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Illustration for an EIN article aimed at crypto traders based in the United Kingdom
EIN15 min read

How crypto traders from the United Kingdom Get an EIN

UK-based crypto traders often need a U.S. EIN for exchanges and tax compliance. Learn the specific requirements, application process, and common pitfalls for obtaining your EIN.

Reviewed by , ITIN Specialist at itin.net.

UK Crypto Traders Face Unique EIN Hurdles

For crypto traders in the United Kingdom, obtaining a U.S. Employer Identification Number (EIN) presents distinct challenges compared to U.S. residents. Many UK traders operate through U.S.-based cryptocurrency exchanges like Coinbase or Kraken. These platforms, while accessible globally, often require U.S. tax identification numbers for Know Your Customer (KYC) compliance and to avoid backup withholding on U.S.-sourced income. Without an EIN, or its precursor, an ITIN, traders may face higher tax withholding rates on their U.S. trading gains. The core friction point is that the IRS online EIN application portal is restricted to individuals with a valid U.S. Social Security number (SSN) or Individual Taxpayer Identification Number (ITIN), neither of which most UK crypto traders will possess. This necessitates a more complex, non-resident application process that can take significantly longer than the expedited online method available to U.S. persons. Furthermore, understanding the nuances of U.S. tax law as it applies to foreign nationals trading digital assets is critical to correctly completing the application and avoiding errors that lead to rejection or delays. The IRS requires a U.S. business address for EIN applications, which UK residents typically lack, adding another layer of complexity.

When a UK Crypto Trader Needs an EIN

An EIN is generally required for non-U.S. persons who are engaged in a U.S. trade or business, or who have U.S. source income that requires reporting. For crypto traders in the United Kingdom, this most commonly arises when trading on U.S. cryptocurrency exchanges that are subject to U.S. reporting requirements. Platforms like Coinbase, Kraken, and Binance.US may request an EIN to comply with their own regulatory obligations, especially concerning U.S. persons and U.S. tax reporting. The IRS mandates that any individual or entity engaging in a U.S. trade or business must obtain an EIN. While trading cryptocurrency for one's own account is often considered investing rather than a trade or business, certain activities, such as actively managing a large portfolio with the intent of generating regular income, could be construed as such. Additionally, if a UK trader establishes a U.S. entity, such as a U.S. LLC, to facilitate their trading activities, an EIN becomes mandatory for that entity, irrespective of whether the responsible party has a U.S. tax ID. The IRS also requires an EIN if you plan to hire employees in the U.S. or operate certain types of business structures. For foreign persons, the trigger is often the requirement by a U.S. financial institution or exchange to have a U.S. tax ID for reporting purposes or to avoid onerous backup withholding.

Essential Documents for the Non-Resident EIN Application

Non-resident applicants for an EIN, including crypto traders from the United Kingdom, must complete IRS Form SS-4, Application for Employer Identification Number. This form requires detailed information about the applicant and their business. Critically, line 7b of Form SS-4 asks for the Social Security Number (SSN) or ITIN of the responsible party. Since UK residents typically do not have these, they must write 'Foreign' in this field. A primary document required is proof of identity for the responsible party, which is usually a valid passport. The passport must be current and clearly show the responsible party's photograph, name, date of birth, and nationality. Beyond personal identification, the IRS needs to verify the existence and legitimacy of the U.S. business presence. This often involves providing business formation documents if a U.S. entity has been established, such as articles of incorporation or organization for a U.S. LLC or corporation. However, for foreign individuals trading on U.S. exchanges, a formal U.S. business entity may not be necessary. In such cases, a U.S. business address is still required. This can be a physical U.S. address or a mail forwarding service. This address is crucial for the IRS to send correspondence and the EIN confirmation letter. The application package will typically include the completed Form SS-4, a copy of the responsible party's passport, and any relevant business formation documents if applicable. It's vital that all information provided is consistent and accurate.

The Non-Resident EIN Application Process

Applying for an EIN as a non-resident in the United Kingdom involves a process distinct from the online application available to U.S. persons. Since you cannot use the IRS online portal without an SSN or ITIN, the primary methods are fax or mail. The first step is to accurately complete IRS Form SS-4. Ensure that line 7b, requesting an SSN or ITIN, is marked 'Foreign' as you do not possess a U.S. tax identification number. You will also need to provide a U.S. business address; this can be a virtual office or mail forwarding service if you do not have a physical presence. Once Form SS-4 is completed, it must be submitted to the IRS. For non-residents, the typical processing time via fax or mail is approximately 3–5 weeks. The IRS will review your application. If approved, they will issue your EIN. The confirmation of your EIN is typically sent via mail or fax, depending on how you submitted your application and your stated preference. This process can be lengthy, and the IRS may request additional information if there are discrepancies or ambiguities in your application. It is imperative to follow up if you do not receive confirmation within the expected timeframe. The IRS processes these applications at their Cincinnati Service Center.

