What Happens to Your 401(k) When You Leave the USA? The 30% Withholding Rule Most People Miss
You are moving abroad, and your 401(k) is staying behind. What happens to it now? Nothing happens to it automatically — but the tax rules change completely once you become a nonresident alien for U.S. tax purposes. A cash-out that cost 20% in withholding as a resident can cost 30% as a nonresident, plus a 10% penalty if you are under 59½. Whether you are a U.S. citizen moving overseas or a visa holder going home for good, this guide works through the four options, the 30% rule, and the traps most guides skip — with real dollar numbers on a $30,000 balance. First, the Question That Changes Every Answer: Are You Still a U.S. Taxpayer? Leaving the country and leaving the U.S. tax system are two different things. Your 401(k) follows your tax status, not your address. U.S. citizens are taxed on worldwide income wherever they live. If you are a citizen moving to London or Singapore, the IRS still treats you as a U.S. taxpayer: your 401(k) works exactly as it did before, and the 30% non...