Nonresident Aliens Explained
Who Is a Nonresident Alien in the US? Definition and Tax Implications Explained

Learn who qualifies as a nonresident alien in the US and understand the tax rules that apply to these individuals based on residency tests.

Tax Residency Alert
What Happens if You Spend More Than 183 Days in the US? Tax Implications Explained

Learn about the US Substantial Presence Test and tax rules if you spend over 183 days in the US in a year, plus how to avoid double taxation.

Nonresident Aliens Explained
Who Is a Nonresident Alien in the U.S.? Understanding Tax and Residency Status

Learn who qualifies as a nonresident alien in the U.S., their residency tests, and how tax rules differ from U.S. residents and citizens.