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Illustration for an EIN article aimed at Wise business users based in Poland
EIN12 min read

How Wise business users from Poland Get an EIN

Wise business users in Poland need an EIN for U.S. operations. Learn the specific process, required documents, and common pitfalls for non-residents.

Reviewed by , ITIN Specialist at itin.net.

Wise Business Users in Poland Face Unique EIN Hurdles

Wise business users in Poland often establish U.S. LLCs to streamline international transactions and access U.S. markets. This common setup immediately triggers the need for a U.S. Employer Identification Number (EIN), a federal tax ID required by the IRS for U.S. businesses. Unlike U.S. residents who can apply online, non-residents in Poland face a more complex application process. The IRS mandates specific documentation and a distinct application channel for individuals without a U.S. Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN). Without this EIN, opening a U.S. business bank account, hiring U.S. employees, or filing U.S. business taxes becomes impossible. This guide focuses on the precise steps and considerations for Wise business users based in Poland when obtaining their EIN.

When You Need an EIN as a Wise Business User in Poland

An EIN is mandatory for most U.S. business structures, including LLCs and corporations, regardless of where the owners reside. For Wise business users in Poland, the need for an EIN typically arises immediately after forming a U.S. LLC. This is because U.S. banks require an EIN to open a business bank account, which is a crucial step for managing funds related to your U.S. operations. Furthermore, if your U.S. entity plans to hire employees in the United States, an EIN is essential for payroll tax purposes. Even if your U.S. LLC has no employees and minimal activity, the IRS requires it to file an annual informational return, Form 5472, if there are transactions between the LLC and its foreign owner. This form specifically requires an EIN for reporting. Therefore, establishing a U.S. LLC with Wise as your banking partner almost certainly necessitates obtaining an EIN.

Required Documents for Non-Resident EIN Applications

Applying for an EIN as a non-resident from Poland requires specific documentation to verify your identity and business structure. The primary form is the IRS Form SS-4, Application for Employer Identification Number. This form collects detailed information about your business, including its legal name, address, and the responsible party. For the responsible party (the individual ultimately responsible for the business), you will need to provide a valid government-issued identification document. Typically, this is a passport. If your U.S. entity is an LLC or corporation, you must also include your business formation documents. These might include your Articles of Incorporation or Organization, and potentially an Operating Agreement for an LLC. Critically, for non-residents, lines 7b on Form SS-4 must be completed by writing 'Foreign' if you do not possess an SSN or ITIN, and line 7a should be left blank. A U.S. business address is also generally required; if you do not have one, a mail forwarding service may be acceptable, but confirm this with your chosen application channel.

The Non-Resident EIN Application Process

Obtaining an EIN as a non-resident in Poland follows a different procedure than for U.S. residents. Since you cannot use the IRS online portal without an SSN or ITIN, the primary method is by faxing or mailing Form SS-4 to the IRS. The IRS processing times for fax or mail applications from non-residents are significantly longer, typically ranging from 3 to 5 weeks. Upon successful processing, the IRS will mail your EIN confirmation letter, often a CP-575 notice, to the U.S. business address listed on your application. This process can be slow and may lead to delays in opening your U.S. bank account or commencing other business operations. An alternative, faster method involves using a Certified Acceptance Agent (CAA) or an Acceptance Agent. These agents are authorized by the IRS to assist non-residents in obtaining an EIN. They can often expedite the process, sometimes reducing the wait time to a few business days, and verify your documentation directly.

Common Mistakes for Wise Business Users in Poland

Wise business users in Poland often encounter specific pitfalls when applying for an EIN. A frequent error is attempting to use the online application portal, which is only available to those with an SSN or ITIN and will result in an immediate rejection for non-residents. Another common mistake is incorrectly filling out line 7b of Form SS-4; it must state 'Foreign' if no SSN or ITIN is held, not left blank or filled with incorrect information. Misrepresenting the business structure or failing to provide complete identification for the responsible party can also lead to application delays or rejections. For instance, using a personal address instead of a designated U.S. business address, or not having the necessary supporting documents like formation papers ready, can cause significant setbacks. Understanding these specific challenges for non-residents is key to a smooth application.

How a Certified Acceptance Agent (CAA) Streamlines the Process

A Certified Acceptance Agent (CAA) offers a more efficient and reliable path for Wise business users in Poland to obtain an EIN. As a CAA, itin.net can verify your identification documents and business formation paperwork directly, eliminating the need for you to send original documents to the IRS. This significantly reduces the risk of mail loss or delays. The CAA acts as an intermediary, submitting the completed Form SS-4 on your behalf and often receiving the EIN confirmation more quickly than standard mail or fax applications. This expedited process is particularly valuable for businesses needing to open a U.S. bank account promptly or meet other time-sensitive operational requirements. Using a CAA service like itin.net's can shorten the typical 3–5 week waiting period for non-residents to just a few business days, ensuring your U.S. business setup progresses without unnecessary delays.

Next Steps After Securing Your EIN

Once you have your EIN, you can proceed with establishing your U.S. business presence. The immediate next step is typically opening a U.S. business bank account. Banks like Mercury, Relay, or Brex often cater to international founders and require your EIN for account opening. With your EIN and bank account in place, you can begin processing payments, managing expenses, and preparing for tax filings. Remember that your U.S. LLC will likely need to file Form 5472 annually to report transactions with foreign owners, even if there is no U.S. tax liability. This requires careful record-keeping. If you anticipate hiring employees in the U.S., you will also need to set up payroll and understand U.S. employment tax obligations. For ongoing compliance and to ensure you meet all IRS requirements, consider consulting with a tax professional experienced in U.S. international business. You can review our EIN pricing or contact us for assistance.

Practical tips

  • Write 'Foreign' on line 7b of Form SS-4 if you do not have an SSN or ITIN; leave line 7a blank.
  • Ensure the legal name of your responsible party on Form SS-4 exactly matches their passport.
  • Have your U.S. business formation documents (e.g., Articles of Organization) readily available before starting the application.
  • If you don't have a U.S. business address, investigate reliable mail forwarding services, as this is often required.
  • Factor in the longer processing times for non-residents (3–5 weeks via fax/mail) or opt for a Certified Acceptance Agent for faster service.

Frequently asked questions

Can I use the online IRS portal to get an EIN from Poland?

No, the IRS online EIN application portal is only available to individuals with a valid U.S. Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN). As a resident of Poland without either, you must use the fax or mail application process, or engage a Certified Acceptance Agent.

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

For non-residents applying via fax or mail, the IRS processing time is typically 3 to 5 weeks. Using a Certified Acceptance Agent can significantly expedite this, often reducing the wait to just a few business days.

What is the difference between an EIN and an ITIN for my business?

An EIN is a federal tax identification number for businesses, akin to a Social Security Number for individuals. An ITIN is for individuals who need to file U.S. taxes but do not have an SSN. While an ITIN is for individuals, an EIN is for business entities.

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

Yes, a U.S. business address is generally required on Form SS-4. If you do not have a physical U.S. office, you may be able to use a mail forwarding service. Confirm the acceptability of your chosen address solution with the application channel you use.

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

The U.S.-Poland tax treaty primarily affects withholding taxes on certain types of income, not the process of obtaining an EIN itself. An EIN is a U.S. federal tax ID for your business entity, regardless of tax treaty provisions.

Can Wise help me get an EIN?

Wise (formerly TransferWise) is a financial technology company that facilitates international money transfers and multi-currency accounts. While Wise helps you manage your business finances, they do not directly assist with obtaining a U.S. EIN. You will need to apply through the IRS or use a service like itin.net.

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