At the adult level in Canada, there are no specific offence-based cri-teria that must be met before an adult offender is imprisoned. In con-trast, the provisions in the YCJA relating to the imposition of acustodial sentence in youth court are far more restrictive, withs. 39(1) establishing four ‘‘gateways’’ 13 to custody:A youth justice court shall not commit a person to custody . . . unlessa the young person has committed a violent offence; [or]b the young person has failed to comply with non-custodial sen-tences; [or]c the young person has committed an . . . offence for which anadult would be liable to imprisonment for a term of more thantwo years and has a history that indicates a pattern of findings ofguilt . . . ord in exceptional cases where the young person has committed anindictable offence, the aggravating circumstances of the offenceare such that the imposition of a non-custodial sentence would beinconsistent with the purpose and principles set out in section 38
EXTERNAL LAW: EXPLICIT REQUIREMENTS TO COMMIT YOUTH TO CUSTODY