(a) A juvenile alleged to be within the jurisdiction of the court has the right to be represented by counsel in all proceedings. Counsel for the juvenile shall be appointed in accordance with rules adopted by the Office of Indigent Defense Services, unless counsel is retained for the juvenile, in any proceeding in which the juvenile is alleged to be (i) delinquent or (ii) in contempt of court when alleged or adjudicated to be undisciplined.
(b) All juveniles shall be conclusively presumed to be indigent, and it shall not be necessary for the court to receive from any juvenile an affidavit of indigency.