To file an attorney misconduct complaint, please fill out the online form. Once you've decided to take your grievance about an attorney to the State Bar, you need to file an attorney complaint form.The State Bar will acknowledge receipt of your complaint within 10 working days. Can't Afford a Lawyer? Problems with an Attorney. You can file a complaint with the State Bar. You may write a letter explaining the situation that you think indicates a violation of the LSC Act or regulations. Instructions for Filing a Complaint Against an Attorney Fill out all spaces on the complaint form completely. Just fill out a State Bar grievance form or send us a letter describing the problem. Yes you can file a complaint against the opposing attorney.