Why Some U.S. Dollar Bills Have Strange Stamps and Symbols

In reality, these markings—commonly referred to as chop marks—are neither random nor modern oddities. They are part of a long-standing international tradition connected to global trade, currency verification, and trust in money. Far from being a sign of fraud, chop marks usually indicate that a bill has traveled widely and has been accepted and verified by merchants in different parts of the world.

What Are Chop Marks?

Chop marks are small stamps, impressions, or symbols applied to currency by individuals or businesses that handle money professionally. These marks can appear on coins or paper bills and are typically added using ink stamps, seals, or pressure impressions.

The primary purpose of a chop mark is verification. When a money handler applies such a mark, they are signaling that they have examined the currency and accepted it as genuine. In essence, the mark serves as a visible confirmation of authenticity.

Unlike graffiti, accidental stains, or physical damage, chop marks are intentional. They are not meant to deface currency but to communicate trust. Each stamp represents a moment when someone took responsibility for confirming the legitimacy of the money.

Continue reading…