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Illustration for an EIN article aimed at remote employees of US companies based in Serbia
EIN15 min read

How remote employees of US companies from Serbia Get an EIN

Remote employees in Serbia working for U.S. companies often need an EIN. Learn why, what you need, and how to apply, including the benefits of using a Certified Acceptance Agent.

Reviewed by , ITIN Specialist at itin.net.

Why Remote Employees in Serbia Need an EIN

Remote employees in Serbia working for U.S. companies face a unique challenge when it comes to obtaining an Employer Identification Number (EIN). Unlike U.S. residents who can apply online, non-residents without a U.S. Taxpayer Identification Number (TIN), such as a Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN), must follow a different, more time-consuming process. This often involves applying via fax or mail, which can take several weeks. The primary reason this audience needs an EIN is usually related to contractor agreements or specific U.S. business structures. While many remote employees are treated as independent contractors and may only need a Form W-8BEN, certain business arrangements necessitate an EIN for the contractor. This is particularly true if the U.S. company requires it for their own tax reporting or to process payments through U.S. financial institutions. The distinction is crucial: if you are paid as an employee (receiving a W-2), you generally do not need an EIN. However, if you operate as a sole proprietor or under a similar independent contractor model for a U.S. company, an EIN becomes essential for compliance and operational efficiency. The former Yugoslavia–U.S. tax treaty may offer some benefits, but it does not eliminate the need for an EIN if the business structure requires it. Understanding these nuances is the first step for remote workers in Serbia aiming to formalize their relationship with U.S. companies.

When You Actually Need an EIN

An EIN is a federal tax identification number issued by the IRS to business entities for tax reporting purposes. For remote employees in Serbia working for U.S. companies, the need for an EIN typically arises when they are structured as independent contractors rather than direct employees. If the U.S. company treats you as a contractor, they may require you to obtain an EIN to properly file information returns, such as Form 1099-NEC, which reports payments made to non-employees. This requirement is often dictated by the U.S. company's internal policies or the specific nature of the services you provide. Furthermore, some U.S. business structures, like certain types of LLCs or partnerships where the contractor might hold an ownership stake, may necessitate an EIN for the entity itself. It's also possible that a U.S. company might require you to obtain an EIN to open a U.S. business bank account to receive payments, although this is less common for individual contractors and more typical for entities. If you are receiving a W-2 from the U.S. company, you are considered an employee and do not need an EIN. Your U.S. employer will handle their tax obligations using their own EIN. The key trigger is usually how the U.S. company classifies your employment status and its own reporting obligations to the IRS. If in doubt, always clarify with the U.S. company's HR or finance department.

Required Documents for Non-Residents

Applying for an EIN as a non-resident, including remote employees in Serbia, requires specific documentation to identify the responsible party and the business. The primary form used is the IRS Form SS-4, Application for Employer Identification Number. Since you do not have a U.S. SSN or ITIN, you will need to indicate this on line 7b of the form by writing 'Foreign'. The IRS will require identification for the 'responsible party' – the person who controls, manages, or directs the applicant entity and its tax-related activities. For most individuals applying from Serbia, this will be your passport. You may also need to provide documentation related to the U.S. business entity itself. If you are forming a U.S. LLC or another entity, you'll need formation documents, which might include an Articles of Incorporation or Organization, and an Operating Agreement. Even if you are operating as a sole proprietor under a contractor agreement, the U.S. company you work for might have specific documentation requirements they ask you to provide. A critical component is a U.S. business address. Since you are based in Serbia, you will likely need to use a mail forwarding service or a registered agent's address if you have formed a U.S. entity. This address is where the IRS will send correspondence, including the EIN confirmation letter (CP-575). Ensure all documents are accurate and match your legal name as it appears on your passport.

The Non-Resident EIN Application Process

The process for obtaining an EIN as a remote employee in Serbia differs significantly from that for U.S. residents. Since you do not have a U.S. SSN or ITIN, you cannot apply online through the IRS portal. Instead, the primary method for non-residents is to complete Form SS-4 and submit it via fax or mail. Begin by downloading the latest version of Form SS-4 from the IRS website. Fill it out completely, ensuring line 7b explicitly states 'Foreign' if you have no U.S. TIN. For the business address (line 8), use your U.S. mail forwarding service or registered agent's address. Sign and date the form. Once completed, you can fax it to the IRS at 855-641-6935 (international fax numbers may vary, confirm with the IRS). Alternatively, you can mail it to the appropriate IRS address for international applicants. The IRS processing time for faxed applications is typically 4–5 business days, while mailed applications can take 3–5 weeks or longer. After the IRS processes your application, they will mail the EIN confirmation letter, known as CP-575, to the U.S. business address listed on your Form SS-4. This document is crucial for opening a U.S. bank account or fulfilling other business requirements. Be prepared for potential follow-up calls from the IRS to verify information, although this is less common for faxed applications.

