Tax audit letters will include your name, tax ID number or Social Security number, employee ID number, address and contact information. Take a look at our IRS Audit Representation page.An Initial Contact Letter is your notification that your tax return has been selected for an audit (also called an examination). Your chances of being subjected to an IRS audit are at an alltime low. Sending an IRS audit reconsideration request? If you received a letter from the IRS, don't ignore it. Follow the directions on your letter, it includes all the information you need to respond. Find out what to do. The IRS's staffing shortages have been well publicized and audits of individuals have decreased in the past several years. In the letter, the IRS will explain why your tax return has been selected for audit.