; and (2) the term nonviolent offense means a Federal criminal offense that is not— (A) a crime of violence (as that term is defined in section 16 of title 18, United States Code); or (B) a sex offense (as that term is defined in section 111 of the Sex Offender Registration and Notification Act ( 42 U.S.C. 16911 )). 8. Retroactive Effect This Act and the amendments made by this Act apply with respect to youth without regard to whether they become involved in the Federal criminal justice system before, on, or after the date of the enactment of this Act.