(

a) With respect to a nonminor dependent, as defined in subdivision (

v) of

Section 11400, who has a permanent plan of long-term foster care that was ordered pursuant to

Section 366.21, 366.22, 366.25, or 366.26, the court may continue jurisdiction of the nonminor as a nonminor dependent of the juvenile court or may dismiss dependency jurisdiction pursuant to

Section 391. (

b) If the court continues dependency jurisdiction of the nonminor as a nonminor dependent of the juvenile court, the court shall order the development of a planned permanent living arrangement under a mutual agreement, as described in subdivision (

u) of

Section 11400, which may include continued placement with the current caregiver or another licensed or approved caregiver or in a supervised independent living placement, as defined in subdivision (

w) of

Section 11400, consistent with the youth’s Transitional Independent Living Case Plan. At the request of the nonminor dependent who has an established relationship with an adult determined to be the nonminor dependent’s permanent connection, the court may order nonminor dependent adoption pursuant to subdivision (

f) of

Section 366.31 as the nonminor dependent’s permanent plan. (

c) If the court terminates its dependency jurisdiction over a nonminor dependent pursuant to subdivision (a), it shall retain general jurisdiction over the youth pursuant to

Section 303. If the court has dismissed dependency jurisdiction pursuant to subdivision (

d) of

Section 391, the nonminor, who has not attained years of age, may subsequently file a petition pursuant to subdivision (

e) of

Section to have dependency jurisdiction resumed and the court may vacate its previous order dismissing dependency jurisdiction over the nonminor dependent.