PART 7 - PERSONS IN TRANSIT TO ICC OR SERVING SENTENCES IMPOSED BY ICC
Person in transit
136.
Transit by person being surrendered or transferred to ICC—
(6)If an unscheduled landing occurs on New Zealand territory, the Minister may require the ICC to submit a request for transit of the transferee under subsection (3) as soon as is reasonably practicable.
Unscheduled landing on territory of transit State
EDIT.