US currency is only required to be accepted for actual debt
39371
It is legal for a retailer/store or other business to refuse $50 & $100 bills or other legal tender, e.g. pennies?
142161
Dollar cost averaging - Should I still do it if I have a large pile of cash now?
88684
Why is the unit of measure placed before the value for currencies? Are there other measures where the unit precedes value?
66121
How do I accept a Yield?
48669
Bringing bitcoin into US, what taxes should I expect?
58191
regex for money values in JavaScript
80831
How do I get money back for my foreign coins?
137717
Dollar Sign corrupts question
60247
What is a concise function that formats a (String) decimal into a currency format in Apex?
57073
Defaulting on credit cards before leaving the country
29238
Making Change for a Dollar (and other number partitioning problems)
53683
Large cash requirement (2700 USD) for Russian citizens to fly to the US?
66941
Are non-US citizens trading on US stocks/options subject to tax?
132360
American living abroad and not working for an American company - tax reporting and bank accounts
132990
Cheapest way to wire or withdraw money from US account while living in Europe
144459
How do I withdraw all money from my HSA account as a non-resident?
37762
How much money do you need to have on hand when entering USA?