PART 2
EXTRADITION FROM CANADA
TEMPORARY SURRENDER
66. Time limit
(4) The Minister may require the extradition partner to give an assurance that the person will be returned no later than a specified date or that the person will be returned on request of the Minister.
Person sought for different crime
Temporary transfer of persons in custody for purposes of identification or for obtaining testimony or other forms of assistance - national procedures for ICC proceedings
EDIT.