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Illustration for an EIN article aimed at Substack writers based in Türkiye
EIN12 min read

How Substack writers from Türkiye Get an EIN

Turkish Substack writers often need a U.S. EIN for payment processors like Stripe. Learn the specific steps, required documents, and common pitfalls for obtaining yours.

Reviewed by , ITIN Specialist at itin.net.

Why Substack Writers in Türkiye Need a U.S. EIN

Substack writers based in Türkiye face a specific hurdle when their income exceeds certain thresholds or when payment processors require a U.S. tax identification number. Unlike U.S. residents who might use a Social Security Number (SSN), individuals without an SSN must obtain an Employer Identification Number (EIN) to operate legally and receive payments from platforms like Stripe. This requirement stems from U.S. tax regulations aimed at identifying businesses and ensuring proper reporting, even for non-residents earning U.S.-sourced income. The friction point often arises when setting up or maintaining a Stripe account, which requires a U.S. tax ID for payouts, especially if you're operating as a U.S. entity like a Wyoming LLC. Without an EIN, you may encounter issues with payment processing, potentially leading to delayed or blocked funds, impacting your ability to monetize your Substack content effectively. This process is distinct from simply needing an ITIN for personal tax filing; an EIN is specifically for business operations and tax identification purposes within the U.S. business framework. For Substack writers in Türkiye, this often means navigating the complexities of U.S. business registration and tax ID applications from abroad, making a clear understanding of the requirements essential. The Türkiye–U.S. tax treaty does not exempt you from these U.S. business registration requirements when your business activities are structured to necessitate them, such as through a U.S. LLC.

When is an EIN Required for Substack Writers?

An EIN is generally required for Substack writers in Türkiye under several circumstances, primarily related to how you structure your business and how you receive payments. If you have formed a U.S. entity, such as a U.S. LLC, to manage your Substack earnings and access services like Stripe, PayPal, or other U.S.-based financial platforms, you will need an EIN. This is because U.S. entities are legally required to have an EIN for tax filing and banking purposes. Many Turkish founders choose to form a U.S. LLC, often in states like Wyoming or Delaware, to streamline global market access and payment processing. Stripe, a common platform for Substack writers, mandates a U.S. tax ID — either an SSN or an EIN — for account holders, particularly for those operating as U.S. businesses. If you do not have an SSN, the EIN becomes your only option. Even if you are not formally incorporated as a U.S. entity, but your Substack income becomes substantial and you are engaging in activities that the IRS might construe as operating a U.S. business, an EIN may become necessary for compliance. The IRS Form SS-4 is the application for an EIN, and it must be completed accurately to avoid delays. This requirement is not tied to your physical presence in the U.S. but rather to the structure and operation of your business activities that generate U.S.-sourced income or require a U.S. business identity for financial transactions. For Substack writers in Türkiye, understanding these triggers is the first step toward compliance and uninterrupted income flow.

Required Documents for EIN Application

Applying for an EIN as a non-resident requires specific documentation to verify your identity and the legitimacy of your U.S. business. The primary document for the applicant, known as the 'responsible party,' is typically a valid passport. This passport serves as proof of identity and nationality. In addition to your passport, you will need documentation related to your U.S. business. If you have formed a U.S. LLC, this would include your formation documents, such as the Articles of Organization or Certificate of Formation, which are usually filed with the state where your LLC is registered. An Operating Agreement, while not always strictly required by the IRS for EIN purposes, is essential for defining the business structure and is often requested by banks. If your U.S. LLC has a U.S. business address, this address must be provided on the Form SS-4. If you do not have a physical U.S. business address, you may need to use a mail forwarding service or the address of your registered agent. The IRS requires this U.S. address to process the application. It's critical that the name and address details on all submitted documents are consistent. Mismatched information can lead to application delays or rejections. Ensure your passport is current and clearly legible. The IRS uses this information to link the EIN to the responsible individual and the business entity.

The EIN Application Process for Non-Residents

Obtaining an EIN involves submitting IRS Form SS-4. For non-residents without an SSN or ITIN, the application process differs significantly from that for U.S. residents. The most common method is to fax the completed Form SS-4 to the IRS. After faxing, you must wait for the IRS to process your application. The typical timeline for non-residents applying via fax is approximately 3–5 weeks. This processing window can fluctuate based on IRS workload and the accuracy of your submission. It is crucial to fill out Form SS-4 meticulously, paying close attention to line 7b. If the responsible party does not have an SSN or ITIN, you must write 'Foreign' in this field, not leave it blank or enter incorrect information. Incorrectly filling out this section is a common reason for application failure. After the IRS processes your application, they will mail your EIN confirmation letter (CP-575) to the U.S. business address provided on your form. This letter contains your official EIN. While faxing is the standard IRS route for non-residents, it can be slow. Alternative expedited channels exist, such as using a Certified Acceptance Agent (CAA), which can significantly shorten the processing time to 3–5 business days. This method involves working with an authorized agent who can verify your documentation and submit the application on your behalf.

