Skip to main content
itin.net
Illustration for an EIN article aimed at Upwork freelancers based in Serbia
EIN18 min read

How Upwork freelancers from Serbia Get an EIN

Upwork freelancers in Serbia need an EIN for U.S. business operations. Learn the specific steps, required documents, and common pitfalls for obtaining your U.S. tax ID.

Reviewed by , ITIN Specialist at itin.net.

Upwork Freelancers in Serbia Face Unique EIN Challenges

Upwork freelancers in Serbia often encounter a specific hurdle when establishing their U.S. business presence: obtaining an Employer Identification Number (EIN). While many non-residents might need an EIN for various U.S. business activities, Serbian freelancers on Upwork face distinct challenges related to their location and the platform's operational requirements. The primary friction point is the IRS's online application process, which is designed for individuals with a U.S. Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN). As a non-resident without a U.S. SSN or ITIN, you cannot use the IRS online portal. This immediately steers Serbian freelancers toward a more complex application method, typically involving fax or mail, which significantly extends processing times. Understanding these unique challenges is the first step in successfully securing your U.S. tax ID for your freelance business.

When You Need an EIN as an Upwork Freelancer in Serbia

As an Upwork freelancer based in Serbia, an EIN is typically required when you form a U.S. business entity, such as a U.S. LLC. While Upwork itself does not mandate an EIN for freelancers to receive payments, U.S. clients who engage your services may require you to operate as a registered U.S. entity for their own compliance reasons. Forming a U.S. LLC is a common strategy for international freelancers seeking to legitimize their operations and potentially access a wider client base or better banking services. If you establish a U.S. LLC, the IRS requires you to obtain an EIN for tax filing purposes, even if you have no employees and operate solely from Serbia. This is distinct from needing an ITIN, which is for individuals who have U.S. tax obligations. The EIN serves as the tax identification number for your U.S. business entity.

Required Documents for Non-Resident EIN Applications

To apply for an EIN as a non-resident freelancer from Serbia, you will need specific documentation. The core document is IRS Form SS-4, the Application for Employer Identification Number. You must complete this form accurately, paying close attention to line 7b. If you do not have an SSN or ITIN, you must write 'Foreign' in this field. The IRS also requires proof of identity for the responsible party. This typically means a clear copy of your passport's biographical page. For U.S. LLCs, you will also need your Articles of Organization or equivalent formation documents filed with the U.S. state. If you are forming a U.S. LLC, you will also need to have a registered agent in the U.S. and a U.S. business address. This address can be a virtual office or mail forwarding service, but it must be a physical U.S. location.

The Non-Resident EIN Application Process

Applying for an EIN as a non-resident freelancer from Serbia involves a process distinct from the online application available to U.S. residents. Since you do not have a U.S. SSN or ITIN, you cannot use the IRS's online portal. The primary method for non-residents is to submit Form SS-4 via fax or mail. After completing Form SS-4, you will fax it to the IRS at (855) 641-0829 (international fax numbers may vary, confirm with the IRS). Alternatively, you can mail the form to the appropriate IRS address for non-business employers. Processing an EIN application submitted by fax typically takes 4–5 weeks. Mail applications can take even longer. Once approved, the IRS will mail your EIN confirmation letter (CP-575) to the U.S. business address listed on your Form SS-4. This document is crucial for subsequent steps, such as opening a U.S. bank account.

Common Mistakes for Upwork Freelancers from Serbia

Upwork freelancers from Serbia often make specific errors on Form SS-4. A frequent mistake is attempting to use the online application, which will fail without a U.S. SSN or ITIN. Another common pitfall is incorrectly filling out line 7b of Form SS-4. If you do not have an SSN or ITIN, you must write 'Foreign' in this field; leaving it blank or entering incorrect information will cause delays or rejection. Some freelancers also mistakenly believe they need a U.S. physical address for themselves, when in fact, a mail forwarding service or virtual office address suffices for receiving IRS correspondence. Ensure your chosen U.S. business address is reliable for receiving official IRS documents like the EIN confirmation letter (CP-575).

The Certified Acceptance Agent (CAA) Path

The typical IRS processing timeline for non-residents is lengthy, often 4–5 weeks via fax. However, there is an expedited option through a Certified Acceptance Agent (CAA). A CAA is an individual or entity appointed by the IRS to assist non-residents in obtaining an EIN without needing a U.S. SSN or ITIN. When you work with a CAA, they can assist in completing and submitting Form SS-4 on your behalf, and in some cases, can verify your identity and documentation directly. This process can significantly shorten the time to receive your EIN, often down to a matter of days rather than weeks. Services like itin.net act as a CAA, streamlining the application for international freelancers.

Next Steps After Obtaining Your EIN

Once you have received your EIN confirmation letter (CP-575), the next crucial step is to open a U.S. bank account. A U.S. business bank account is essential for managing your freelance income and expenses separately from your personal finances. Many U.S. banks require your EIN and formation documents to open an account. For non-residents, options like Mercury, Relay, or Brex may be suitable, though requirements can vary. You may also need to file Form 5472 annually if you operate a U.S. LLC with a single foreign owner. This form reports certain transactions between the LLC and its foreign owner. Reviewing the current pricing for EIN services can help you budget for this essential step. Contact itin.net for assistance with your EIN application.

Practical tips

  • Write 'Foreign' in line 7b of Form SS-4 if you do not have a U.S. SSN or ITIN; do not leave it blank.
  • Use a reliable U.S. mail forwarding service for your business address to ensure you receive IRS documents.
  • Ensure your passport copy is clear and includes the full biographical page with your name, photo, and details.
  • Confirm the correct fax number for the IRS EIN application from their official website before sending Form SS-4.
  • If you are forming a U.S. LLC, ensure your Articles of Organization are officially filed with the state before applying for the EIN.

Frequently asked questions

Can Upwork freelancers in Serbia apply for an EIN online?

No, Upwork freelancers in Serbia without a U.S. Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN) cannot use the IRS online portal to apply for an EIN. You must use the fax or mail application process for Form SS-4.

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

Applying by fax typically takes 4–5 weeks. Mail applications can take longer. Using a Certified Acceptance Agent (CAA) can significantly expedite the process, potentially reducing the timeline to a few business days.

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

You need a physical U.S. business address, which can be a virtual office or a mail forwarding service. This address is used by the IRS to send your EIN confirmation letter (CP-575).

Do I need a U.S. LLC to get an EIN?

An EIN is primarily for U.S. business entities. If you form a U.S. LLC, you will need an EIN for tax purposes. You can also get an EIN for other entity types like C-corps or partnerships.

What is the difference between an ITIN and an EIN for a Serbian freelancer?

An ITIN (Individual Taxpayer Identification Number) is for individuals who have U.S. tax filing obligations but no SSN. An EIN (Employer Identification Number) is a tax ID for U.S. business entities, such as an LLC, regardless of the owner's residency.

Can I use my Serbian address on Form SS-4?

No, Form SS-4 requires a U.S. business address for non-resident applicants. Your personal address in Serbia cannot be used as the business address on the 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