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EIN application reference for SaaS founders based in Greece
EIN15 min read

An EIN Guide for SaaS founders from Greece

SaaS founders in Greece need an EIN for U.S. business operations. Learn the requirements, application process, and common pitfalls to secure your U.S. tax ID efficiently.

Reviewed by , ITIN Specialist at itin.net.

Specific Hurdles for Greek SaaS Founders Seeking an EIN

Greek SaaS founders face a unique set of challenges when applying for an Employer Identification Number (EIN) compared to U.S. residents or founders in other countries. The primary friction point is navigating the U.S. IRS application process without a U.S. Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN), which are often prerequisites for online applications. For non-residents, the standard online application route is unavailable. This necessitates using the fax or mail application process via IRS Form SS-4, which has significantly longer processing times and a higher chance of errors. Furthermore, understanding the implications of the Greece-U.S. tax treaty and how it applies to your U.S. business structure is critical, adding a layer of complexity beyond basic EIN acquisition. Many Greek founders are also unfamiliar with the nuances of U.S. entity types like Delaware C-Corps or Wyoming LLCs, which impacts how the EIN application is completed. The need for a U.S. business bank account, often required for payment processors like Stripe, further underscores the urgency and importance of obtaining the EIN correctly and efficiently. This guide addresses these specific pain points for SaaS founders operating from Greece, clarifying the path to obtaining your essential U.S. federal tax ID.

When You Need an EIN as a Greek SaaS Founder

An EIN is mandatory for your U.S. business operations if you've formed a legal entity in the United States, such as a U.S. LLC or C-Corp. This requirement is triggered by several common scenarios for SaaS founders. Most payment processors, including Stripe, require a U.S. business entity and its corresponding EIN to operate and disburse funds. If you plan to hire employees within the U.S. or establish a U.S. payroll, an EIN is legally required to report employment taxes. Opening a U.S. bank account is another common trigger; U.S. banks almost universally require an EIN for business accounts, especially for non-resident founders. For SaaS companies aiming for venture capital funding, investors will expect a properly structured U.S. entity with an EIN. Even if you are bootstrapping and operating as a sole proprietor with U.S. customers, if you are paid through U.S. payment systems, an EIN will likely be necessary. The IRS mandates an EIN for any entity that files U.S. tax returns or reports specific business activities. For Greek founders, forming a U.S. entity, even if managed remotely, necessitates this federal tax identification number to comply with U.S. financial and tax regulations.

Essential Documents for Your EIN Application

The core document for obtaining an EIN is IRS Form SS-4, Application for Employer Identification Number. This form requires detailed information about your U.S. business entity and the responsible party. For non-resident applicants like yourself, the primary identification document for the responsible party is typically your passport. Ensure your passport is current and readily available. You will also need your U.S. business formation documents. If you formed a U.S. LLC, this would include your Articles of Organization and Operating Agreement. For a C-Corp, it would be your Certificate of Incorporation and Bylaws. These documents establish the legal existence and structure of your U.S. entity. Critically, you will need a U.S. business address. This can be a physical U.S. address or a mail-forwarding service address. It is not required to be a physical office space. Ensure all document names are precise and match the information provided on Form SS-4. Mismatched details are a common cause for application rejection. The IRS will issue a confirmation letter, typically Form CP-575, once your EIN is assigned.

The EIN Application Process for Non-Residents

As a founder in Greece, you cannot apply for an EIN online due to the lack of an SSN or ITIN. The primary method available is by fax or mail. You must complete IRS Form SS-4 accurately. Line 7b, where U.S. taxpayers would enter their SSN, must be filled with the word 'Foreign' for non-residents who do not possess an SSN or ITIN. This is a common point of confusion and a frequent error. Once completed, you will fax or mail Form SS-4 to the IRS. The IRS processing timeline for non-residents via fax or mail is significantly longer than for U.S. residents, typically ranging from 3 to 5 weeks. Expedited processing is sometimes possible through a Certified Acceptance Agent (CAA) channel, which can reduce this timeframe to 3-5 business days, though this involves additional service fees. After submission, the IRS will review your application. If approved, they will mail your EIN confirmation letter to the U.S. business address listed on your Form SS-4. It's vital to ensure this address is a reliable mail recipient, as this is the only way the IRS initially communicates the EIN. This process requires patience and meticulous attention to detail to avoid delays.

