Wyoming Statutes
Wyo. Stat. § 30-5-303 (2026)
Payment for production; penalty for violation;
✓ current as of May 2026
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jurisdiction; costs and fees.
(a) Any lessee or operator, purchaser or other party
legally responsible for payment who violates the provisions of
this article is liable to the person or persons legally entitled
to proceeds from production for the unpaid amount of such
proceeds, plus interest at the rate of eighteen percent (18%)
per annum on the unpaid principal balance from the due date
specified in W.S. 30-5-301(a).
(b) The district court for the county in which a well
producing oil, gas or related hydrocarbons is located has
jurisdiction over all proceedings brought pursuant to this
article and the prevailing party in any proceedings brought
pursuant to this article shall be entitled to recover all court
costs and reasonable attorney's fees.
(c) Any person who fails to provide royalty information as
provided in W.S. 30-5-305(b) is liable to the affected royalty,
overriding royalty or other nonworking interest owner in the
amount of one hundred dollars ($100.00) per month that complete
reporting is not provided to the interest owner.Notes of Decisions
Cited in 19
cases (3 in the last 5 years), 1986–2025 · leading case: Ultra Resources, Inc. v. Hartman, 2010 WY 36 (Wyo. 2010).
Ultra Resources, Inc. v. Hartman, 2010 WY 36 (Wyo. 2010). “Section 30-5-303 states: (a) Any lessee or operator, purchaser or other party legally responsible for payment who violates the provisions of this article is liable to the person or persons legally entitled to proceeds from production for the unpaid amount of such proceeds, plus…”
Morris v. CMS Oil & Gas Co., 2010 WY 37 (Wyo. 2010). “When the district court in this case awarded Morris limited attorneys' fees because it determined Morris would not have received payment from CMS absent the filing of the instant legal action, it was relying on the catalyst theory.”
Moncrief v. Harvey, 816 P.2d 97 (Wyo. 1991). “The question is whether Texaco is a "lessee or operator, purchaser or other party legally responsible for payment" under W.S. 30-5-303 subject to payment of interest for wrongfully withheld proceeds.”
Indep. Producers Mktg. Corp. v. Cobb, 721 P.2d 1106 (Wyo. 1986). “" Section 30-5-302 requires that the payor hold late payments in escrow for the benefit of the royalty interest owner, while § 30-5-303 creates an interest penalty of eighteen percent for a violation of § 30-5-301(a), supra, and provides for an award of attorney's fees if…”
Lon V. Smith Found. v. Devon Energy Corp., 403 P.3d 997 (Wyo. 2017). “Wyo. Stat. Ann. § 30-5-303 (emphasis added).”
Cities Serv. Oil & Gas Corp. v. State, 838 P.2d 146 (Wyo. 1992). “The State asked the trial court to declare that royalties were owed on tax reimbursements either received or receivable by Oxy from CSGC and to enter judgment for the delinquencies claimed with statutory penalty interest pursuant to Wyo.Stat. § 30-5-303. Oxy not only denied the…”
Cabot Oil & Gas Corp. v. Followill, 2004 WY 80 (Wyo. 2004). “Do the causes of action for recovery of the one hundred dollar per month penalty imposed under Wyo. Stat. Ann. § 30-5-303 (c) for failure to provide complete reporting as required by Wyo.”
Guy v. Wyo. Dep't of Corr., 444 P.3d 652 (Wyo. 2019). “Instead, this Court, "like the lower federal courts, [is] bound by the supremacy clause of the federal Constitution" to follow the United States Supreme Court's interpretation of section 1988.”
