Skip to main content
itin.net
Illustration for an ITIN article aimed at agency owners based in Denmark
ITIN12 min read

How agency owners from Denmark Get an ITIN

Danish agency owners need an ITIN for U.S. tax obligations. Learn the requirements, application process, and common pitfalls to ensure a smooth submission.

Reviewed by , ITIN Specialist at itin.net.

Danish Agency Owners Face Unique U.S. Tax Triggers

Agency owners in Denmark engaged with U.S. clients often encounter situations requiring a U.S. tax identification number. Specifically, when your Danish agency enters into contracts with U.S. clients, or processes payments through U.S. financial institutions, you may need to provide a U.S. tax ID. This is particularly true if you are operating as a U.S. entity, such as a U.S. LLC, for contractual or payment processing ease. Without a U.S. tax ID like an Employer Identification Number (EIN) or an Individual Taxpayer Identification Number (ITIN), U.S. clients or payment processors may withhold U.S. taxes at the highest applicable rate. The Denmark–U.S. tax treaty may offer some relief, but establishing proper U.S. tax compliance first is often a prerequisite to claiming treaty benefits. This means obtaining the correct U.S. tax identification number to satisfy reporting requirements and avoid unnecessary tax withholding.

ITIN Eligibility for Danish Agency Owners

An ITIN is required for Danish agency owners who have a U.S. tax filing obligation but do not have, and are not eligible to obtain, a Social Security Number (SSN). This typically arises when you are earning U.S. source income that is not directly tied to employment by a U.S. entity for which you receive a W-2. For agency owners, this can include income from services performed for U.S. clients, especially if you are operating as a sole proprietor or through a pass-through entity that requires you to report the income on your personal U.S. tax return. Even if your Danish entity has an EIN, the individuals behind the entity may still need an ITIN if they personally receive U.S. income. Furthermore, if you are required to file informational returns like Form 5472 due to U.S. business activities or ownership of a U.S. LLC, and you do not have an SSN, an ITIN is necessary. The IRS uses the ITIN to track tax information for individuals who are not U.S. residents but have U.S. tax reporting responsibilities.

Required Documentation for ITIN Application

To apply for an ITIN, you must complete IRS Form W-7. This form requires specific personal information and details about your reason for applying. The most critical part of the application is providing original or certified copies of identification documents. For most applicants, a valid, unexpired passport is the preferred primary identification document. If you do not have a passport, other documents can be used, but a passport significantly simplifies the process. You will also need to provide a U.S. federal income tax return that you are filing or are exempt from filing. For agency owners in Denmark, this would typically be a U.S. tax return reporting the income earned from your U.S. clients. Supporting documents may include foreign tax returns, a U.S. visa (if applicable), or proof of U.S. residency if you have spent time in the U.S. Ensure all documents are either originals or certified copies from the issuing agency.

The ITIN Application Process for Danish Residents

Applying for an ITIN involves several steps, with the primary method being submission of Form W-7 along with your U.S. tax return and supporting identification documents. You can mail these documents directly to the IRS service center in Austin, Texas, but this method involves a longer processing time and the risk of mailing original identification. Alternatively, you can apply through a Certified Acceptance Agent (CAA). A CAA can verify your original identification documents and forward your application to the IRS on your behalf, eliminating the need to mail your passport or other original documents. The IRS processes ITIN applications within 5–10 business days when submitted through a CAA. Direct mail applications to the IRS can take significantly longer, often several weeks or even months, especially during peak tax seasons. After approval, the IRS will issue you an ITIN via mail, which you will then use for all future U.S. tax filings.

Common Application Mistakes for Danish Agency Owners

Agency owners from Denmark submitting Form W-7 often make specific errors related to their U.S. business activities. A common pitfall is failing to include a complete and accurate U.S. federal income tax return with the Form W-7. If you are claiming an exception to filing, ensure you correctly identify the exception code on the W-7. Another frequent mistake is mismatched names across identification documents, Form W-7, and any prior IRS correspondence; consistency is vital. Incorrectly claiming tax treaty benefits without understanding the specific treaty article and your residency status can also lead to rejection. For those setting up a U.S. LLC, ensure your personal tax identification aligns with the entity's reporting requirements. Mailing original identification documents directly to the IRS without using a CAA service poses a risk of loss or damage, which is a significant inconvenience.

