Section 14(5)(f) in The Juvenile Justice (Care and Protection of Children) Act, 2015
(f)inquiry of heinous offences,-(i)for child below the age of sixteen years as on the date of commission of an offence shall be disposed of by the Board under clause (e);(ii)for child above the age of sixteen years as on the date of commission of an offence shall be dealt with in the manner prescribed under section 15.