TITLE 18 > PART I > CHAPTER 44 > Sec. 922. - Unlawful actsQUOTE
(x)
(1) It shall be unlawful for a person to sell, deliver, or otherwise transfer to a person who the transferor knows or has reasonable cause to believe is a juvenile -
(A) a handgun; or
(B) ammunition that is suitable for use only in a handgun.
(2) It shall be unlawful for any person who is a juvenile to knowingly possess -
(A) a handgun; or
(B) ammunition that is suitable for use only in a handgun.
AND
For purposes of this subsection, the term ''juvenile'' means a person who is less than 18 years of age.
UNQUOTE
The student should receive the maximum sentence under federal law.
TITLE 18 > PART I > CHAPTER 44 > Sec. 924. - PenaltiesQUOTE
(6)
(A)
(i) A juvenile who violates section 922(x) shall be fined under this title, imprisoned not more than 1 year, or both, except that a juvenile described in clause (ii) shall be sentenced to probation on appropriate conditions and shall not be incarcerated unless the juvenile fails to comply with a condition of probation.
(ii) A juvenile is described in this clause if -
(I) the offense of which the juvenile is charged is possession of a handgun or ammunition in violation of section 922(x)(2); and
(II) the juvenile has not been convicted in any court of an offense (including an offense under section 922(x) or a similar State law, but not including any other offense consisting of conduct that if engaged in by an adult would not constitute an offense) or adjudicated as a juvenile delinquent for conduct that if engaged in by an adult would constitute an offense.
UNQUOTE