When action may not be taken under section 8

No order shall be made under the provisions of section 8— (i) until the time allowed by law for the prisoner to appeal has expired or if an appeal has been preferred until such appeal has been finally decided; or (ii) if an application made on appeal or otherwise to have the sentence altered into an order of detention, has been rejected by an Appellate Court or the High Court; or (iii) in the case of any person who has been sent to a Reformatory School in accordance with the provisions of the Reformatory Schools Act, 1897.