Pursuant to Local Rule 83.14, an attorney who is not a member of the General Bar of the Northern District of Illinois may appear in a case only upon being granted leave to appear pro hac vice. A petition for admission under Rule 83.14 is made on a form approved by the Executive Committee. Such admission also requires the payment of a fee established by the Court. 

See website:

https://www.ilnd.uscourts.gov/ApplyPHV.aspx