Tattoo Age Laws by State

Minimum age for a tattoo in Missouri

Source: Missouri Revisor of StatutesRead November 5, 2026Independent information site: not a government body and not the source of the laws it summarizes.

Missouri law bars tattooing a minor (under 18) unless the artist obtains the prior written informed consent of the parent or legal guardian, signed in the artist's presence. Source: Mo. Rev. Stat. 324.520.

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Minimum age
Under 18
Parental consent
Allowed with prior written informed consent of the parent or legal guardian, signed in the presence of the artist or an employee or agent.
Citation
Mo. Rev. Stat. 324.520
Penalty for the person who tattoos
Misdemeanor; fine of up to $500 (higher on a repeat violation within one year)
Source
Missouri Revisor of Statutes, read November 5, 2026.

What this page does not cover

It states what the cited text says on the date it was read. It does not cover other rules that may apply, such as local ordinances, health department rules, a studio's own policy or a change in the law since that date. The text of the law prevails over this summary.

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