Yes, It's Legal! Many people assume that it's illegal to stamp or write on paper currency, but they're wrong! We're not defacing U.S. currency, we're decorating dollars! ... You CANNOT burn, shred, or destroy currency, rendering it unfit for circulation.
Is defaced money still legal tender?
All U.S. currency remains legal tender. Is it against the law to write on dollar bills? Yes. Currency defacement is a violation of Title 18, Section 333 of the United States Code.
What happens if you deface money?
According to Title 18, Chapter 17 of the U.S. Code, which sets out crimes related to coins and currency, anyone who “alters, defaces, mutilates, impairs, diminishes, falsifies, scales, or lightens” coins can face fines or prison time.