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Case Brief · caselaw.co.ke
Court of AppealPartially AllowedCriminal Appeal No. E004 of 2026 (formerly KSM Criminal Appeal No. E116 of 2022)

Tom Ongu'ra v Republic

Court of Appeal
25 September 2026
1,766 words in judgment
View original judgmentRead on Kenya Law Watch case
AI-assisted case brief
·~7 min to read original · ~4 min brief

The bottom line

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Kenya's Court of Appeal upheld a 15-year manslaughter sentence but ordered that 51 days spent in remand custody be credited against it.

What this practically means

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Executive summary

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The appellant was charged with murder before the High Court at Busia (Karanja J). Following a plea bargain accepted by the prosecution, he pleaded guilty to manslaughter on 22nd March 2022 and was sentenced to 15 years' imprisonment. He appealed to the Court of Appeal at Kakamega, contending that the sentence was manifestly excessive and that the High Court failed to consider his mitigation (age, mental state, remorse, guilty plea), failed to call for a pre-sentencing probation report and victim impact assessment, and failed to account for time spent in remand. He relied on Muruatetu and several Court of Appeal authorities suggesting 7 to 10 year sentences for manslaughter. The respondent, invoking section 361(1) of the Criminal Procedure Code and Bernard Kimani Gacheru v R, urged that sentencing is a matter of discretion for the trial court and that the 15-year term was proportionate. The Court, in a single judgment of the bench (Nyamweya, Ngetich & Radido, JJA), held that given the guilty plea the only issue was sentence; that the 15-year term was lawful since manslaughter attracts life imprisonment; and that the trial court properly exercised its discretion in weighing mitigation, which must not become a mathematical exercise. However, the Court found a legal error in the High Court's failure to factor 51 days spent in pre-conviction custody into the sentence as required by section 333(2) of the Criminal Procedure Code. The appeal partially succeeded only to that extent: the 51 days shall be computed against the 15-year sentence. No costs order was made.

Questions the Court framed

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The issues the Court set itself to decide, in its own words.

  1. 1.Whether the 15-year sentence for manslaughter was lawful
  2. 2.Whether the High Court failed to consider material factors, considered factors it ought not have, or acted on wrong principles in sentencing
  3. 3.Whether the period spent in custody in remand should be factored into the sentence under section 333(2) of the Criminal Procedure Code

Key legal issues

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01

Lawfulness of the 15-year sentence for manslaughter

Holding

The sentence was lawful since manslaughter attracts a maximum of life imprisonment under section 205 of the Penal Code.

Reasoning

Having pleaded guilty to manslaughter in a plea bargain, the appellant was sentenced to 15 years. The court noted that under section 205 of the Penal Code the sentence for manslaughter is life imprisonment, so a 15-year term was on its face lawful and within the permissible range.

02

Whether the trial court erred in failing to consider all mitigating factors

Holding

No error; a trial court has discretion to weigh which mitigating factors to consider, and sentencing must not become a mathematical exercise.

Reasoning

The record showed the trial court noted the guilty plea, first-offender status and mitigation, and gave reasons for a deterrent sentence based on the gravity and circumstances of the killing. Requiring consideration of every factor or every Sentencing Guideline item would convert discretion into arithmetic.

p. 11
03

Credit for time spent in remand custody

Holding

Section 333(2) of the Criminal Procedure Code required the 51 days in custody to be factored into the sentence; failure was a legal error justifying partial success of the appeal.

Reasoning

The appellant was in custody from 18th October 2021 to 7th December 2021, a period of 51 days, before being granted bond. The High Court did not take this into account when sentencing, contrary to the mandatory command of section 333(2).

p. 11

Legal principles established

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  • An appellate court will not easily interfere with sentence unless it is manifestly excessive, the trial court overlooked a material factor, took into account wrong material, or acted on a wrong principle.
  • The period spent in custody before conviction must be factored into the sentence under section 333(2) of the Criminal Procedure Code; failure to do so is a legal error.
  • A trial court need not consider each and every mitigating factor; sentencing remains a discretionary balancing exercise, not a mathematical one.

Court orders

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  1. 1.The period of 51 days the appellant spent in custody from 18th October 2021 to 7th December 2021 shall be taken into account in computing the sentence of 15 years imprisonment pursuant to section 333(2) of the Criminal Procedure Code

The bench

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One judgment of the whole court — no separate or dissenting opinions.

majority
majority
majority
On appeal from
High Court of Kenya at Busia
HCCrC No. 23 of 2021
Jurisdiction invoked
First appeal under section 361(1) of the Criminal Procedure Code; appellant also invoked Article 165(3)(a), (b), 159(2)(a) and (b) and 22(4) of the Constitution

Relief refused

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Reduction of the 15-year sentence as manifestly excessive

The sentence was lawful and the trial court considered the relevant factors; appellate interference not warranted

p. 10

Costs

No costs order made in the judgment.

Quotable passages

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Verbatim from the judgment, each located to the page it appears on in the official PDF — so these can be cited and checked directly.

Flowing from the above, the appeal against sentence partially succeeds only to the extent that the period of 51 days the appellant spent in custody from 18th October 2021 to 7th December 2021 shall be taken into account in computing the sentence of 15 years imprisonment imposed upon him pursuant to section 333(2) of the Criminal Procedure Code.
p. 12Final orders - credit for remand custody
On the face of it, the sentence of 15 years imprisonment was lawful, and we so hold.
p. 10Lawfulness of sentence for manslaughter
A trial court ought to be allowed the deference or leeway to consider those factors it believes are appropriate in each particular case.
p. 11Judicial discretion in sentencing
The High Court did not factor the 51 days into the sentence as required by section 333(2) of the Criminal Procedure Code. This was a legal error.
p. 11Section 333(2) mandatory credit for pre-conviction custody

Issues in the judgment

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minor

Date discrepancy: appeal stated as from a judgment dated 22nd March 2021, but the plea and sentence are recorded as 22nd March 2022.

minor

The court attributes the manslaughter sentence to section 205 of the Penal Code, but the charge was under section 203 as read with section 204.

minor

Ground (i) invokes constitutional provisions and Muruatetu but the judgment never determines those grounds.

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, "Tom Ongu'ra v Republic", Case Analysis (2026). Criminal Appeal No. E004 of 2026 (formerly KSM Criminal Appeal No. E116 of 2022). Source: https://new.kenyalaw.org/akn/ke/judgment/keca/2026/2046/eng@2026-09-25

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