Common Mistakes for Türkiye-Based Substack Writers

Substack writers in Türkiye often encounter specific pitfalls when applying for an EIN, largely stemming from misunderstandings about U.S. tax requirements for non-residents. A frequent error is attempting to apply online via the IRS portal when the responsible party does not have an SSN or ITIN. The online system is designed for individuals with U.S. taxpayer identification numbers and will typically fail if one is not entered. Another common mistake on Form SS-4 is incorrectly addressing the 'responsible party' details. If you are the primary individual operating the Substack and forming the U.S. LLC, you are the responsible party. Ensure your passport details match exactly and that you correctly indicate 'Foreign' on line 7b if you lack an SSN or ITIN. Some writers also mistakenly believe that because they are not U.S. citizens or residents, they don't need a U.S. tax ID. However, forming a U.S. LLC or earning income through U.S. platforms like Substack and Stripe often necessitates compliance with U.S. tax regulations, including obtaining an EIN. Furthermore, providing a non-U.S. mailing address for the business can cause issues, as the IRS generally requires a U.S. business address for EIN issuance. Failing to secure a U.S. business address, whether through a mail forwarding service or a registered agent, can halt the application process. Understanding these nuances is key to a smooth application.

The Certified Acceptance Agent (CAA) Advantage

For Substack writers in Türkiye, applying for an EIN through a Certified Acceptance Agent (CAA) offers a streamlined and expedited process compared to the traditional fax method. As a CAA, itin.net can act as your intermediary with the IRS. This means we can verify your identity and documentation in person or remotely, ensuring that your Form SS-4 is completed correctly before submission. The primary benefit of using a CAA is the significantly reduced processing time. While the IRS typically takes 3–5 weeks to process applications from non-residents via fax, the CAA channel can often secure an EIN within 3–5 business days. This speed is invaluable for writers who need to establish their U.S. business identity quickly to meet payment processor requirements or open a U.S. bank account. A CAA also helps mitigate common errors. By reviewing your application package, we can catch inconsistencies or omissions that might otherwise lead to delays or rejections. This expert review ensures that your submission meets IRS standards from the outset. The itin.net CAA service provides a higher degree of certainty and efficiency, transforming a potentially lengthy and confusing process into a manageable one. This service is particularly beneficial for individuals operating remotely, ensuring all IRS requirements are met without the need for a personal visit to the U.S.

Next Steps After Obtaining Your EIN

Once you have successfully obtained your EIN, the next crucial step is to use it to open a U.S. bank account. Platforms like Stripe, Mercury, Relay, or Brex require a U.S. business bank account linked to your EIN to process payouts efficiently and compliantly. This account will serve as the central hub for your Substack earnings and business expenses. For Substack writers in Türkiye, opening a U.S. bank account remotely can still present challenges, but having your EIN significantly simplifies the process. Many U.S. banks and financial technology companies offer accounts designed for non-resident business owners. After securing your bank account, ensure you maintain proper records for tax purposes. If you formed a U.S. LLC, you will likely need to file Form 5472 annually with the IRS to report transactions between the LLC and its owner(s). This form is separate from income tax returns but is mandatory for foreign-owned U.S. disregarded entities. Understanding these ongoing compliance requirements is as important as obtaining the EIN itself. Reviewing the pricing for itin.net's EIN services can help you budget for this essential step. If you have further questions or require assistance with the application process, contacting itin.net directly is recommended.

Practical tips

  • Use the exact same legal name for the responsible party on Form SS-4 as it appears on your passport, and ensure this name is also consistent with any prior IRS correspondence.
  • When filling out Form SS-4, line 7b, if the responsible party has no SSN or ITIN, you must write the word 'Foreign' in the designated field. Do not leave it blank or enter any other placeholder.
  • Secure a U.S. business address before applying. This can be a mail forwarding service or your registered agent's address. The IRS needs a U.S. address to issue the EIN and mail confirmation documents.
  • If you formed a U.S. LLC, ensure your Operating Agreement clearly designates the responsible party for tax purposes, as this aligns with IRS requirements for Form SS-4.
  • Confirm the processing times with the IRS or your chosen service provider, as delays can occur due to high application volumes or errors in submission. Factor these potential delays into your timeline.

Frequently asked questions

Can I use my ITIN to apply for an EIN as a Substack writer from Türkiye?

No, an ITIN (Individual Taxpayer Identification Number) is for personal tax filing. While it identifies you as a taxpayer, it cannot be used in place of an SSN on Form SS-4 for an EIN application. If you do not have an SSN, you must indicate 'Foreign' on line 7b of Form SS-4.

What if my Substack business address is in Türkiye?

The IRS requires a U.S. business address for the issuance of an EIN, even for non-residents. You cannot use your address in Türkiye directly on Form SS-4. You must use a U.S. address, which can be obtained through a mail forwarding service or your registered agent's address.

How long does it take to get an EIN via a Certified Acceptance Agent (CAA)?

Using a CAA like itin.net can significantly speed up the EIN application process. While the standard IRS processing time for non-residents by fax is 3-5 weeks, a CAA can often help you obtain your EIN within 3-5 business days.

Do I need to be physically present in the U.S. to get an EIN?

No, you do not need to be physically present in the U.S. to apply for an EIN. Non-residents can apply via fax or through a Certified Acceptance Agent (CAA) who can handle the process remotely.

What happens if I don't get an EIN when my Substack is processed by Stripe?

If Stripe requires a U.S. tax ID and you do not provide one (like an EIN), your account may be limited, funds could be held, or your account could be suspended. This can disrupt your ability to receive payments for your Substack content.

Is an EIN required if I operate my Substack as a sole proprietor without forming a U.S. LLC?

Generally, if you are operating as a sole proprietor and do not have employees in the U.S., and are not required to file excise or certain other tax returns, you may not need an EIN. However, platforms like Stripe often require a U.S. tax ID (SSN or EIN) for payouts, regardless of your business structure. Forming a U.S. LLC usually necessitates an EIN.

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