No motion is necessary. You just fire him, and send a letter to the court scheduler's office to notify them of the change.Motion to Continue (Reschedule) or Extend Time. Illinois Legal Aid Online provides a guided interview called an Easy Form that will help you fill out the forms. How to file a Motion to Withdraw as Legal Counsel in Federal Court. (3)Motion to Withdraw. A form of the notice is appended to the rule. Agreed Motions to substitute one attorney for another. A motion to withdraw without substituting another attorney is not a routine motion. 2. Limited Scope Appearance in the form attached to this rule.