2006 Annual Report to Congress Volume I, Section One PDF - Preface, Table of Contents, and The Most Serious Problems Encountered By Taxpayers, and Status Update on the Questionable Refund Program. Volume I, Section Two PDF - Key Legislative Recommendations and Additional Legislative Recommendations. Volume I, Section Three PDF - The Most Litigated Issues. Volume I, Section Four PDF - Case & Systemic Advocacy. Volume I, Section Five PDF - Appendices. Volume II PDF - Study of Taxpayer Needs, Preferences, and Willingness to Use IRS Services and Downstream Impact Project: Identifying Drivers of TAS Workload. Executive Summary PDF IRS News Release ARC 2006 REPORT CARD PDF Prior Annual Reports and Objectives Reports