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ITIN guide for Stripe account holders based in Denmark
ITIN12 min read

ITIN for Stripe account holders from Denmark

Stripe account holders in Denmark need an ITIN for U.S. tax compliance. Understand the IRS Form W-7 process, required documents, and how a Certified Acceptance Agent can streamline your application.

Reviewed by , ITIN Specialist at itin.net.

Stripe account holders in Denmark face U.S. tax compliance hurdles

Stripe account holders based in Denmark often encounter U.S. tax obligations when conducting international business. To receive payments from U.S. customers or to operate a U.S. entity through Stripe, you may need an Employer Identification Number (EIN) and a U.S. bank account. If you are an individual who must file U.S. taxes but cannot obtain a Social Security Number (SSN), the IRS requires you to apply for an Individual Taxpayer Identification Number (ITIN). This is particularly relevant if your business structure or income sources trigger U.S. tax filing requirements. The Denmark–U.S. tax treaty may offer benefits, but correctly claiming them on your tax filings often necessitates an ITIN. Without it, you risk tax penalties and issues with your Stripe account operations. Applying for an ITIN involves specific IRS forms and documentation, and understanding this process is key for compliance. The IRS uses ITINs to track tax return filings for individuals who are not eligible for an SSN. For Danish entrepreneurs and businesses using Stripe for global transactions, this means a direct interaction with the U.S. tax system, even if you are not a U.S. resident. This process ensures that all income earned through U.S.-based platforms like Stripe is properly reported to the IRS. It is a critical step for maintaining a compliant and operational business presence in the U.S. market, regardless of your physical location. The IRS Form W-7 is the primary document for this application. Successfully completing it requires careful attention to detail and accurate supporting documentation to avoid delays or rejections. Many individuals find the process daunting, especially when dealing with foreign tax authorities and U.S. IRS requirements simultaneously.

When an ITIN is required for Stripe account holders in Denmark

An ITIN is required for Stripe account holders in Denmark primarily when you must file a U.S. federal income tax return but are not eligible for an SSN. This situation commonly arises if you have U.S. source income that exceeds certain reporting thresholds, or if you are operating a U.S. business entity. For instance, if you have formed a U.S. LLC using a service like /llc, you will likely need to file IRS Form 5472 to report transactions between the LLC and yourself, which requires either an SSN or an ITIN. Additionally, if your Stripe account facilitates business activities that generate income considered U.S. source income under tax law, you may be obligated to file a U.S. tax return. The IRS requires this reporting to ensure U.S. tax policy is applied consistently. Denmark has a tax treaty with the U.S., which can influence your tax liability on certain types of income. However, to claim treaty benefits on your U.S. tax return, you generally need to file the return itself, and thus, an ITIN. Without an ITIN, you cannot file the necessary forms to take advantage of reduced withholding rates or exemptions provided by the treaty. This can result in higher tax liabilities than necessary. Furthermore, if you are required to file Form 1040-NR (U.S. Nonresident Alien Income Tax Return), an ITIN is mandatory. The IRS uses the ITIN to track your tax obligations and payments accurately. Failure to obtain an ITIN when required can lead to penalties, including substantial fines for non-compliance with reporting requirements. Therefore, understanding these triggers is crucial for maintaining compliance and avoiding unexpected tax burdens.

Required documents for your ITIN application

Applying for an ITIN requires submitting IRS Form W-7 along with specific supporting documentation. The primary document needed to prove your identity and foreign status is a valid passport. If you do not have a passport, other original identification documents issued by your country of citizenship or government may be acceptable, but a passport is the preferred and most straightforward option. Along with your identity document, you must typically provide a U.S. federal income tax return for the year you are claiming the ITIN for. This tax return is the reason you need the ITIN in the first place. For example, if you are applying for an ITIN to file your 2023 U.S. tax return, you will submit the completed 2023 tax return with your Form W-7. If you are claiming an exception to the filing requirement, you will need to provide documentation supporting that exception. For those operating a U.S. LLC and needing to file Form 5472, you will submit Form 5472 along with a pro-forma Form 1120. If you are a non-resident alien claiming treaty benefits, you may need to include the relevant tax forms and potentially proof of your tax residency in Denmark. All submitted documents must be originals or certified copies from the issuing agency. If you mail original documents to the IRS, they are typically returned within 60 days, but it is safer to use a Certified Acceptance Agent. You will also need to provide any other documentation that supports your claim for an ITIN, such as proof of visa status if applicable, or a foreign tax return if it substantiates your U.S. tax filing requirement. Ensure all names match exactly across all documents to prevent delays.

