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LLC15 min read

U.S. LLC Tips for Substack writers from Iceland

Substack writers in Iceland can establish a U.S. LLC for tax compliance and liability protection. Learn the process, required documents, and common pitfalls.

Reviewed by , ITIN Specialist at itin.net.

Why U.S. LLCs Are Essential for Substack Writers in Iceland

Substack writers based in Iceland face a specific challenge when their earnings reach a certain threshold or when they require a U.S. business presence for payment processing. The primary friction point is often the need for a U.S. taxpayer identification number, such as an Employer Identification Number (EIN), to comply with U.S. tax reporting requirements, especially when dealing with platforms like Stripe that handle payouts. Without proper identification, these payments can be delayed or subject to backup withholding. Establishing a U.S. LLC provides a formal business structure that can facilitate obtaining an EIN and managing U.S. financial obligations, offering a clear pathway to compliance and operational stability for your Substack business. This structure is particularly relevant for non-residents who might not otherwise have a U.S. nexus but need to operate within its financial ecosystem.

Eligibility and Triggers for Forming a U.S. LLC

Forming a U.S. LLC becomes necessary for Substack writers in Iceland when their income streams necessitate a U.S. business entity for tax and payment processing reasons. Platforms like Stripe, which are commonly used by Substack for creator payouts, often require a U.S. business or individual tax identification number for reporting purposes. If you are receiving significant payments or need to open a U.S. bank account to manage these funds, a U.S. LLC is a common requirement. While not strictly mandatory for all non-resident Substack writers, it becomes a strategic decision once you aim for professionalizing your operation, expanding your reach into the U.S. market, or fulfilling specific platform requirements. The U.S. offers a flexible business environment for non-residents, allowing you to form an LLC in any state regardless of your physical location in Iceland.

Required Documents for U.S. LLC Formation

Forming a U.S. LLC as a non-resident writer in Iceland involves several key documents. You will need a scan of your passport to verify your identity. A U.S. business address is also required; this is often provided by a registered agent service. The formation itself is completed by filing Articles of Organization with the chosen state's Secretary of State. Crucially, you will also need an Operating Agreement, a private document outlining the ownership and operating procedures of your LLC. After the LLC is formed, you will need to apply for an Employer Identification Number (EIN) using Form SS-4. Finally, for tax filing purposes, you will likely need an Individual Taxpayer Identification Number (ITIN) if you do not have an SSN. The ITIN application is filed using Form W-7. All these documents are essential for establishing and operating your U.S. business legally.

The U.S. LLC Application Process and Timeline

The process of forming a U.S. LLC for Substack writers in Iceland typically begins with selecting a state. Delaware, Wyoming, and Nevada are popular choices for non-residents due to their business-friendly laws and tax structures. Once the state is chosen, you will file the Articles of Organization with the Secretary of State. This step usually takes 5–10 business days, though expedited filing options are available in many states, potentially returning results in as little as one business day. Following LLC formation, you will apply for an EIN using Form SS-4. This application process can take several weeks if applying directly with the IRS, but can be expedited through certain channels. If you require an ITIN, the Form W-7, which is used to apply for an ITIN, can be processed concurrently or after the EIN is obtained. The entire process, from initial filing to obtaining both an EIN and an ITIN, can take several weeks to a few months, depending on IRS processing times and how you choose to apply.

Common Mistakes for Icelandic Substack Writers

Icelandic Substack writers forming a U.S. LLC often encounter specific pitfalls. One common error is failing to secure an EIN promptly after formation, which can delay Stripe payouts and lead to backup withholding. Another is neglecting the Operating Agreement; while not filed with the state, it's crucial for defining ownership and operations and is often requested by banks. Substack writers also sometimes overlook the U.S. reporting requirements, such as filing Form 5472, which is required for foreign-owned U.S. LLCs. Incorrectly applying for an ITIN or EIN, perhaps by providing inconsistent personal information between your passport and the application, can lead to delays or rejections. Lastly, choosing a state with high franchise taxes, like California or New York, without understanding the implications for a non-resident business owner, can create unexpected tax liabilities.

The Certified Acceptance Agent (CAA) Path for ITIN Applications

Applying for an ITIN can be done directly with the IRS or through a Certified Acceptance Agent (CAA). As a Certified Acceptance Agent, itin.net can help streamline the ITIN application process for Substack writers in Iceland. A CAA assists applicants in completing Form W-7, verifies original identification documents (like your passport), and submits the application package to the IRS on your behalf. This significantly reduces the risk of errors and eliminates the need to mail your original passport to the IRS, which can take many months to be returned. For non-residents, this verification service is invaluable, providing a more secure and often faster route to obtaining your ITIN, which is essential for tax reporting and potentially for opening a U.S. bank account.

Next Steps After LLC Formation

Once your U.S. LLC is formed and you have secured your EIN and ITIN, the next critical step is to open a U.S. bank account. Services like Mercury, Relay, or Brex are popular among non-residents for this purpose, simplifying financial management and payment processing. Ensure your bank account is opened under the name of your LLC. You will also need to understand your U.S. tax obligations, including filing annual reports with your state of formation and potentially filing U.S. federal tax returns using Form 1040-NR if you have U.S.-sourced income beyond what's covered by your LLC structure. Given the complexities, consulting with a tax professional familiar with U.S. and Icelandic tax law is advisable. Explore itin.net's LLC formation services or contact us for personalized assistance.

Practical tips

  • Obtain your EIN immediately after LLC formation to ensure timely Stripe payouts and avoid backup withholding.
  • Always create and maintain a detailed Operating Agreement for your LLC, even if not required by the state.
  • Ensure your personal name and business name are consistent across all applications (passport, LLC formation, EIN, ITIN).
  • File Form 5472 annually if your LLC is foreign-owned to avoid significant IRS penalties.
  • Consider using a Certified Acceptance Agent, like itin.net, to verify your identity documents for your ITIN application, saving you from mailing your original passport.

Frequently asked questions

Do I need a U.S. address to form a U.S. LLC as an Icelandic resident?

Yes, you will need a U.S. business address, which is typically provided by your registered agent service. This address is used for official correspondence and filings.

How long does it take to get an EIN for my U.S. LLC?

If applying directly with the IRS, it can take several weeks. Expedited options or using a service like itin.net can significantly shorten this timeframe, sometimes to a matter of days.

Can I open a U.S. bank account with an ITIN and LLC?

Yes, many U.S. banks and financial services cater to non-residents and will allow you to open a business bank account using your LLC formation documents and ITIN.

What is the Iceland-U.S. tax treaty's impact on my Substack income?

The U.S.-Iceland tax treaty aims to prevent double taxation. Generally, passive income like royalties from Substack may be subject to withholding tax, but the treaty can reduce or eliminate this. You should consult a tax professional for specifics related to your situation and treaty articles.

Do I need to file U.S. taxes if I have a U.S. LLC but live in Iceland?

It depends on the nature and source of your income. If your LLC generates U.S.-sourced income, or if you have other U.S. tax obligations, you may need to file U.S. taxes. An LLC itself does not exempt you from U.S. tax obligations if they exist.

Can itin.net help me with both LLC formation and ITIN application?

Yes, itin.net offers comprehensive services for both U.S. LLC formation and ITIN applications, including acting as a Certified Acceptance Agent.

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