When many expats came abroad, the rules were rather lax. They didn&#x27;t have to file US taxes due to their low incomes.<p>Later the rules changed, and they had to file taxes. Those who didn&#x27;t know about the change ended up having to pay a big fine.<p>Lately, a new requirement was the need to file FBAR forms for every foreign bank accound and security: <a href="https:&#x2F;&#x2F;www.irs.gov&#x2F;Businesses&#x2F;Small-Businesses-&amp;-Self-Employed&#x2F;Report-of-Foreign-Bank-and-Financial-Accounts-FBAR" rel="nofollow">https:&#x2F;&#x2F;www.irs.gov&#x2F;Businesses&#x2F;Small-Businesses-&amp;-Self-Emplo...</a><p>Many people didn&#x27;t know about the new requirement, and they had to pay big fines.<p>What will be the next new requirement that startles people who don&#x27;t have any contact with the country? No one knows. That is the risk, the uncertainty that there might be a requirement that you don&#x27;t even know about...