Common Mistakes for UK Crypto Traders Seeking an EIN

Crypto traders from the United Kingdom often encounter specific pitfalls when applying for an EIN. A frequent error is leaving line 7b of Form SS-4 blank or incorrectly filling it. Remember, if you do not have an SSN or ITIN, you must explicitly write 'Foreign' in this field. Failing to do so will result in your application being rejected. Another common mistake is providing a non-U.S. address as the 'U.S. business address.' The IRS requires a valid U.S. address for all EIN applications, even for foreign individuals. This can be a virtual office or a mail forwarding service. Ensure the name of the responsible party on Form SS-4 is identical to the name on their passport; discrepancies can cause delays or rejections. Some traders mistakenly believe they can use the online application system, which is only available to those with an SSN or ITIN. Attempting to use it will lead to an error message and prevent your application from proceeding. Additionally, misunderstanding what constitutes a 'U.S. trade or business' can lead to unnecessary applications or incorrect information. If your primary activity is investing through U.S. exchanges, and you do not have other U.S. business operations or employees, carefully assess if an EIN is strictly required by the exchange or if it's a regulatory preference. Confirming the exact requirements with the exchange is advisable before proceeding with the application.

The Certified Acceptance Agent (CAA) Advantage

For non-residents, particularly those in the United Kingdom, applying for an EIN can be expedited and simplified through a Certified Acceptance Agent (CAA). itin.net is a designated CAA, authorized by the IRS to assist applicants in obtaining their EINs. The primary benefit of using a CAA is the ability to potentially receive your EIN much faster than the standard fax or mail processing times for non-residents. CAAs can often submit applications on your behalf and may have direct communication channels with the IRS, facilitating a smoother and quicker resolution. When you work with a CAA like itin.net, we verify your identity and the completeness of your application package before submission. This pre-verification significantly reduces the chances of your application being rejected due to common errors. We guide you through the entire process, ensuring all documentation is correct and that you meet the IRS requirements for non-resident applicants. While the standard IRS process for non-residents can take 3–5 weeks, a CAA can sometimes deliver an EIN in as little as 3–5 business days. This accelerated timeline is invaluable for traders who need their EIN promptly for exchange compliance or to open a U.S. bank account. The CAA service ensures that the complex IRS procedures are handled professionally, minimizing stress and potential delays for international applicants.

Next Steps After Obtaining Your EIN

Once you have successfully obtained your EIN, several practical next steps can be taken by UK-based crypto traders. The most immediate need is often to provide this EIN to the U.S. cryptocurrency exchanges where you trade. This ensures compliance with their KYC policies and can help you avoid higher backup withholding tax rates on your U.S.-sourced trading income. With an EIN, you can also proceed to open a U.S. bank account. Many U.S. banks and financial institutions require an EIN for non-residents to open business accounts, which can be crucial for managing funds, facilitating fiat withdrawals, and separating trading capital from personal finances. This is particularly useful if you are considering forming a U.S. entity, such as a U.S. LLC, to structure your trading operations. An EIN is essential for filing U.S. tax returns, such as Form 1040-NR (for non-resident aliens) or other relevant business tax forms like Form 5472 if you have a U.S. disregarded entity or LLC. Understanding your U.S. tax obligations is paramount, and consulting with a U.S. tax professional specializing in international tax law is highly recommended. For assistance with the EIN application process, consider reviewing the specific service options available, such as those offered by itin.net.

Practical tips

  • Write 'Foreign' on line 7b of Form SS-4 if you do not have an SSN or ITIN; do not leave it blank or enter a non-U.S. identifier.
  • Ensure the U.S. business address provided is valid and accessible for IRS correspondence, even if it's a mail forwarding service.
  • Verify with your U.S. crypto exchange that they require an EIN for non-residents, as some may only prefer it or have alternative compliance methods.
  • If you are forming a U.S. LLC, ensure the EIN application lists the LLC as the entity type and not the responsible individual.
  • Double-check that the name of the responsible party on Form SS-4 exactly matches their passport name to prevent application rejection.

Frequently asked questions

Can I apply for an EIN online as a UK resident?

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 UK resident without one of these, you must use the fax or mail method, or apply through a Certified Acceptance Agent (CAA).

What is the typical processing time for a UK resident to get an EIN?

For non-residents applying via fax or mail, the typical IRS processing time for an EIN is 3–5 weeks. Using a Certified Acceptance Agent (CAA) like itin.net can expedite this process to potentially 3–5 business days.

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

Not necessarily. While an EIN is mandatory for U.S. business entities (like a U.S. LLC), foreign individuals trading on U.S. exchanges may be able to obtain an EIN for reporting purposes or to satisfy exchange requirements without forming a U.S. entity, provided they list a U.S. business address.

What U.S. address do I use if I don't have one?

You must provide a U.S. business address on Form SS-4. This can be a virtual office address or a mail forwarding service address. It does not need to be a physical location where you conduct business operations.

Will I have to pay U.S. taxes on my crypto trading if I'm a UK resident?

U.S. tax obligations for UK residents depend on several factors, including whether your trading activities are considered a U.S. trade or business and the source of your income. The UK has its own tax regulations. It is advisable to consult with a tax professional specializing in international crypto tax matters to understand your specific liabilities in both countries.

How does an EIN help with U.S. cryptocurrency exchanges?

U.S. cryptocurrency exchanges often require a U.S. taxpayer identification number, such as an EIN, for compliance purposes. Providing an EIN can help you avoid backup withholding taxes on your U.S.-sourced trading gains and meet Know Your Customer (KYC) requirements.

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