Us Code § 331 - Mutilation, diminution, and falsification of coins

Full text of Us Code United States Code § 331 — Mutilation, diminution, and falsification of coins, with citation guidance and answers to common questions.

§ 331. Mutilation, diminution, and falsification of coins

Whoever fraudulently alters, defaces, mutilates, impairs, diminishes, falsifies, scales, or lightens any of the coins coined at the mints of the United States, or any foreign coins which are by law made current or are in actual use or circulation as money within the United States; or

Whoever fraudulently possesses, passes, utters, publishes, or sells, or attempts to pass, utter, publish, or sell, or brings into the United States, any such coin, knowing the same to be altered, defaced, mutilated, impaired, diminished, falsified, scaled, or lightened—

Shall be fined under this title or imprisoned not more than five years, or both.

(June 25, 1948, ch. 645, 62 Stat. 700; July 16, 1951, ch. 226, §1, 65 Stat. 121; Pub. L. 103–322, title XXXIII, §330016(1)(I), Sept. 13, 1994, 108 Stat. 2147.)

Historical and Revision Notes

Based on title 18, U.S.C., 1940 ed., §279 (Mar. 4, 1909, ch. 321, §165, 35 Stat. 1119).

Mandatory punishment provision was rephrased in the alternative.

Reference to persons causing or procuring was omitted as unnecessary in view of definition of "principal" in section 2 of this title.

Changes were also made in phraseology.


Editorial Notes

Amendments

1994—Pub. L. 103–322 substituted "fined under this title" for "fined not more than $2,000".

1951—Act July 16, 1951, made section applicable to minor coins (5-cent and 1-cent pieces), and to fraudulent alteration of coins.

About This Section

18 U.S.C. § 331 is part of Title 18 of the United States Code. The United States Code is the official codification of federal statutes maintained by the Office of the Law Revision Counsel of the U.S. House of Representatives. Congress amends the Code through new public laws, which are eventually incorporated into the relevant title.

This section may be cited in legal writing as 18 U.S.C. § 331. For the most current official text, including any recent amendments, use the official source links below. Do not rely on this page as the sole authority for legal citation or litigation.

How to Read This Statute

Statutes are organized by title, chapter, section, and subsection. Pay attention to words like "shall," "may," "and," and "or," because they determine whether a requirement is mandatory or permissive and whether multiple conditions must all be met. Historical notes and amendments often appear at the end of a section.

Using This Page

This page is intended for research and educational use. Lawyers, students, journalists, and compliance professionals can use it as a starting point, but should always verify the current text through an official government source before relying on it for legal advice, filings, or compliance decisions.

Sources

Source: official Us Code text · Last verified 2026-08-27

Frequently Asked Questions About Us Code § 331

What does United States Code § 331 cover?

Section 331 ("Mutilation, diminution, and falsification of coins") is part of the United States Code, the codified statutory law of Us Code. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.

How do I cite Us Code § 331?

A common citation format is "United States Code § 331" (Us Code). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.

Is this the official text of Us Code law?

No. This page is for research and education and may not include the most recent amendments. For official current law, check the Us Code official source linked on this page or consult a licensed Us Code attorney.

How does Us Code § 331 apply to my situation?

Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Us Code can advise on how this section applies to you. Contact your state or local bar association for a referral.

Sources & Verification

Not legal advice. Verify against the official source and consult a licensed attorney in Us Code.