Investing with an ITIN number in the US stock market provides nonresident aliens and foreign nationals unique benefits and requirements compared to US citizens. While ITIN holders don’t have access to all the same account types, they can open international investment accounts with specialty brokers and enjoy tax-advantaged status. Understanding ITIN requirements, account restrictions, and tax implications is crucial when investing as a nonresident alien.

ITIN Is Required for Investing and Tax Reporting as a Nonresident Alien
The IRS requires nonresident aliens who earn US income to obtain an ITIN for tax reporting and filing purposes. Whether you have capital gains, dividends, interest income or other US-sourced earnings, you must have an ITIN to report this income and pay any applicable taxes. ITINs allow the IRS to track and document the tax liabilities of foreign nationals. They do not confer legal residency or immigration status.
International Accounts Offer Advantages like Tax-Free Trading
As an ITIN holder, you’ll need to open an international brokerage account, not a standard US account. International accounts provide tax advantages, letting nonresident aliens trade US securities and funds tax-free. Any capital gains or dividends earned will be exempt from tax withholding or capital gains taxes. Just be aware you may still owe taxes in your country of residency.
Choices Are More Limited for Account Types and Features
While international accounts offer tax perks, they do have some limitations. For example, nonresident aliens normally cannot open IRAs or other US retirement accounts. Some brokers may restrict features like margin trading or options trading as well. Just be sure to understand any restrictions before opening your international investment account.
Tax Reporting Is Still Required Despite Tax-Free Trading
Remember that while you may benefit from tax-free capital gains and dividends, you’re still responsible for declaring this income and filing the proper IRS forms annually. For example, you’ll need to file Form 1040NR to report any US capital gains, dividends, and income. Failing to report could lead to penalties and back taxes from the IRS down the road.
Obtaining an ITIN is a crucial first step for nonresident aliens looking to invest in US stocks, funds or other securities. While ITIN investors are limited to international brokerage accounts, these accounts offer the benefit of tax-free trading of US investments. However, requirements like annual IRS tax reporting still apply. By understanding the nuances of investing with an ITIN, foreign nationals can enjoy access to US markets while remaining compliant.