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Illustration for an ITIN article aimed at Shopify store owners based in Belgium
ITIN15 min read

How Shopify store owners from Belgium Get an ITIN

Shopify store owners in Belgium need an ITIN to file U.S. taxes. Learn the requirements, documentation, and application process with itin.net.

Reviewed by , ITIN Specialist at itin.net.

Shopify Store Owners in Belgium Face Specific ITIN Hurdles

Shopify store owners based in Belgium often encounter specific challenges when needing an ITIN. Unlike U.S. residents, you are unlikely to have a Social Security Number (SSN). This is the primary trigger for needing an ITIN: a valid U.S. tax ID for individuals without an SSN who must file U.S. taxes. Your situation is compounded by operating an e-commerce business that likely requires payment processing and potential U.S. tax filings, such as Form 5472 if you've formed a U.S. LLC.

Many Belgian entrepreneurs establish a U.S. LLC to simplify payment processing, particularly with platforms like Stripe or Shopify Payments which may require an Employer Identification Number (EIN) and a U.S. bank account. If you have a U.S. LLC, you are generally required to file Form 5472 to report transactions between the LLC and yourself (a "disregarded entity" filing). Even if you don't have a U.S. LLC, if you have U.S. source income that requires a tax return (e.g., from U.S. customers or digital services taxed in the U.S.), you will need an ITIN.

The Belgium–U.S. tax treaty is in effect, which may influence your U.S. tax obligations and potential withholding. However, the treaty does not eliminate the need for an ITIN if you have a filing requirement. Understanding these specific triggers and the interplay between your e-commerce business, potential U.S. entity structures, and U.S. tax law is the first step toward a smooth ITIN application.

ITIN Eligibility for Belgian Shopify Store Owners

An ITIN is required for Belgian Shopify store owners who have a U.S. tax filing obligation but cannot obtain an SSN. This typically arises in a few key scenarios. Firstly, if you are required to file a U.S. federal income tax return (Form 1040-NR) due to U.S. source income generated by your Shopify store. This income could stem from sales to U.S. customers, digital services, or other U.S. business activities.

Secondly, if you have established a U.S. LLC. Under current IRS regulations, foreign-owned U.S. LLCs that are treated as "disregarded entities" for tax purposes must file Form 5472 and Form 1120 (information return) annually. This filing requirement exists regardless of whether the LLC had any actual income or deductions. Failure to file these forms can result in significant penalties, often $25,000 or more.

Even if your Shopify store primarily serves European customers, U.S. tax laws can still apply. For instance, if you are using U.S.-based payment processors or have a U.S. nexus for tax purposes, you may trigger a filing requirement. The existence of the Belgium–U.S. tax treaty does not exempt you from the requirement to obtain an ITIN if these filing obligations exist. The IRS issues ITINs to identify these individuals for tax administration purposes. You can verify your specific filing requirements with a qualified tax professional.

Required Documents for Your ITIN Application

To apply for an ITIN, you must complete IRS Form W-7, Application for IRS Individual Taxpayer Identification Number. This form requires personal information, including your name, address, and foreign tax identification number (if applicable).

Crucially, you must submit original identification documents or certified copies from the issuing agency. The most commonly accepted document is a valid passport. If you do not have a passport, other documents may be accepted, such as a national identity card, birth certificate, or driver's license, provided they meet specific IRS criteria. All documents must contain your full legal name, current address, and date of birth.

In addition to your identification, you must include proof of your U.S. tax filing requirement. For most Shopify store owners in Belgium, this will be a copy of your U.S. federal income tax return (e.g., Form 1040-NR) that you are filing for the relevant tax year. If your ITIN is needed for a U.S. LLC filing (Form 5472), you will typically attach the relevant tax forms to your Form W-7 application. Ensure all forms are accurately completed and signed. Missing or incomplete documentation is a leading cause of application delays or rejections.

The ITIN Application Process for Belgian Residents

The ITIN application process involves several steps, with the timeline varying based on how you submit your application. The IRS generally processes ITIN applications submitted directly to them within 7–10 weeks. However, a significantly faster route is available through a Certified Acceptance Agent (CAA).

When applying through a CAA like itin.net, the process is streamlined. You will complete Form W-7 and provide your original identification documents (or certified copies) to the CAA. The CAA verifies your identity and the authenticity of your documents on the spot, forwarding your application package to the IRS. This verification step by the CAA typically speeds up the process considerably.

After the CAA submits your application, it takes approximately 5–10 business days for the IRS to issue your ITIN once they have accepted the application. You will receive an official ITIN assignment letter, known as CP-565, directly from the IRS. This ITIN is then used on your U.S. tax return. If you are filing a U.S. LLC tax return (Form 5472), the ITIN will be used on that return. If you are filing directly with the IRS without a CAA, you must mail your original identification documents to the IRS, which carries a higher risk of loss or damage and a longer processing time.

Common ITIN Mistakes for Shopify Entrepreneurs

Shopify store owners in Belgium often make specific errors when applying for an ITIN, largely stemming from the complexities of U.S. e-commerce and international business. A frequent pitfall is an incomplete or inaccurate Form W-7. Ensure all fields are filled out correctly, paying close attention to your legal name as it appears on your passport.

Mismatched names across your application documents are a common reason for rejection. If your passport, tax return, and Form W-7 do not show the exact same name, the IRS may deny your application. Another mistake is failing to include the required supporting U.S. tax return. Your ITIN application must be accompanied by a filed U.S. tax return for the year you are claiming the ITIN, unless you qualify for an exception (which is rare for this audience).

