If you object to the issues to be decided at the hearing, you must notify the administrative law judge in writing at the earliest possible opportunity, but no later than 5 business days before the date set for the hearing, unless you show that your circumstances meet the conditions described in § 404.935(b) . You must state the reason(s) for your objection(s). The administrative law judge will make a decision on your objection(s) either at the hearing or in writing before the hearing.
20 C.F.R. §404.939