The ITIN application process and timeline

The ITIN application process begins with completing IRS Form W-7 accurately. This form requires personal information, your reason for applying for an ITIN, and details about your U.S. tax filing obligation. You must then gather all required supporting documents, including your original or certified copy of a valid passport and the relevant U.S. federal tax return. Once assembled, the application package can be submitted to the IRS. There are two main ways to submit your application: directly to the IRS service center in Austin, Texas, or through a Certified Acceptance Agent (CAA). Submitting directly to the IRS means you mail your original passport and other sensitive documents, which can take several weeks to be returned. The IRS processing time for ITIN applications submitted directly can be lengthy, often taking 10–15 weeks or more, especially during peak tax seasons. Alternatively, using a CAA like itin.net significantly speeds up the process and eliminates the risk of mailing original documents. When you apply through a CAA, they verify your original identification documents and forward your application to the IRS. The typical timeline for an ITIN application processed via a CAA is much shorter, generally around 5–10 business days for the application to reach the IRS and then an additional 4–6 weeks for the IRS to issue the ITIN. The IRS will mail your ITIN card (Form W-7, ITIN assignment letter CP-565) directly to you. After receiving your ITIN, you can finalize your U.S. tax filings and ensure your Stripe account operations remain compliant. It is important to apply well in advance of any tax deadlines to allow for processing time.

Common mistakes for Denmark-based Stripe account holders

Stripe account holders in Denmark often make specific errors when applying for an ITIN, primarily due to the complexities of international tax compliance. One common pitfall is failing to correctly identify the U.S. tax return or reporting form that necessitates the ITIN. For instance, many individuals forming a U.S. LLC for their Stripe operations overlook the requirement to file Form 5472 and instead believe an ITIN is only for personal income tax. This form has strict reporting deadlines, and failure to file it can result in significant penalties. Another frequent error is mismatched names across documents. Ensure the name on your Form W-7, your passport, and any prior IRS correspondence is identical. Even minor discrepancies can lead to rejection. Furthermore, incomplete or inaccurate treaty claims are problematic. While Denmark has a tax treaty with the U.S., correctly applying treaty provisions on your tax return requires specific documentation and understanding of the treaty articles. Incorrectly claiming treaty benefits without proper substantiation can trigger IRS scrutiny. Many Danish entrepreneurs also underestimate the importance of supporting documentation for their U.S. tax obligation. Simply stating you have U.S. income is often insufficient; you need to provide the tax return or other IRS-approved documentation that proves this obligation. Lastly, sending incomplete applications to the IRS or a CAA, such as missing the tax return or failing to sign Form W-7, will inevitably cause delays. Careful review of all requirements before submission is essential.

Benefits of using a Certified Acceptance Agent (CAA)

Using a Certified Acceptance Agent (CAA) like itin.net offers significant advantages for Stripe account holders in Denmark applying for an ITIN. The most critical benefit is that a CAA can authenticate your original identification documents, such as your passport. This means you do not have to mail your original passport or other vital documents directly to the IRS. Instead, the CAA reviews your originals and returns them to you immediately after verification. This drastically reduces the risk of losing or having your documents misplaced during transit. The IRS trusts the certification provided by CAAs, which can also expedite the processing of your ITIN application. While the IRS aims to process applications submitted directly within 10–15 weeks, applications handled by a CAA are typically processed faster, often within 4–7 weeks from when the IRS receives them. A CAA also acts as an intermediary, ensuring your Form W-7 and supporting tax documents are complete and accurate before they are sent to the IRS. This pre-screening process helps to minimize errors and omissions that are common causes of ITIN application delays or rejections. By ensuring all requirements are met upfront, CAAs help streamline the entire ITIN application journey. This expert guidance is invaluable for individuals unfamiliar with U.S. tax procedures. The service provided by a CAA simplifies a complex process, offering peace of mind and a more efficient path to obtaining your ITIN, which is essential for your Stripe account and U.S. tax compliance.

