Originally Posted by coogs08
No way is it illegal to have $20k in cash...I think you're confused about the amount of cash you can travel with. You can deposit 10k at once into a bank, but you will have to fill out IRS paperwork when you do.
You can enter the US with any amount of cash, as long as you declare it. Also, $20,000 in hundreds does not take much space. Why is it so hard to believe that some people have reasonably large amounts of cash on hand?