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Court of AppealDismissedNotice of Motion dated 23rd October 2024 (Court of Appeal, Nyeri)· [2025] KECA 2146 (KLR)

Major Peter Mwaura Mugure v Director of Public Prosecutions & 3 others

Court of Appeal of Kenya
28 November 2025
1,280 words in judgment
View original judgmentRead on Kenya Law Watch case
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The bottom line

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The Court of Appeal refused to pause a serving KDF officer's murder trial, confirming the High Court—not the court-martial—can try soldiers for murder.

What this practically means

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Executive summary

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This was an interlocutory application, not a full appeal. The applicant, a serving Major in the Kenya Defence Forces charged with murder before the High Court in Criminal Case No. 18 of 2019, sought a stay of the trial pending an intended appeal against the dismissal of his constitutional petition (Petition No. E002 of 2023) challenging the High Court's jurisdiction over him in favour of the court-martial under Section 133 of the KDF Act. The motion, grounded on Articles 22(1), 29(a), 29(f), 49(1)(h) and 50 of the Constitution and Rules 1(2), 5(2)(a) and 61 of the Court of Appeal Rules, 2022, was opposed by the DPP and by counsel for the 4th respondent and the 1st Interested Party, who relied on Article 165 and the argument that the victims were civilians. The Court of Appeal (Mohammed, Lesiit and Ali-Aroni, JJA) framed a single issue: whether the applicant met the threshold for a stay of criminal proceedings. It reaffirmed that a stay of proceedings is a serious, grave judicial intervention and that under Rule 5(2)(a) the applicant must show an arguable appeal and that it would be rendered nugatory. The court held the intended appeal was not arguable: Article 165 confers original criminal jurisdiction over murder on the High Court, Article 169 recognizes the court-martial as a subordinate court, and Sections 56 and 211 of the KDF Act preserve civil courts' jurisdiction. Failing the first limb, the second was not considered. The motion was dismissed with costs to the 2nd and 4th respondents and the Interested Party. The decision does not bind lower courts on the jurisdictional merits; it determines only the stay application.

Key legal issues

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Whether the jurisdictional challenge to the High Court's trial of a KDF officer for murder rendered the intended appeal arguable

Holding

No. The High Court has original criminal jurisdiction over murder under Article 165, the court-martial is a subordinate court under Article 169, and Sections 56 and 211 of the KDF Act preserve the jurisdiction of civil courts.

Reasoning

The court held that although jurisdiction is a fundamental issue, the intended appeal did not raise an arguable ground. Article 165 confers unlimited original criminal jurisdiction on the High Court, including over murder, while Article 169 recognizes the court-martial as a subordinate court. Sections 56 and 211 of the KDF Act expressly preserve civil courts' jurisdiction to try persons subject to the Act for offences outside Part VI. The applicant therefore failed the first limb of the Rule 5(2)(a) test, and the second limb need not be considered.

p. 3
02

The threshold for a stay of criminal proceedings under Rule 5(2)(a)

Holding

Rule 5(2)(a) permits stay only in exceptional circumstances, requiring the applicant to show an arguable appeal and that the appeal would be rendered nugatory absent a stay.

Reasoning

The court reiterated the settled two-limb test: the intended appeal must be arguable, and unless a stay is granted the appeal will be rendered nugatory. Because stay of proceedings is a serious judicial action interfering with rights of access to justice and fair hearing, courts must weigh the pros and cons, including expeditious disposal, the prima facie merits, judicial time and expedition in bringing the application. Failure on the first limb disposes of the application.

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Legal principles established

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  • A stay of proceedings is a serious, grave judicial intervention that suspends pending proceedings and interferes with the right of access to justice, and will only be granted exceptionally under Rule 5(2)(a) where the appeal is arguable and would be rendered nugatory.
  • The High Court retains original criminal jurisdiction, including over murder charges against Kenya Defence Forces personnel, notwithstanding the KDF Act.

Court orders

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  1. 1.The Notice of Motion dated 23rd October 2024 is dismissed
  2. 2.Costs of the application to the 2nd and 4th respondents and the Interested Party
On appeal from
High Court of Kenya
Constitutional Petition No. E002 of 2023; High Court Criminal Case No. 18 of 2019 (Republic v Peter Mwaura Mugure)
Jurisdiction invoked
Articles 22(1), 29(a), 29(f), 49(1)(h) and 50 of the Constitution of Kenya, 2010, read with Rules 1(2), 5(2)(a) and 61 of the Court of Appeal Rules, 2022

Key timeline

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Practical implications

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Frequently asked questions

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Cite this brief

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Cite this brief

Caselaw, "Major Peter Mwaura Mugure v Director of Public Prosecutions & 3 others", Case Analysis (2025). Notice of Motion dated 23rd October 2024 (Court of Appeal, Nyeri). Source: https://new.kenyalaw.org/akn/ke/judgment/keca/2025/2146/eng@2025-11-28

Suggested citation format for research notes or client memos. Always verify the original judgment before relying on any point.