7B-2600. Authority to modify or vacate.
(a) Upon motion in the cause or petition, and after notice, the court may conduct a review hearing to determine whether the order of the court is in the best interests of the juvenile, and the court may modify or vacate the order in light of changes in circumstances or the needs of the juvenile.
(b) In a case of delinquency, the court may reduce the nature or the duration of the disposition on the basis that it was imposed in an illegal manner or is unduly severe with reference to the seriousness of the offense, the culpability of the juvenile, or the dispositions given to juveniles convicted of similar offenses.
(c) In any case where the court finds the juvenile to be delinquent or undisciplined, the jurisdiction of the court to modify any order or disposition made in the case shall continue (i) during the minority of the juvenile, (ii) until the juvenile reaches the age of 19 years if the juvenile has been adjudicated delinquent and committed to the Division for an offense that would be a Class B1, B2, C, D, or E felony if committed by an adult, other than an offense set forth in G.S. 7B-1602(a), (iii) until the juvenile reaches the age of 21 years if the juvenile has been adjudicated delinquent and committed for an offense that would be first-degree murder pursuant to G.S. 14-17, first-degree forcible rape pursuant to G.S. 14-27.21, first-degree statutory rape pursuant to G.S. 14-27.24, first-degree forcible sexual offense pursuant to G.S. 14-27.26, or first-degree statutory sexual offense pursuant to G.S. 14-27.29 if committed by an adult, or (iv) until terminated by order of the court.