New Jersey 2C:44-3.
Criteria for Sentence of Extended Term of Imprisonment
(CONITNUED>>>)

g. The defendant has been convicted of a crime under N.J.S.:2C:14-2 or N.J.S.:2C:14-3 involving violence or the threat of violence and the victim of the crime was 16 years of age or less. For purposes of this subsection, a crime involves violence or the threat of violence if the victim sustains serious bodily injury as defined in subsection b. of N.J.S.:2C:11-l, or the actor is armed with and uses a deadly weapon or threatens by word or gesture to use a deadly weapon as defined in subsection c. of N.J.S.:2C:11-l, or threatens to inflict serious bodily injury.

h. The crime was committed while the defendant was knowingly involved in criminal street gang related activity. A crime is committed while the defendant was involved in criminal street gang related activity if the crime was committed for the benefit of, at the direction of, or in association with a criminal street gang. "Criminal street gang" means three or more persons associated in fact. Individuals are associated in fact if (1) they have in common a group name or identifying sign, symbol, tattoo or other physical marking, style of dress or use of hand signs or other indicia of association or common leadership, and (2) individually or in combination with other members of a criminal street gang, while engaging in gang related activity, have committed, conspired or attempted to commit, within the preceding three years, two or more offenses of robbery, carjacking, aggravated assault, assault, aggravated sexual assault, sexual assault, arson, burglary, kidnaping, extortion, or a violation of chapter 11, section 3,4,5,6 or 7 of chapter 35 or chapter 39 of Title 2C of the New Jersey Statutes regardless of whether the prior offenses have resulted in convictions.