provide a U.S. tax identification number, which for individuals operating without a U.S. business entity, translates to needing an ITIN. The complexity is compounded by the need to understand U.S. tax forms and procedures from a different legal and tax jurisdiction. The IRS issues ITINs to identify individuals who must file U.S. taxes but are not eligible for an SSN. This includes non-resident aliens earning U.S. income, which is a common scenario for successful TikTok Shop sellers selling to a U.S. customer base. The direct application process can be daunting, involving meticulous form completion and submission of original identification documents, which poses logistical challenges for those based in Greece. Understanding the exact trigger for ITIN necessity is the first step in this process for any Greek seller.

When You Need an ITIN as a TikTok Shop Seller in Greece

An ITIN is required for TikTok Shop sellers in Greece primarily when you operate as an individual and are engaged in activities that create a U.S. tax liability. This often stems from TikTok Shop's onboarding requirements, which mandate a U.S. tax ID. If you have not formed a U.S. LLC or other business entity and are selling directly to U.S. customers as a sole proprietor, the ITIN serves as your personal U.S. tax identification number. This is necessary even if you do not have a physical presence in the U.S. The U.S. tax system taxes income earned within its borders or by its citizens/residents. For non-residents, this often means filing a U.S. tax return, such as Form 1040-NR (U.S. Nonresident Alien Income Tax Return), when certain thresholds of U.S.-sourced income are met. Selling goods to U.S. customers via an online platform like TikTok Shop can generate such income. Without an ITIN, you may face issues with payment processing, tax withholding at higher rates, or penalties from the IRS. The platform's requirement for a U.S. tax ID acts as a direct trigger for many Greek sellers to pursue an ITIN.

Required Documents for Your ITIN Application

To apply for an ITIN, you must complete Form W-7, Application for IRS Individual Taxpayer Identification Number. This form requires specific personal information and must be submitted along with original identification documents or certified copies. The IRS mandates that you provide proof of identity and foreign status. The most commonly accepted document is a valid passport. If you do not have a passport, other documents like a national identity card, birth certificate, or driver's license may be considered, but a passport is strongly preferred for ease of acceptance. You must also submit supporting documentation that demonstrates your need for an ITIN, typically including a U.S. tax return for the year you are claiming an ITIN for, unless you qualify for an exception. For example, if you are claiming a tax treaty benefit, you may need to attach a copy of the relevant U.S. tax return and indicate the treaty article. Ensure all documents are current and valid. The IRS has strict requirements for acceptable documentation, and missing or invalid documents are a primary reason for application delays or rejections.

The ITIN Application Process and Timeline

The ITIN application process begins with accurately completing Form W-7. You then need to submit this form along with your original identification documents and a U.S. tax return (or other required documentation proving your ITIN need) to the IRS. There are three main ways to submit your application: by mail directly to the IRS, by visiting an IRS Taxpayer Assistance Center (TAC) (appointment required), or by using a Certified Acceptance Agent (CAA). For individuals based in Greece, the mail-in option or using a CAA are the most practical. When you mail your application directly to the IRS, you risk sending your original identification documents through the postal service, which can take weeks or months to be returned. Using a Certified Acceptance Agent significantly streamlines this process. A CAA can verify your original identification documents on your behalf, meaning you do not have to mail them to the IRS. This typically results in a much faster processing time. The IRS generally processes ITIN applications within 5–10 business days when submitted through a CAA. Direct mail applications can take significantly longer, often 6–10 weeks, and sometimes more during peak tax seasons. If your application is complete and accurate, you will receive an ITIN assignment letter from the IRS, known as CP-565.

Common Mistakes for Greek TikTok Shop Sellers

TikTok Shop sellers in Greece often make specific errors on their Form W-7 applications. A frequent issue is the mismatch of names between the Form W-7, your passport, and any prior U.S. tax filings. Ensure the legal name is identical across all documents. Another common pitfall is failing to include a complete and accurate U.S. tax return with your Form W-7. If you are applying based on a U.S. tax return, it must be ready to file and accurately reflect your U.S. income. For Greek sellers, incorrectly claiming benefits under the Greece-U.S. tax treaty without understanding the specific articles and requirements can lead to rejection. This includes misunderstanding residency for treaty purposes or the types of income covered. Also, sending photocopies instead of original identification documents or certified copies is a critical error. The IRS requires original documents or certified copies from the issuing agency. Finally, incomplete or illegible information on the Form W-7 itself, such as missing signature or incorrect address, will cause delays.

