Wyo. Stat. » Wyo. Stat. / Title 06 - Crimes and Offenses / Chapter 5 - OFFENSES AGAINST PUBLIC ADMINISTRATION / Article 3 - PERJURY AND CRIMINAL FALSIFICATION
Wyoming Statutes

Wyo. Stat. § 6-5-301 (2026)

Perjury in judicial, legislative or

✓ current as of May 2026
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administrative proceedings; penalties.

     (a) A person commits perjury if, while under a lawfully
administered oath or affirmation, he knowingly testifies falsely
or makes a false affidavit, certificate, declaration, deposition
or statement, in a judicial, legislative or administrative
proceeding in which an oath or affirmation may be required by
law, touching a matter material to a point in question.

     (b) Perjury is a felony punishable by imprisonment for not
more than five (5) years, a fine of not more than five thousand
dollars ($5,000.00), or both.
Notes of Decisions
Cited in 11 cases (1 in the last 5 years), 1985–2022 · leading case: Cooney v. Park Cnty., 792 P.2d 1287 (Wyo. 1990).
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Cooney v. Park Cnty., 792 P.2d 1287 (Wyo. 1990). · cites it 4× “[11] What crimes do the foregoing course of conduct infold? Clearly, perjury is first implicated, W.S. 6-5-301, against either or both of the participants, but additionally available for multiple charging, W.”
Cooney v. White, 845 P.2d 353 (Wyo. 1992). · cites it 8× “Wyo.Stat. § 6-5-301 (1988). See n. 15, infra.”
State Ex Rel. Hopkinson v. Dist. Court, Teton Cnty., 696 P.2d 54 (Wyo. 1985). · cites it 2× “Section 6-5-301, W.S.: "(a) A person commits perjury if, while under a lawfully administered oath or affirmation, he knowingly testifies falsely or makes a false affidavit, certificate, declaration, deposition or statement, in a judicial, legislative or administrative proceeding…”
Duffy v. State, 789 P.2d 821 (Wyo. 1990). · cites it 2× “6-5-202, accessory after the fact; and W.S. 6-5-301, perjury. Additionally, at least theoretically, charges could be made of conspiracy to commit each offense and aiding and abetting the other participants in the commission of the offense.”
Anita Harmon, as an Individual & as Pers. Rep. of the Est. of Euella Potter, 2014 WY 90 (Wyo. 2014). “Wyoming's perjury statute, § 6-5-301, provides as follows: A person commits perjury if, while under a lawfully administered oath or affirmation, he knowingly testifies falsely or makes a false affidavit, certificate, declaration, deposition or statement, in a judicial,…”
Lacey v. State, 803 P.2d 1364 (Wyo. 1990). · cites it 2× “The offense of perjury is defined in Wyo.Stat. § 6-5-301(a) (1977): A person commits perjury if, while under a lawfully administered oath or affirmation, he knowingly testifies falsely or makes a false affidavit, certificate, declaration, deposition or statement, in a judicial,…”
Cent. Wyoming Law Assocs., P.C. v. Denhardt, 836 F. Supp. 793 (D. Wyo. 1993). · cites it 2× “See Wyo.Stat § 6-5-301 (1988) (defining the elements of perjury); see also Edwards v.”
Bd. of Prof'l Responsibility, Wyoming State Bar v. Custis, 295 P.3d 334 (Wyo. 2012). · cites it 2× “, W.S. §§ 6-5-301(a) (perjury) and 6-5-805(a) (influencing a witness).”
Smith v. State, 721 P.2d 1088 (Wyo. 1986). “, and § 6-8-101 as § 6-5-301, W.S.1977 (June 1983 Replacement).”
Alvarado, 26 I. & N. Dec. 895 (2016). “Codified Laws § 22-29-1 (1996); Wyo. Stat. Ann. § 6-5-301 (West 1996). 10 The majority of the circuit courts have adopted this articulation of the elements of 18 U.”
Kevin Matthew Hunter v. The State of Wyoming, 2022 WY 46 (Wyo. 2022). · cites it 2× “Wyo. Stat. Ann. § 6-5-301 (a). The district court imposed a sentence of two to four years.”
— Wyo. Stat. § 6-5-301(a) — 2 cases
Lacey v. State, 803 P.2d 1364 (Wyo. 1990). “The offense of perjury is defined in Wyo.Stat. § 6-5-301(a) (1977): A person commits perjury if, while under a lawfully administered oath or affirmation, he knowingly testifies falsely or makes a false affidavit, certificate, declaration, deposition or statement, in a judicial,…”
Bd. of Prof'l Responsibility, Wyoming State Bar v. Custis, 295 P.3d 334 (Wyo. 2012). “, W.S. §§ 6-5-301(a) (perjury) and 6-5-805(a) (influencing a witness).”
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