(a) If a report submitted under § 55.35(b) states that a child is fit to proceed, the juvenile court shall find that the child is fit to proceed unless the child’s attorney objects in writing or in open court not later than the second day after the date the attorney receives a copy of the report under § 55.35(c).
(b) On objection by the child’s attorney under Subsection (a), the juvenile court shall promptly hold a hearing to determine whether the child is fit to proceed, except that the hearing may be held after the date that the placement order issued under § 55.33(a) expires. At the hearing, the court shall determine the issue of the fitness of the child to proceed unless the child or the child’s attorney demands in writing a jury before the 10th day before the date of the hearing.

(c) If, after a hearing, the court or jury finds that the child is fit to proceed, the court shall dissolve the stay and continue the juvenile court proceedings as though a question of fitness to proceed had not been raised.
(d) If, after a hearing, the court or jury finds that the child is unfit to proceed, the court shall proceed under § 55.37 or 55.40, as appropriate.