Benefits of Using a Certified Acceptance Agent (CAA)

Using a Certified Acceptance Agent (CAA) streamlines the ITIN application process significantly for agency owners in Denmark. A CAA, such as itin.net, is authorized by the IRS to verify your identity and review your supporting documentation in person. This means you do not have to mail your original passport or other vital identification documents to the IRS. The CAA representative will examine your documents, confirm their authenticity, and then submit your completed Form W-7 and supporting tax return directly to the IRS. This method typically results in a faster processing time, often within 5–10 business days, compared to several weeks or months for direct mail applications. Furthermore, the CAA's expertise helps ensure your application is complete and accurate, reducing the likelihood of errors and rejections. This service provides peace of mind, knowing your sensitive documents are handled securely and your application is professionally reviewed before submission.

Next Steps After Obtaining Your ITIN

Once you receive your ITIN from the IRS, you can use it for all U.S. tax filing purposes. This includes filing your annual U.S. federal income tax return and any other required IRS forms. If you are operating a U.S. LLC, the ITIN will be crucial for compliance with IRS regulations, especially regarding Form 5472 reporting for foreign-owned U.S. entities. You may also need your ITIN to open a U.S. bank account, although some banks may have specific requirements. Remember that an ITIN does not grant you the right to work in the U.S. or provide any immigration benefits. It is solely a tax processing number. For ongoing U.S. tax compliance, consider reviewing the services offered by itin.net or contacting us directly to discuss your specific situation and ensure all your U.S. tax obligations are met efficiently.

Practical tips

  • Use the same legal name across Form W-7, your passport, and any prior IRS correspondence; mismatched name fields are a common cause for rejection.
  • Ensure your submitted U.S. tax return is complete and accurate, as it is a mandatory component of the ITIN application.
  • If you are eligible for a treaty benefit, ensure you correctly identify the relevant treaty article and your residency status on Form W-7.
  • Consider using a Certified Acceptance Agent (CAA) to avoid mailing original identification documents to the IRS, which expedites processing and enhances security.
  • Keep copies of all documents submitted with your ITIN application, including Form W-7 and your tax return, for your records.

Frequently asked questions

Do I need an ITIN if my Danish agency has a U.S. EIN?

Yes, you may still need an ITIN even if your Danish agency has a U.S. EIN. The EIN identifies the business entity, while an ITIN identifies you as an individual for tax purposes. If you personally receive U.S. source income or have other individual U.S. tax filing obligations, you will likely need an ITIN.

How long does it take to get an ITIN as a resident of Denmark?

When applying through a Certified Acceptance Agent (CAA), the process typically takes 5–10 business days. If you mail your application directly to the IRS, it can take significantly longer, potentially several weeks or months, depending on IRS processing times.

Can I use my Danish driver's license as identification for my ITIN application?

The IRS prefers a valid, unexpired passport as the primary identification document for ITIN applications. While other documents may be accepted, a passport generally simplifies the process. It is best to confirm with a Certified Acceptance Agent or the IRS if a Danish driver's license is acceptable as a sole supporting document.

What is the cost associated with obtaining an ITIN?

The IRS does not charge a fee to apply for an ITIN. However, if you use a service like itin.net for assistance, there will be a professional service fee. Our Standard Package is $497, and renewals are $397.

Will applying for an ITIN affect my tax status in Denmark?

An ITIN is a U.S. tax processing number and does not inherently alter your tax residency or obligations in Denmark. However, you should always consult with a Danish tax advisor to understand any potential implications of U.S. income reporting on your Danish tax return, especially regarding the Denmark–U.S. tax treaty.

What happens if my ITIN application is rejected?

If your ITIN application is rejected, the IRS will typically send you a notice explaining the reason for the rejection. Common reasons include incomplete forms, missing or unacceptable identification documents, or a missing U.S. tax return. You will need to correct the identified issues and resubmit your application.

Ready to Apply for Your ITIN?

Our IRS-Certified Acceptance Agents make the process simple and remote — from anywhere in the world.

  • IRS Certified
  • 5–10 Business Days
  • Money-Back Guarantee