Juvenile Justice Unit (JJU) in Special Police Unit for Women and Children (SPUWAC) was set up under Juvenile Justice (Care & Protection of Children) Act-2005 after the order of Juvenile Justice Committee of Delhi High Court in Writ Petition (Crl.) No. 2069/2005 titled “Bachpan Bachao Andolan Vs Union of India”. National Commission for Protection of Child Right (NCPCR) was made Nodal Agency to look after and review the working of States in the matter of Juvenile in Conflict with Law (JICL) and Children in Need Care & Protection (CNCP) in the Writ, whereas SPUWAC was designated Nodal Agency by NCPCR for UT Delhi to look into the matter of both the category of Juvenile. Further, to streamline the mechanism in UT Delhi Special Juvenile Police Units (SJPUs) were created in all 15 Districts including IGI, Railway & Metro.

Juvenile justice system is exclusive system for rehabilitation and reformation of Juvenile in Conflict with Law (JICL) and Children in Need of Care & Protection (CNCP). In India approximate 42% population is under 18 years of age and maximum of them are vulnerable and getting victimize by social circumstances. To protect rights of vulnerable children juvenile justice system must be strengthen. The Juvenile Justice system is based on the principle of promoting, protect and safeguarding the rights of children. Recognizing the vulnerability of children and need for special and different treatment, the establishment of Juvenile Justice System started from enactment of The Juvenile Justice Act-1986.