This sample IRS tax audit notice was sent to one our members in Orange, California (CA). If you are selected for an audit, the IRS will send you an audit letter via certified mail.Tax audit letters will include your name, tax ID number or Social Security number, employee ID number, address and contact information. Navigate IRS correspondence with ease. Learn about audit letters, 30-day Letters, Tax Court, and payment options. This IRM provides guidance for report writing that examiners should understand and apply in the performance of their duties. An Initial Contact Letter is your notification that your tax return has been selected for an audit (also called an examination). We've provided a sample engagement letter to use with representing your client before a taxing authority. Tailor the template to your clients' needs. There may be other more appropriate forms specific to your complaint.