If the liberty and custody judge fails to rule within the time limit set in Article R. 53-8-29 or if his request is not granted, the interested party may, within a period of ten days, refer the matter to the President of the Examining Magistrate’s Court by registered letter with acknowledgement of receipt or by filing a declaration with the clerk of the Court of Appeal. The objection must be substantiated, failing which it will be inadmissible.