Wyo. Stat. » Wyo. Stat. / Title 01 - Civil Procedure / Chapter 30 - MANDAMUS / Article 8 - POWER OF EMINENT DOMAIN GRANTED
Wyoming Statutes

Wyo. Stat. § 1-30-101 (2026)

"Mandamus" defined.

✓ current as of May 2026
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Mandamus is a writ issued in the name of the state to an
inferior tribunal, a corporation, board or person commanding the
performance of an act which the law specially enjoins as a duty
resulting from an office, trust or station.
Notes of Decisions
Cited in 20 cases (3 in the last 5 years), 1979–2025 · leading case: Williams v. Stafford, 589 P.2d 322 (Wyo. 1979).
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Williams v. Stafford, 589 P.2d 322 (Wyo. 1979). · cites it 4× “Writs of Mandamus, on the other hand, may direct an inferior tribunal to exercise its judgment but it may not control judicial discretion.”
Pickle v. Bd. of Cnty. Commissioners, 764 P.2d 262 (Wyo. 1988). · cites it 4× “Since the Board's acts or refusals to act are ministerial duties, mandamus would lie (W.S. § 1-30-101, et seq.). Mandamus, not damages, is plaintiffs' remedy against the Board of County Commissioners.”
State Ex Rel. Arnold v. Ommen, 2009 WY 24 (Wyo. 2009). · cites it 2× “Arnold had an adequate remedy at law and the "duty" she sought to have the district court enforce was discretionary, not ministerial.”
Bruce B. Williams v. Laura L. Sundstrom, as Campbell Cnty. Coroner, 2016 WY 122 (Wyo. 2016). · cites it 2× “Williams’ request that the court order a county official to perform a certain task falls under the definition of mandamus in Wyo. Stat. Ann. § 1-30-101 (LexisNexis 2015): -“Mandamus is a writ issued in the name of the state to an inferior tribunal, a corporation, board or.”
L. Michael Sorensen & Sheri M. Sorensen, Individually & as Trs. of the Sheri M. Sorensen Living Trust Dated May 15, 2012; Jennifer Anne Twiss & Scott James Twiss v. Sean Halling & Melissa Halling; the Town of Afton, a Wyoming Mun. Corp.; & the Governing Body of the Town of Afton, 2025 WY 8 (Wyo. 2025). · cites it 2× “7 5 Appellants did not bring a mandamus action under Wyo. Stat. Ann. §§ 1-30-101 to -118 or seek a writ of mandamus in their complaint’s claim for relief.”
State Ex Rel. Wyoming Ass'n of Consulting Engineers & Land Surveyors v. Sullivan, 798 P.2d 826 (Wyo. 1990). · cites it 4× “See generally Wyo. Stat. §§ 1-30-101 to -118 (1977) and Rule 3, Rules of the Supreme Court of Wyoming.”
State Ex Rel. Epp v. Mayor, 894 P.2d 590 (Wyo. 1995). · cites it 3× “Wyo.Stat. § 1-30-101 (1988). The writ must not be issued when there is an adequate remedy at law.”
Basin Elec. Power Coop. v. Bowen, 979 P.2d 503 (Wyo. 1999). · cites it 2× “WRIT Op Mandamus And Injunction Mandamus is defined in Wyo. Stat. Ann. § 1-30-101 (Michie 1997) as “a writ issued in the name of the state to an inferior tribunal, a corporation, board or person commanding the performance of an act which the law specially enjoins as a duty…”
State ex rel. West Park Hosp. Dist. v. Skoric, 321 P.3d 334 (Wyo. 2014). · cites it 2× “" Wyo. Stat. Ann. § 1-30-101 . ... The function of mandamus is to command performance of a ministerial duty which is plainly defined and required by law.”
Kenneth Carson & Anna Leigh Anderson, as Concerned Parents of Emmitt Merl Anderson & Waverly Jean Anderson, Minor Child. v. Albany Cnty. Sch. Dist. 1 Bd. of Trs. Dr. John Goldhardt, Superintendent of Schs. for Albany Cnty. Sch. Dist. 1 Members of the Wyoming Dep't of Educ. & Megan Degenfelder, Superintendent of Pub. Instruction for the State of Wyoming, 2024 WY 11 (Wyo. 2024). · cites it 2× “” Wyo. Stat. Ann. § 1-30-101 . We have stated: The function of mandamus is to command performance of a ministerial duty which is plainly defined and required by law.”
State ex rel. Feeney v. Dist. Court of the Seventh Jud. Dist., 607 P.2d 1259 (Wyo. 1980). · cites it 4× “2d 322, 324 (1979), we said: 4 “Writs of Mandamus, on the other hand, may direct an inferior tribunal to exercise its judgment but it may not control judicial discretion.”
State of Wyoming ex rel. West Park Hosp. Dist. & Yellowstone Behavioral Health Ctr. v. Bryan A. Skoric, Park Cnty. & Prosecuting Attorney, In His Off. Capacity, 2014 WY 41 (Wyo. 2014). · cites it 4× “This led Appellants to file a Verified Petition for Writ of Mandamus pursuant to Wyo. Stat. Ann. § 1-30-101 et seq., asking the district court to compel the Park County Attorney to proceed in the same way he had for many years.”
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