The director of a county department of children's services, or the director's designee, or any interested party, may petition the committing court to modify an order awarding custody of a child to the county department on the ground that changed circumstances so require in the best interest of the child.
Modification of court order
Tenn. Code Ann. § 37-2-206, under County Department of Children's Services Act of 1979.
Tenn. Code Ann. § 37-2-206