Contact a CDC Regional Office in Your Area. Austin, Texas Phone: (512) 427-1350, or (877) 953-5535.You can write a letter to the appropriate Attorney Grievance Committee or fill out and submit a form available from their websites. To file a complaint against an attorney please visit cdc.texasbar. Com or call 1-800-932-1900. The first step in filing a grievance is to complete a grievance form either through the Bar's online submission system, located at cdc.texasbar. I am terrified of having a bar complaint filed against me. With the City Bar or any other bar association. You may write a letter explaining the situation that you think indicates a violation of the LSC Act or regulations. Before you fill out this paperwork, there may be a faster way to resolve the issue you are currently having with an attorney.