Contact the Taxpayer Advocate Service (TAS). TAS is an independent organization within the IRS whose employees assist taxpayers who are experiencing economic harm, who are seeking help in resolving tax problems that have not been resolved through normal channels, or who believe that an IRS system or procedure is not working as it should. You can contact TAS by calling the TAS toll-free case intake line at 877-777-4778 or TTY/TDD 800-829-4059 to determine whether you are eligible for assistance. You can also call or write to your local taxpayer advocate, whose phone number and address are listed in your local telephone directory and in Publication 1546, Taxpayer Advocate Service – Your Voice at the IRS. You can file Form 911, Request For Taxpayer Advocate Service Assistance (And Application for Taxpayer Assistance Order), or ask an IRS employee to complete it on your behalf. For more information, go to Taxpayer Advocate Service. Return to What If?