The minor was lodged in a juvenile home. Another minor accused was bailed out a month ago by a court.
A mob had lynched 52-year-old Mohammad Akhlaq and injured his son Danish after dragging them out of their home in Bishada village of Gautam Budh Nagar district on September 28, 2015, following rumours that they had slaughtered a cow and consumed beef.
A total of 19 persons were accused in the case. Of these, one was given a clean chit by police and let off. Sixteen accused are still lodged in jail.
A petition has been filed in court seeking their discharge. The hearing has since been completed and the court has reserved its order.
Shiv Sena student wing has threatened mass self-immolation by its workers if the case against the accused was not withdrawn by July 15.