How a Certified Acceptance Agent Simplifies the ITIN Process

Working with a Certified Acceptance Agent (CAA) offers significant advantages for TikTok Shop sellers in Greece applying for an ITIN. A CAA, such as itin.net, is an individual or entity authorized by the IRS to help applicants obtain ITINs. The primary benefit is that a CAA can authenticate your original identification documents, like your passport. This means you can provide your originals to the CAA, who will verify them and send certified copies to the IRS. You then retain your original documents, avoiding the risk and delay associated with mailing them directly to the IRS. This verification process by a CAA expedites your application, with processing times often reduced to 5–10 business days from the date the IRS receives the application. Furthermore, CAAs are trained to assist with accurate completion of Form W-7 and can provide guidance on the required supporting documentation, reducing the likelihood of common errors that lead to rejections. This specialized assistance is invaluable for individuals unfamiliar with U.S. tax procedures.

Next Steps After Obtaining Your ITIN

Once you receive your ITIN assignment letter (CP-565) from the IRS, you can use it to file your U.S. tax return. If you were required to obtain an ITIN to comply with TikTok Shop's requirements, you will need to provide this number to the platform. If your business grows and you decide to form a U.S. entity, such as a U.S. LLC, you would then apply for an Employer Identification Number (EIN) using Form SS-4. An EIN is required for businesses, whereas an ITIN is for individuals. For Greek sellers, establishing a U.S. bank account may also be a subsequent step, which can sometimes require an EIN or ITIN depending on the bank and entity structure. Consult with a qualified U.S. tax professional or attorney to ensure ongoing compliance and to explore options for optimizing your U.S. tax obligations. You can review the itin.net Standard Package pricing or contact us for personalized assistance with your ITIN application.

Practical tips

  • Ensure the legal name on your Form W-7 precisely matches your passport and any other U.S. tax documents you may have previously filed.
  • If claiming a tax treaty benefit, carefully review the Greece-U.S. tax treaty articles relevant to your income source and consult a tax professional if unsure.
  • Submit your application through a Certified Acceptance Agent to avoid mailing original identification documents and to expedite processing.
  • Include a complete and accurate U.S. tax return with your Form W-7, unless you qualify for a specific exception detailed by the IRS.
  • Double-check all fields on Form W-7 for accuracy and completeness before submission; missing information is a common cause for delays.

Frequently asked questions

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

No, TikTok Shop generally requires a U.S. tax identification number for sellers. Your Greek tax ID is not a substitute for a U.S. ITIN or EIN.

How long does it take to get an ITIN through a Certified Acceptance Agent?

When applying through a Certified Acceptance Agent (CAA) like itin.net, the IRS typically processes ITIN applications within 5–10 business days once the application is received by the IRS. You will then receive your ITIN assignment letter (CP-565).

Do I need to be physically present in the U.S. to apply for an ITIN?

No, you do not need to be physically present in the U.S. to apply for an ITIN. TikTok Shop sellers in Greece can apply from their home country using methods like direct mail or through a Certified Acceptance Agent.

What if my passport is expired?

The IRS requires a valid passport for proof of identity and foreign status. An expired passport is generally not accepted. You will need to use another combination of acceptable identification documents or renew your passport.

Can I apply for an ITIN and an EIN at the same time?

An ITIN is for individuals, while an EIN is for businesses. You apply for them separately using different forms. If you are operating as an individual seller from Greece, you would apply for an ITIN first. If you later form a U.S. business entity, you would then apply for an EIN.

What happens if I don't get an ITIN for my TikTok Shop?

Failure to provide the required U.S. tax identification number to TikTok Shop can lead to issues with account verification, payment holds, or even account suspension. You may also face IRS penalties for not complying with U.S. tax filing obligations if your income meets the reporting threshold.

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