Common Application Mistakes for Serbian Remote Workers

Remote employees in Serbia face specific pitfalls when applying for an EIN that differ from common errors made by U.S. residents. A frequent mistake is incorrectly filling out line 7b of Form SS-4. This line asks for the responsible party's SSN or ITIN. Non-residents without either must write 'Foreign' here. Leaving it blank or entering incorrect information will cause the application to be rejected. Another common issue is the U.S. business address. If you do not have a physical presence in the U.S., you must use a reliable mail forwarding service or a registered agent's address. Relying on a temporary address or an address not authorized for mail receipt can lead to missing crucial IRS correspondence, like the EIN confirmation letter. Some applicants mistakenly believe they can use the online application portal even without a U.S. TIN; this is incorrect and will result in an application failure. Ensure the 'responsible party' designated on the form is indeed the individual who controls the entity's finances and operations. Mismatched names between your passport and the form can also cause delays or rejections. Finally, using the incorrect entity type on Form SS-4 can lead to compliance issues down the line. Always double-check the entity classification that aligns with your U.S. company's structure and your role within it.

The Certified Acceptance Agent (CAA) Advantage

For non-residents applying for an EIN, the process can be lengthy and complex. This is where a Certified Acceptance Agent (CAA), such as itin.net, offers a significant advantage. A CAA is an individual or entity appointed by the IRS to assist non-residents in obtaining an EIN. When you use a CAA, they can act as an intermediary, helping you prepare and submit your Form SS-4 directly to the IRS. The key benefit is that CAAs can often expedite the process. While the standard IRS processing time for non-residents via fax or mail can be weeks, a CAA can sometimes secure an EIN in a matter of days. This is particularly valuable if the U.S. company you work for has urgent requirements for the EIN. Furthermore, CAAs provide expert guidance on accurately completing Form SS-4, minimizing the risk of common errors that lead to application rejection. They can also help verify that you have provided all necessary supporting documentation. By leveraging the services of a CAA, you streamline the application, reduce processing time, and increase the likelihood of a successful and timely EIN issuance. This service is invaluable for remote employees in Serbia who need an EIN quickly and efficiently to meet their contractual or business obligations with U.S. companies.

Next Steps After Obtaining Your EIN

Once you receive your EIN confirmation letter (CP-575) from the IRS, the next steps involve utilizing this crucial nine-digit tax ID. The most immediate use for many is opening a U.S. bank account. Many U.S. financial institutions, including online banks like Mercury, Relay, and Brex, require an EIN to open an account for non-residents, especially if you have formed a U.S. entity like an LLC. This U.S. bank account is essential for receiving payments from your U.S. clients or company without incurring high international wire fees. If you formed a U.S. LLC, you may need to file Form 5472 annually to report transactions between the LLC and yourself, the foreign owner. This form is distinct from your personal tax return and is specifically for foreign-owned U.S. disregarded entities. Ensure you understand the filing requirements associated with your business structure and EIN. If you are operating as an independent contractor, continue to maintain accurate records of income and expenses for tax purposes in both Serbia and potentially the U.S., depending on your tax residency and treaty implications. For those who found the EIN application process challenging, exploring options for ongoing tax compliance support is advisable. You can review the EIN services offered by itin.net or contact us for personalized assistance.

Practical tips

  • Write 'Foreign' on 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 or registered agent address for your business address on Form SS-4. The IRS sends the EIN confirmation letter (CP-575) to this address.
  • Ensure the 'responsible party' listed on Form SS-4 is the individual who controls the entity's management and finances. Provide accurate passport information for this individual.
  • If you are unsure about your U.S. tax classification or reporting obligations, consult with a tax professional specializing in U.S. international taxation.
  • When applying via fax, confirm the correct international fax number for the IRS to avoid delays.

Frequently asked questions

Can I apply for an EIN online from Serbia?

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 by fax or mail using Form SS-4, or through a Certified Acceptance Agent (CAA).

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

The typical processing time for non-residents applying via fax is 4-5 business days. Applications submitted by mail can take 3-5 weeks or longer. Using a Certified Acceptance Agent can often expedite this to a few business days.

What U.S. address do I use on Form SS-4 if I live in Serbia?

You need a U.S. business address. Since you reside in Serbia, you must use a mail forwarding service or the address of a registered agent if you have formed a U.S. entity. This address is where the IRS will send your EIN confirmation letter.

Do I need an ITIN to get an EIN?

No, an ITIN is not required to obtain an EIN. You can apply for an EIN as a foreign individual without an ITIN. However, if you are applying for an ITIN yourself, that is a separate process from obtaining an EIN.

What is the difference between an EIN and an ITIN for someone in Serbia?

An EIN is a federal tax identification number for U.S. businesses, while an ITIN is a tax processing number for certain non-resident and resident aliens, their spouses, and dependents who cannot get an SSN. You might need an EIN for business operations or contractor agreements with U.S. companies, whereas an ITIN is typically for personal U.S. tax filing obligations.

Will the U.S.-Serbia tax treaty affect my EIN application?

The tax treaty between the U.S. and Serbia (inherited from Yugoslavia) primarily affects withholding tax rates on certain types of income. It does not directly impact your eligibility or the process of applying for an EIN, which is a business identification number, not an income tax document.

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