For those with a U.S. LLC, incorrectly completing Form 5472 or failing to file it altogether is a significant error. This form is mandatory for foreign-owned U.S. entities. Additionally, misinterpreting or incorrectly claiming benefits under the Belgium–U.S. tax treaty on your U.S. tax return can lead to delays or rejections. Confirming your treaty status and eligibility with a tax professional is advised. Finally, sending original identification documents directly to the IRS, rather than using a CAA, increases the risk of loss and significantly extends processing times.

The Certified Acceptance Agent (CAA) Advantage

Applying for an ITIN through a Certified Acceptance Agent (CAA) offers distinct advantages for Shopify store owners in Belgium. The primary benefit is the elimination of the need to mail original identification documents to the IRS. Instead, the CAA, such as itin.net, will review and verify your original identification documents or certified copies at the time of your application.

This verification process by a trusted IRS-authorized agent significantly reduces the risk of your documents being lost or damaged in transit. Furthermore, CAAs are trained to ensure your Form W-7 and supporting documentation are complete and accurate before submission. This pre-screening helps minimize errors that could lead to application delays or rejections.

Utilizing a CAA like itin.net can expedite the overall process. While the IRS still performs the final review and ITIN assignment, the initial verification and submission are handled efficiently. This means you get your ITIN faster, allowing you to proceed with your U.S. tax filings or business setup requirements sooner. The typical processing time when using a CAA is 5–10 business days after the IRS receives the application package.

Next Steps After Receiving Your ITIN

Once you receive your ITIN assignment letter (CP-565) from the IRS, you can proceed with your U.S. tax obligations. If your ITIN was required for filing a U.S. tax return (e.g., Form 1040-NR), ensure this return is filed by the appropriate deadline. If you are filing for a U.S. LLC, you will use your ITIN on Form 5472 and the associated Form 1120.

Many Shopify store owners use their ITIN in conjunction with establishing a U.S. business presence. This might involve opening a U.S. bank account to manage your e-commerce revenue more efficiently. Platforms like Mercury, Relay, or Brex often require an ITIN or EIN for non-resident account opening. Having a U.S. bank account can simplify payment processing and business operations.

Your ITIN is a permanent identification number. You will use it for all future U.S. tax filings. If your personal circumstances change or if you establish new U.S. tax obligations, your ITIN remains your primary identifier for U.S. tax purposes. For specific guidance on your next steps or to initiate the ITIN application process, consider reviewing the services offered at itin.net or contacting us directly for assistance.

Practical tips

  • Ensure your legal name on Form W-7 exactly matches your passport or national identity card. Any discrepancies can cause delays or rejection.
  • If you have a U.S. LLC, confirm you are correctly filing Form 5472 and Form 1120. These are mandatory for foreign-owned U.S. entities.
  • Gather all required identification documents and your U.S. tax return before starting the Form W-7 application to avoid delays.
  • Understand that the Belgium–U.S. tax treaty may affect your tax liabilities, but it does not eliminate the need for an ITIN if you have a filing requirement.
  • When applying through a Certified Acceptance Agent (CAA), you avoid mailing original documents to the IRS, which significantly enhances security and processing speed.

Frequently asked questions

Do I need an ITIN if my Shopify store only sells to customers in Europe?

Generally, if your Shopify store has no U.S. nexus (e.g., no U.S. business registration, no U.S. bank account, no significant U.S. customer base triggering U.S. tax obligations), you likely do not need an ITIN. However, if you use U.S.-based payment processors or have any U.S. tax filing requirement, an ITIN may be necessary. Consult a tax professional to confirm.

How long does it take to get an ITIN via itin.net?

When you apply through a Certified Acceptance Agent (CAA) like itin.net, the IRS typically assigns your ITIN within 5–10 business days after they receive your application package. The CAA handles the initial verification, speeding up the process compared to applying directly with the IRS.

What is the difference between an ITIN and an EIN for a Belgian Shopify owner?

An ITIN is for individuals who need to file U.S. taxes but don't have an SSN. An EIN (Employer Identification Number) is for businesses, like a U.S. LLC or corporation. If you form a U.S. LLC for your Shopify store, you will likely need an EIN for the LLC and an ITIN for yourself as the owner if you have personal U.S. tax filing obligations.

Can I use my Belgian national ID card instead of a passport for my ITIN application?

The IRS prefers a valid passport as proof of identity for ITIN applications. If you do not have a passport, other documents like a national identity card, driver's license, or birth certificate may be accepted, but they must meet specific IRS requirements and be accompanied by other supporting documents. Check the IRS guidelines or consult with a CAA for details.

What happens if I don't file Form 5472 for my U.S. LLC?

Failure to file Form 5472 and Form 1120 for a foreign-owned U.S. LLC can result in substantial IRS penalties, often starting at $25,000 per form. It is crucial to file these forms annually if you have a U.S. LLC, even if it had no reportable transactions.

Does the Belgium–U.S. tax treaty exempt me from needing an ITIN?

The Belgium–U.S. tax treaty primarily addresses double taxation and withholding rates on certain types of income. It does not exempt you from the requirement to obtain an ITIN if you have a U.S. tax filing obligation, such as filing a U.S. federal income tax return or specific informational returns like Form 5472.

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