Article 183. Findings and Other Data. - The Court shall furnish the institution to which the child has been committed with a copy of its judgment, together with all the social and other data pertinent to the case. Article 184. Expenses. - The expense of maintaining a disabled child in the institution to which he has been committed shall be borne primarily by the parents or guardian and secondarily, by such disabled child, if he has property of his own. In all cases where the expenses for the maintenance of the disabled child cannot be paid in accordance with the next preceding paragraph, the same, or such part thereof as may remain unpaid, shall be borne by the Department of Social Welfare. Article 185. Children With Cerebral Palsy. - Children afflicted with cerebral palsy shall be committed to the institution which under the circumstances of the particular child concerned is best equipped to treat and care for him. Article 186. Discharge of Child Judicially Committed. - The Court shall order the discharge of any child judicially committed to an institution for disabled children if it is certified by the Department of Social Welfare that: 1. He has been certified by the duly licensed disabled child placement agency to be no longer a hazard to himself or to the community; 2. He has been sufficiently rehabilitated from his physical handicap or, if of work age, is already fit to engage in a gainful occupation; or 3. He has been relieved of his emotional problems and complexes and is ready to assume normal social relations. Article 187. Discharge of Child Voluntarily Committed. - Any child voluntarily committed to an institution for disabled children may be discharged by the Department of Social Welfare motu proprio or upon the request of his parents or guardian on any of the grounds specified in the preceding article. In the latter case, the Department of Social Welfare may refuse to discharge the child if, in its opinion, his release would be prejudicial to him or to the community. Article 188. Assistance of Fiscal. - The provincial or city fiscal shall represent the Department of Social Welfare or any recognized legal association in all judicial matters arising under the provisions of this Chapter. CHAPTER III Youthful Offenders Article 189. Youthful Offender Defined. - A youthful offender is one who is over nine years but under twenty-one years of age at the time of the commission of the offense. A child nine years of age or under at the time of the offense shall be exempt from criminal liability and shall be committed to the care of his or her father or mother, or nearest relative or family friend in the discretion of the court and subject to its supervision. The same shall be done for a child over nine years and under fifteen years of age at the time of the commission of the offense, unless he acted with discernment, in which case he shall be proceeded against in accordance with Article 192.