Cash feels immediate, private, and simple, but the law doesn’t treat it as limitless freedom. While you can buy groceries or pay for dinner with bills, certain transactions cross legal lines. Governments restrict cash use to prevent tax evasion, money laundering, and unsafe business practices. These rules protect consumers, workers, and financial systems from abuse. Knowing what you can’t legally do with cash helps you avoid fines, audits, or worse. Here are 10 things you can’t do with your cash.
