"7A. (1) Whenever aclaim of juvenility is raised before any court or a court is of the opinion that an accused person was a juvenile on the date of commission of the offence; the court shall make an inquiry, take such evidence as may be necessary (but not an affidavit) so as to detennine the age of such person, and shall record a finding whether the person is a juvenile or a child or not, stating his age as nearly as may be:
Provided that aclaim of juvenility may be raised before any court and it shall be recognised at any stage, even after final disposal of the case, and such claim shall be determined in tenns of the provisions contained in this Act and the rules made thereunder, even if the juvenile has ceased to be so on or before the date of commencement of this Act.
(2) If the court finds a person to be a juvenile on the date of commission of the offence under sub-section (1), it shall forward the juvenile to the Board for passing appropriate order, and the sentence if any, passed by a court shall be deemed to have no effect.".