How Old to get a tattoo in the US? No federal law exists; most states require 18+ without parental consent. Some allow minors 16-17 with notarized/written consent, others ban under 18 entirely. Risks include regret & health issues. Lopez Law Group helps with injury claims. Free 24/7 consult: (956) 968-7800. https://fernandojlopez.com/how-old-do-you-have-to-be-to-get-a-tattoo/