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Case Brief · caselaw.co.ke
Court of AppealPartially AllowedNot stated in the judgment· [2025] KECA 2110 (KLR)

Thomas Aringeu Sono v Republic

Court of Appeal of Kenya
5 December 2025
2,515 words in judgment
View original judgmentRead on Kenya Law Watch case
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·~10 min to read original · ~4 min brief

The bottom line

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Kenya's Court of Appeal ruled judges cannot dismiss criminal appeals without a hearing, especially where an accused may not have understood the charges against them.

What this practically means

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Executive summary

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The Appellant was convicted on his own plea of guilty before the Principal Magistrate's Court at Taveta of defilement contrary to section 8(1) as read with section 8(2) of the Sexual Offences Act and sentenced to life imprisonment. His first appeal to the High Court at Mombasa, brought against the conviction rather than the sentence, was summarily rejected by Ong'injo, J on 7th November 2022 on the ground that he had been convicted on his own plea and had not appealed against the sentence. On second appeal, the Court of Appeal confirmed that its jurisdiction is limited to matters of law under section 361 of the Criminal Procedure Code. The Court held that the power of summary rejection under section 352(2) of the Criminal Procedure Code is exceptional, to be exercised sparingly and only in the clearest of cases, and is strictly confined to appeals on the weight of evidence or excessive sentence. Examining the trial record, the Court found nothing showing that the charges were interpreted into a language the Appellant understood or that he had an interpreter, and held that his reply of 'ni kweli' did not demonstrate comprehension of the charges or the ramifications of a guilty plea. The grounds of appeal, though framed against conviction, disclosed an underlying anomaly the High Court Judge would have detected had a hearing been granted. The Court set aside the High Court judgment and remitted the appeal to the High Court at Mombasa for hearing before a Judge other than Ong'injo, J, directed an expeditious hearing, and ordered the Appellant remanded in custody in the meantime.

Key legal issues

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01

Exercise of the summary rejection power under section 352(2) of the Criminal Procedure Code

Holding

The power is exceptional, sparingly exercisable, and confined to appeals on the weight of evidence or excessive sentence; it was improperly invoked here because the grounds raised were broader and disclosed an underlying anomaly.

Reasoning

The High Court summarily dismissed the appeal on the basis that the Appellant was convicted on his own plea and had not appealed against sentence. The Court of Appeal, examining the grounds as framed in the High Court, found they were against conviction and disclosed that the Appellant did not understand the plea-taking process. Had the Judge accorded a hearing, a different conclusion was likely. The summary power was therefore wrongly exercised.

p. 5
02

Adequacy of the plea-taking and language/interpretation

Holding

The record does not show that the charges were interpreted into Kiswahili, Maa or any language the Appellant understood, nor that he had an interpreter; his guilty plea therefore could not be treated as unequivocal on the record.

Reasoning

Nothing in the trial record indicated the language used, that interpretation was provided, or that the Appellant had the benefit of an interpreter, as he in fact needed Maa interpretation in the Court of Appeal. The mere response 'ni kweli' did not establish comprehension of the charges or the consequences of a guilty plea, including the mandatory life sentence.

p. 5

Legal principles established

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  • Summary rejection of appeals under section 352(2) of the Criminal Procedure Code is an exceptional power that must be exercised sparingly and only in the clearest of cases, and is strictly limited to appeals against the weight of evidence or excessive sentence
  • Where substantial grounds other than the weight of evidence or excessiveness of sentence are raised, the summary rejection power under section 352(2) should not be invoked
  • A bare reply of 'ni kweli' (it is true) to a charge does not of itself demonstrate that an accused understood the charges or the ramifications of a plea of guilty, particularly where the record does not show interpretation into a language the accused understands

Court orders

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  1. 1.The Judgment of the High Court at Mombasa dated 7th November 2022 be and is hereby set aside
  2. 2.The Appellant's appeal is remitted back to the High Court at Mombasa for hearing and determination in accordance with the law by another Judge of the High Court other than Ong'injo, J
  3. 3.The Appeal be heard expeditiously, and without delay
  4. 4.The Appellant to be remanded in custody pending the hearing of his appeal
  5. 5.The Deputy Registrar of this Court shall transmit a copy of this judgment to the Presiding Judge of the High Court at Mombasa together with the record of appeal immediately after its delivery
On appeal from
High Court of Kenya at Mombasa
Jurisdiction invoked
Section 361 of the Criminal Procedure Code (second appeal limited to matters of law)

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, "Thomas Aringeu Sono v Republic", Case Analysis (2025). Not stated in the judgment. Source: https://new.kenyalaw.org/akn/ke/judgment/keca/2025/2110/eng@2025-12-05

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