Why Sri Lankan Substack Writers Need an EIN
Substack writers in Sri Lanka face a specific hurdle when U.S. platforms require a U.S. taxpayer identification number for payments. While you may not operate a formal U.S. business, platforms like Stripe, which process Substack payouts, often require an Employer Identification Number (EIN) for tax reporting purposes, particularly Form 1099-NEC if you earn over $600 annually. This requirement stems from U.S. tax law, which mandates reporting payments made to foreign individuals. For Sri Lankan writers, this means needing a U.S. federal tax ID to avoid backup withholding or to comply with reporting requirements, even without a physical U.S. presence. The alternative, using a Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN) as the responsible party, is generally not applicable for business entities, and Substack writers often operate as sole proprietors or through a simple business structure that necessitates an EIN. The IRS Form SS-4 is the application for this essential identification number.
When You Need an EIN as a Substack Writer
An EIN becomes necessary for Substack writers in Sri Lanka primarily when U.S. payment processors or platforms mandate it for tax compliance. Stripe, the common payout provider for Substack, will typically request an EIN if your earnings reach a certain threshold, or to accurately report your income to the IRS. Without an EIN, you might be subject to backup withholding at a 30% rate on your U.S. source income, significantly impacting your earnings. While you might not be forming a U.S. LLC, the IRS treats foreign individuals receiving U.S. business income as needing a business tax ID. This is distinct from personal U.S. tax obligations, which might require an ITIN. The critical trigger is the need to establish a U.S. tax identity for your writing income derived from U.S.-based platforms. This process ensures you comply with IRS regulations regarding foreign income earned through U.S. entities or payment systems. You can learn more about EINs on the /ein service page.
Required Documents for EIN Application
Applying for an EIN as a non-resident without a U.S. SSN or ITIN involves specific documentation. You will need a completed IRS Form SS-4. Crucially, line 7b of this form, which asks for the responsible party's SSN, ITIN, or EIN, must be completed with the word 'Foreign' if you do not possess any of these U.S. taxpayer IDs. The primary document for identification is the passport of the responsible party—this is the individual who controls, manages, or directs the entity and its tax affairs. While you do not need formal U.S. business formation documents like an LLC or incorporation papers if you are operating as a sole proprietor for tax purposes, you will need to provide a U.S. business address. This can be a virtual office, a mail forwarding service, or an address provided by a service like itin.net, which acts as a U.S. contact point. Ensure all information on your application is accurate and consistent with your passport.
The EIN Application Process for Non-Residents
Applying for an EIN from Sri Lanka as a non-resident without an SSN or ITIN follows a specific, more lengthy process compared to U.S. residents. The IRS does not permit individuals without an SSN or ITIN to apply for an EIN online. Instead, you must submit Form SS-4 via fax or mail. The typical processing timeline for non-residents applying directly to the IRS via fax or mail is approximately 3 to 5 weeks. Upon successful processing, the IRS will mail your EIN confirmation letter, often a CP-575 notice, to the U.S. address provided on the application. This can add further delay if the letter needs to be forwarded internationally. Be prepared for this extended timeline, as it is a standard part of the IRS's process for foreign applicants. This contrasts with the 1–2 business day processing for U.S. residents applying online.
Common Mistakes for Sri Lankan Substack Writers
Sri Lankan Substack writers often encounter specific pitfalls when applying for an EIN. A frequent error is incorrectly filling out line 7b of Form SS-4; leaving it blank or entering an incorrect identifier when you have no SSN or ITIN will cause rejection. You must write 'Foreign' in this field. Another common mistake is providing a personal address as the U.S. business address. The IRS requires a physical U.S. address for correspondence, which can be a virtual office or mail forwarding service. Relying on a personal address or a P.O. Box is often not accepted. Furthermore, misunderstanding the platform's requirements can lead to unnecessary applications. While some platforms may ask for an EIN proactively, ensure it's genuinely required for tax reporting and not just a placeholder. Incorrect entity type selection on Form SS-4 can also cause issues, though for most Substack writers operating as sole proprietors, this is less of a concern than for formal U.S. business structures. Confirming the specific requirements of your payment processor, like Stripe, is vital before applying.
