Application of Article

None of the provisions of this Article shall apply when a child is brought into or sent into, or taken out of, or sent out of the State, by the guardian of the person of such child, or by a parent, stepparent, grandparent, uncle or aunt of such child, or by a brother, sister, half brother, or half sister of such child, if such brother, sister, half brother, or half sister is 18 years of age or older.