Next steps after obtaining your ITIN

Once you receive your ITIN from the IRS, typically in the form of letter CP-565, you can proceed with finalizing your U.S. tax obligations and ensuring your Stripe account operations are fully compliant. If you applied for the ITIN to file a pending tax return, you can now submit that return to the IRS. If your ITIN application was tied to requirements for a U.S. entity, such as filing Form 5472 for a U.S. LLC, ensure those forms are filed by their respective deadlines. For those who needed an ITIN to open a U.S. bank account or to ensure proper tax withholding on U.S. source income, you can now complete those processes. Many non-residents use their ITIN to open U.S. business bank accounts with institutions like Mercury, Relay, or Brex, which often require a U.S. tax ID. Having an ITIN solidifies your ability to conduct business in the U.S. through platforms like Stripe without interruption. It is also advisable to review your U.S. tax strategy annually, especially if your income sources or business activities change. The Denmark–U.S. tax treaty may offer ongoing benefits, but claiming them requires continued accurate tax filing. For ongoing support or to address any new tax requirements, consider reviewing the services offered by itin.net or contacting us directly for personalized assistance. Understanding and managing your U.S. tax obligations is an ongoing process, and having the correct documentation like your ITIN is fundamental.

Practical tips

  • Use the exact same legal name on your Form W-7 and your passport to avoid mismatches that can delay or reject your ITIN application.
  • Ensure your U.S. federal income tax return is fully completed and signed before submitting it with your Form W-7 application.
  • If you are applying for an ITIN to file Form 5472 for a U.S. LLC, confirm the specific requirements and deadlines for that form, as penalties for non-compliance are significant.
  • If you are claiming treaty benefits, carefully review the relevant articles of the Denmark–U.S. tax treaty and ensure your application and tax return accurately reflect those provisions.
  • Consider using a Certified Acceptance Agent (CAA) to verify your original documents and expedite your application, avoiding the risk of mailing sensitive personal identification directly to the IRS.

Frequently asked questions

Do I need an ITIN if my Stripe account is solely for personal transactions in Denmark?

Generally, no. An ITIN is required for U.S. tax filing purposes. If your Stripe account activity is entirely outside the U.S. and does not generate U.S. source income or require U.S. entity filings, you likely do not need an ITIN.

How long does it take to get an ITIN for my Stripe account needs?

When applying through a Certified Acceptance Agent (CAA), the process typically takes 5–10 business days for the application to be submitted and verified, followed by IRS processing which can take an additional 4–7 weeks. Direct applications to the IRS can take 10–15 weeks or longer.

Can I use my Danish passport as the primary identification document for my ITIN application?

Yes, a valid Danish passport is the preferred and most commonly accepted form of identification for an ITIN application. It serves as proof of identity and nationality.

What happens if I don't get an ITIN for my Stripe-related U.S. tax obligations?

Failure to obtain an ITIN when required can lead to penalties from the IRS, including fines for non-compliance and potential issues with your U.S. entity or tax filings. It may also impact your ability to operate your Stripe account without interruption if U.S. tax compliance is a prerequisite.

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

The tax treaty itself does not directly affect the ITIN application process. However, you often need an ITIN to file a U.S. tax return to claim benefits provided by the treaty, such as reduced withholding rates on certain income.

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

itin.net focuses on ITIN applications. While we can't directly open a U.S. bank account for you, having your ITIN is a crucial step for opening U.S. business bank accounts. We recommend exploring services like /bank-account for information on opening accounts with institutions that serve non-residents.

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