PART VII—PERSONS IN TRANSIT TO ICC OR SERVING SENTENCES IMPOSED BY ICC

Enforcement of Sentences in Kenya

143. (1) An ICC prisoner serving a sentence in Kenya may—
(a) be extradited to another country in accordance with the Extradition (Commonwealth Countries) Act or the Extradition (Contiguous and Foreign Countries) Act, either—
(i) at the completion of the sentence; or
(ii) during the sentence, but only for a temporary
period;

(2) Notwithstanding subsection (1)—

(b) a person to whom subsection (1) (b) or subsection (1) (c) applies may not be required to serve a sentence in Kenya or to undergo trial for an offence under Kenyan law, as the case may be, that relates to an act or omission that occurred before the designation referred to in section 135 (1) (c), without the prior agreement of the ICC.
(3) Subsection (2) shall not apply to a person who—
(a) remains voluntarily in Kenya for more than thirty days after the date of completion of, or release from, the sentence imposed by the ICC; or
(b) voluntarily returns to Kenya after having left it.

Article 108
Limitation on the prosecution or punishment of other offences
1. A sentenced person in the custody of the State of enforcement shall not be subject to prosecution or punishment or to extradition to a third State for any conduct engaged in prior to that person's delivery to the State of enforcement, unless such prosecution, punishment or extradition has been approved by the Court at the request of the State of enforcement.
2. The Court shall decide the matter after having heard the views of the sentenced person.
3. Paragraph 1 shall cease to apply if the sentenced person remains voluntarily for more than 30 days in the territory of the State of enforcement after having served the full sentence imposed by the Court, or returns to the territory of that State after having left it.