Illinois State Bar Association, P.O. Box 1330, Springfield, IL 62705-1330; Telephone: (217) 525-5297 or (800) 922 8757. What's the procedure to file a complaint vs.The state bar association itself? I am terrified of having a bar complaint filed against me. Illinois Bar Center 424 S. Second Street Springfield, IL 62701-1779 (Map and Directions) 217-525-1760 800-252-8908. To read about the State Bar of Texas complaint process, click here. If you wish to submit a complaint via mail, please click here to download the form. If you want to file a complaint with the State Bar of Texas, go to their website and look under "public". If you think your lawyer has acted unethically or broken the law, you can file a complaint with the ARDC. Each state has a disciplinary board or counsel that reviews attorney complaints.