PART 2
EXTRADITION FROM CANADA
TEMPORARY SURRENDER
66. Temporary surrender
(1) The Minister may order the temporary surrender to an extradition partner of a person who is ordered committed under section 29 while serving a term of imprisonment in Canada so that the extradition partner may prosecute the person or to ensure the person’s presence in respect of appeal proceedings that affect the person, on condition that the extradition partner give the assurances referred to in subsections (3) and (4).
Person sought for different crime
Temporary transfer of persons in custody for purposes of identification or for obtaining testimony or other forms of assistance - authority - ICC proceedings
EDIT.