How a Certified Acceptance Agent (CAA) Helps
Engaging a Certified Acceptance Agent (CAA) can significantly streamline the EIN application process for non-residents like Substack writers in Sri Lanka. As a CAA, itin.net can act as your intermediary with the IRS. The primary advantage is expedited processing. Instead of waiting 3–5 weeks for a faxed or mailed application, a CAA can often secure your EIN within 3–5 business days. This is because CAAs are authorized by the IRS to use an alternative, faster application channel. The CAA will verify your identity and the information on Form SS-4, ensuring accuracy and compliance before submission. This reduces the risk of errors that could lead to delays or rejections. While the IRS charges no fee for EIN applications, services like itin.net, acting as a CAA, charge a fee for their expertise and expedited service. This service is particularly valuable for those needing their EIN quickly to meet platform deadlines or avoid backup withholding. Learn more about our ITIN services at / which are managed by CAAs.
Next Steps After Obtaining Your EIN
Once you have successfully obtained your EIN, the next steps involve updating your information with your payment processor and preparing for U.S. tax filings. Provide your new EIN to Stripe and any other U.S.-based platforms you use to ensure accurate tax reporting and to avoid backup withholding. You should also keep your EIN confirmation letter (CP-575) in a secure place, as it is an important document. Depending on your income and business activities, you may need to file U.S. tax returns. For instance, if you operate as a U.S. sole proprietor or are subject to U.S. tax obligations beyond simple payment reporting, you might need to file forms like 1040-NR. If you formed a U.S. LLC, you would have additional filing requirements, such as Form 5472 for reporting transactions with a foreign-owned U.S. disregarded entity. Consider consulting with a U.S. tax professional specializing in international taxation to understand your specific filing obligations. You can review itin.net's pricing for EIN services or contact us for personalized assistance.
Practical tips
- Write 'Foreign' in line 7b of Form SS-4 if you do not have an SSN or ITIN; do not leave it blank or enter other non-U.S. identifiers.
- Use a reliable U.S. mail forwarding service or virtual office address for your business address on Form SS-4 to ensure you receive IRS correspondence.
- Confirm with Stripe or your Substack payout provider whether they require an EIN specifically for tax reporting (e.g., Form 1099-NEC) or for other compliance reasons.
- If you need your EIN quickly, opt for the Certified Acceptance Agent (CAA) service, which offers much faster processing than direct IRS fax or mail applications.
- Keep a digital and physical copy of your EIN confirmation letter (CP-575) in a safe place, as it is your official proof of your business's tax ID.
Frequently asked questions
Can I use my Sri Lankan National ID number on Form SS-4?
No, you cannot use your Sri Lankan National ID number on Form SS-4. For line 7b, if you do not have a U.S. SSN or ITIN, you must write 'Foreign'. The responsible party's passport is used for identification purposes.
Do I need to form a U.S. LLC before applying for an EIN?
Not necessarily. Substack writers often operate as sole proprietors for tax purposes. In this case, you apply for an EIN directly as an individual responsible party without first forming a U.S. LLC. If you do choose to form a U.S. LLC, an EIN will be required to operate it.
How long does it take to get an EIN from Sri Lanka?
Applying directly to the IRS via fax or mail can take 3–5 weeks. Using a Certified Acceptance Agent (CAA) like itin.net can expedite this process to 3–5 business days.
What if I don't have a U.S. address?
You need a U.S. address for the EIN application. This can be a virtual office address or a mail forwarding service. This address is used by the IRS for official correspondence.
Will I have to pay U.S. taxes on my Substack income?
Whether you owe U.S. taxes depends on several factors, including your income level, U.S. tax treaties, and whether your activities constitute U.S. trade or business. The Sri Lanka–U.S. tax treaty may offer relief. It is advisable to consult a tax professional specializing in international tax law.
Can a Sri Lankan resident open a U.S. bank account with just an EIN?
An EIN is a key requirement for opening a U.S. bank account as a non-resident, but it is often not the only one. Banks may also require proof of identity (passport), business formation documents (if applicable), and details about your business operations. Some neobanks like Mercury or Relay might have specific requirements for foreign founders.