Common Mistakes for Greek SaaS Founders Applying for an EIN

Greek SaaS founders often make specific errors on Form SS-4 that differ from generic mistakes. A frequent issue is incorrectly handling line 7b. When applying as a non-resident without an SSN or ITIN, you must write 'Foreign' in this field. Leaving it blank or entering incorrect information will cause the application to be rejected. Another common pitfall is providing a non-U.S. address as the 'U.S. business address' on the form. While you don't need a physical office, you must have a valid U.S. mailing address, which could be a mail-forwarding service. Misunderstanding the 'responsible party' can also lead to errors. This should be the individual who ultimately controls, manages, or directs the applicant entity and its business activities. For a bootstrapped founder, this is typically yourself. For VC-backed startups, it might be a designated officer. Ensure the name and identifying information of the responsible party match their passport exactly. Lastly, selecting the incorrect business structure type on the SS-4 can cause issues, especially if you've formed a Wyoming LLC but check the box for a C-Corporation, or vice versa. Always confirm your entity type and select the corresponding option. These specific errors can lead to significant delays or outright rejection of your EIN application.

The Certified Acceptance Agent (CAA) Advantage

For SaaS founders in Greece, applying for an EIN through a Certified Acceptance Agent (CAA) offers a distinct advantage over the standard fax or mail process. As a CAA, itin.net can verify your identity and business documentation in real-time, which significantly speeds up the process. Instead of waiting 3–5 weeks for the IRS to process your faxed or mailed application, a CAA can often secure your EIN within 3–5 business days. This expedited service is particularly valuable for time-sensitive operations, such as launching a product or onboarding new clients that depend on having a U.S. bank account or payment processor integrated. The CAA acts as an intermediary, ensuring your Form SS-4 is completed correctly and that all supporting documents meet IRS standards before submission. This drastically reduces the likelihood of errors and rejections. While this service incurs an additional fee, the time saved and the increased certainty of a smooth application process are often well worth the investment for busy SaaS founders who need to move quickly. itin.net's expertise as a CAA is designed to streamline this complex process for non-residents.

Next Steps After Securing Your EIN

Once you receive your EIN confirmation, the next crucial step is to open a U.S. bank account. Many U.S. banks, including digital options popular with startups like Mercury, Relay, and Brex, require your EIN and formation documents. This U.S. bank account is essential for processing payments, managing expenses, and demonstrating financial legitimacy to partners and investors. If you formed a U.S. LLC, you will also need to file IRS Form 5472 annually to report transactions between your LLC and yourself, especially if you are a foreign-owned single-member LLC. This filing requirement is separate from your EIN application but critical for compliance. Understanding your ongoing tax obligations in both Greece and the U.S., considering the U.S.-Greece tax treaty, is also vital. For founders who need assistance with the EIN application or subsequent steps like U.S. bank account opening, consulting with specialized services is recommended. Visit itin.net for assistance with your EIN application or explore our services for U.S. business formation and banking.

Practical tips

  • Ensure the responsible party's name on Form SS-4 exactly matches their passport.
  • Use 'Foreign' in line 7b of Form SS-4 if you do not have an SSN or ITIN.
  • Provide a verifiable U.S. mailing address, even if it's a mail-forwarding service.
  • Double-check that the entity type selected on Form SS-4 matches your U.S. business formation documents.
  • If you need your EIN quickly, consider using a Certified Acceptance Agent (CAA) for expedited processing.

Frequently asked questions

Can I apply for an EIN online from Greece?

No, as a non-resident without a U.S. Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN), you cannot use the IRS online EIN application portal. You must apply via fax or mail using Form SS-4, or through a Certified Acceptance Agent (CAA).

How long does it take to get an EIN from Greece?

The standard processing time for non-residents applying via fax or mail is 3–5 weeks. Using a Certified Acceptance Agent (CAA) can expedite this process to 3–5 business days.

What U.S. business address do I need for an EIN application?

You need a U.S. mailing address. This does not have to be a physical office; a mail-forwarding service address is acceptable. The IRS will use this address to send your EIN confirmation.

What if my SaaS company is a Wyoming LLC, but I'm in Greece?

Your location in Greece does not change the requirements for your U.S. entity. You will still need an EIN for your Wyoming LLC. The application process for non-residents applies, and you must ensure Form SS-4 accurately reflects your LLC's details, including its formation documents.

Do I need an ITIN to get an EIN?

No, an ITIN is not required to obtain an EIN. As a non-resident without an SSN or ITIN, you will indicate this on Form SS-4 by writing 'Foreign' in the designated field (line 7b).

What is the U.S.-Greece tax treaty's impact on my EIN?

The U.S.-Greece tax treaty primarily affects income tax and withholding. It does not directly impact the EIN application process itself, which is a federal tax identification number requirement. However, understanding the treaty is crucial for your ongoing U.S. tax filings once you have your EIN.

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