State v. BHP Petroleum Co., Inc., 804 P.2d 671 (Wyo. 1991). “Section 30-5-303(a) provides: Any lessee or operator, purchaser or other party legally responsible for payment who violates the provisions of this article is liable to the person or persons legally entitled to proceeds from production for the unpaid amount of such proceeds, plus…”
Eog Resources, Inc., a Delaware Corp. v. Jjlm Land, Llc, a Wyoming Ltd. Liab. Co., 2022 WY 162 (Wyo. 2022). “[¶24] Nothing in the language of § 30-5-405(b) indicates the legislature intended it to apply only when an operator is seeking to avoid payment altogether or otherwise indicates the legislature intended to exempt an operator from double damages if its failure to pay the full…”
Adam Bruce Levy v. Aspen S, Llc, a Wyoming Ltd. Liab. Co. Kelvin H. Stirn & Nancy J. Stirn, 2021 WY 46 (Wyo. 2021). “§ 1-14-126 (b) (LexisNexis 2019) and Wyo. Stat. Ann. § 30-5-303 (b) (LexisNexis 2019) is no longer sound.”
Chesapeake Expl., Llc, an Oklahoma Ltd. Liab. Co. v. Morton Prod. Co., Llc, a Wyoming Ltd. Liab. Co., 2025 WY 15 (Wyo. 2025). “Wyo. Stat. Ann. § 30-5-303 (a) (LexisNexis 2023).”
— Wyo. Stat. § 30-5-303(a) — 9 cases
Ultra Resources, Inc. v. Hartman, 2010 WY 36 (Wyo. 2010). “Section 30-5-303 states: (a) Any lessee or operator, purchaser or other party legally responsible for payment who violates the provisions of this article is liable to the person or persons legally entitled to proceeds from production for the unpaid amount of such proceeds, plus…”
Moncrief v. Harvey, 816 P.2d 97 (Wyo. 1991). “The question is whether Texaco is a "lessee or operator, purchaser or other party legally responsible for payment" under W.S. 30-5-303 subject to payment of interest for wrongfully withheld proceeds.”
Cities Serv. Oil & Gas Corp. v. State, 838 P.2d 146 (Wyo. 1992). “The State asked the trial court to declare that royalties were owed on tax reimbursements either received or receivable by Oxy from CSGC and to enter judgment for the delinquencies claimed with statutory penalty interest pursuant to Wyo.Stat. § 30-5-303. Oxy not only denied the…”
State v. BHP Petroleum Co., Inc., 804 P.2d 671 (Wyo. 1991). “Section 30-5-303(a) provides: Any lessee or operator, purchaser or other party legally responsible for payment who violates the provisions of this article is liable to the person or persons legally entitled to proceeds from production for the unpaid amount of such proceeds, plus…”
Indep. Producers Mktg. Corp. v. Cobb, 721 P.2d 1106 (Wyo. 1986). “" Section 30-5-302 requires that the payor hold late payments in escrow for the benefit of the royalty interest owner, while § 30-5-303 creates an interest penalty of eighteen percent for a violation of § 30-5-301(a), supra, and provides for an award of attorney's fees if…”
— Wyo. Stat. § 30-5-303(b) — 5 cases
Ultra Resources, Inc. v. Hartman, 2010 WY 36 (Wyo. 2010). “Section 30-5-303 states: (a) Any lessee or operator, purchaser or other party legally responsible for payment who violates the provisions of this article is liable to the person or persons legally entitled to proceeds from production for the unpaid amount of such proceeds, plus…”
Morris v. CMS Oil & Gas Co., 2010 WY 37 (Wyo. 2010). “When the district court in this case awarded Morris limited attorneys' fees because it determined Morris would not have received payment from CMS absent the filing of the instant legal action, it was relying on the catalyst theory.”
Moncrief v. Harvey, 816 P.2d 97 (Wyo. 1991). “The question is whether Texaco is a "lessee or operator, purchaser or other party legally responsible for payment" under W.S. 30-5-303 subject to payment of interest for wrongfully withheld proceeds.”
Lon V. Smith Found. v. Devon Energy Corp., 403 P.3d 997 (Wyo. 2017). “Wyo. Stat. Ann. § 30-5-303 (emphasis added).”
EOG Resources, Inc. v. State, 2003 WY 34 (Wyo. 2003).
— Wyo. Stat. § 30-5-303(c) — 1 case
Morris v. CMS Oil & Gas Co., 2010 WY 37 (Wyo. 2010). “When the district court in this case awarded Morris limited attorneys' fees because it determined Morris would not have received payment from CMS absent the filing of the instant legal action, it was relying on the catalyst theory.”
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