| Report Number | Report Details and Links |
|---|---|
 | |
| 200610176 | Employee Training Data Have Not Improved Enough to Determine Training Cost or Effectiveness PDF | HTML |
| 200620177 | Improvements Are Needed to Ensure the Use of Modernization Applications Is Effectively Audited PDF | HTML |
| 200640171 | Use of the Free File Program Declined After Income Restrictions Were Applied PDF | HTML |
| 200610170 | The Office of Professional Responsibility Does Not Always Ensure Enrolled Agents Are Qualified, and System Limitations Prevented Identification of Ineligible Representatives PDF | HTML |
| 200620178 | A Complete Certification and Accreditation Is Needed to Ensure the Electronic Fraud Detection System Meets Federal Government Security Standards PDF | HTML |
| 200610175 | Staff Reductions in Support Operations Did Not Result in Significant Increases in Mission Critical Positions PDF | HTML |
| 200630168 | Currently Not Collectible Decisions on Delinquent Accounts Were Appropriate; However, Closing Actions Need to Be Improved PDF | HTML |
| 200610173 | The Redesign of the Learning and Education Activity Involved Unnecessary Delays, Additional Costs, and Delayed Savings PDF | HTML |
| 200610174 | The Tax Exempt Determination System Release 1 Delivered Only a Small Portion of the Expected Benefits and Significantly Exceeded Cost Estimates PDF | HTML |
| 200630159 | The Schedule K-1 Matching Program Has Been Improved, but More Can Be Done to Increase Its Effectiveness PDF | HTML |
| 200640172 | Accountability Over Volunteer Income Tax Assistance Program Computers Continues to Be a Problem PDF | HTML |
| 200630158 | Many Taxpayers That Could Benefit From the Income Averaging Provision for Fishermen Are Not Using It PDF | HTML |
| 200610157 | Trends in Exempt Organizations Function Enforcement Activities for Fiscal Years 2001 - 2005 PDF | HTML |
| 200620166 | The Monitoring of Privacy Over Taxpayer Data Is Improving, Although Enhancements Can Be Made to Ensure Compliance With Privacy Requirements PDF | HTML |
| 200640137 | Improvements Are Needed to Better Identify and Prevent Erroneous Refunds PDF | HTML |
| 200640163 | Fiscal Year 2006 Statutory Audit of Compliance With Notifying Taxpayers of Their Rights When Requested to Extend the Assessment Statute PDF | HTML |
| 200620167 | Uninstalled Computer Security Patches Continue to Put Computer Systems at Risk PDF | HTML |
| 200640165 | Taxpayers That Call Local Taxpayer Assistance Center Telephone Numbers Are Unable to Schedule Appointments to Resolve Tax Account Issues PDF | HTML |
| 200640169 | The Savings Used to Recommend Reducing Toll-Free Telephone Hours of Operation Are Not As Significant As Projected PDF | HTML |
| 200630160 | Requiring Personal Identification Numbers for Electronically Filed Returns Could Improve Tax Administration and Reduce Costs PDF | HTML |
| 200610123 | The Office of Appeals Should Continue to Strengthen and Reinforce Procedures for Collection Due Process Cases PDF | HTML |
| 200640164 | Individual Tax Returns Were Timely Processed in 2006, but Opportunities Exist to Improve Verification of Certain Tax Deductions (Reissued Date 10/10/06) PDF | HTML |
| 200620179 | Treasury Inspector General for Tax Administration - Federal Information Security Management Act Report for Fiscal Year 2006 PDF | HTML |
| 200610093 | Confirmation of Tax Noncompliance Issues Among Low Income Taxpayer Clinics PDF | HTML |
| 200630161 | Efforts to Identify and Process Potential Joint Committee on Taxation Cases Can Be Improved PDF | HTML |
| 200630130 | Information Report Referrals Are Properly Evaluated, but Processing Controls Need to Be Improved PDF | HTML |
| 200630132 | Additional Enhancements Could Improve Tax Compliance of Employees Who Receive Tips PDF | HTML |
| 200640162 | Appropriate Actions Were Taken to Maintain Taxpayers' Level of Service, but Access Is Lower Than That in Prior Years PDF | HTML |
| 200640138 | The Wage and Investment Division Automated Underreporter Telephone Operations Could Improve Service to Taxpayers PDF | HTML |
| 200610124 | Resource and Computer Programming Limitations Have Hindered the Progress of the Federal, State, and Local Governments Office in Identifying Its Customers PDF | HTML |
| 200610127 | Compliance With Statutory Provisions Regarding the Use of Tax Information in Nontax Criminal Investigations Cannot Be Verified PDF | HTML |
| 200610131 | The Indian Tribal Governments Office’s Administration of the Tip Compliance Program for Its Customer Base Increased Voluntary Compliance PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200610140 | Voucher Audit of the Federally Funded Research and Development Center Contract - TIRNO-99-D-00005 PDF | HTML |
| 200610129 | Compliance With Freedom of Information Act Requirements Has Increased PDF | HTML |
| 200640133 | Processes to Resolve Undelivered and Expired Refunds Are Generally Effective PDF | HTML |
| 200610128 | Insufficient Controls Resulted in Significant Delays in Processing Tax-Exempt Bond Payments and Some Unreliable Payment Posting Dates PDF | HTML |
| 200640125 | Oversight and Accuracy of Tax Returns Continue to Be Problems for the Volunteer Income Tax Assistance Program PDF | HTML |
| 200640139 | Untimely Processing of Taxpayer Carryback Loss Claims Resulted in Significant Interest Costs PDF | HTML |
| 200640122 | Customer Service at Taxpayer Assistance Centers Showed Improvement During the 2006 Filing Season PDF | HTML |
| 200640134 | Individual Income Tax Return Information Was Successfully Posted to the Latest Release of the Customer Account Data Engine PDF | HTML |
| 200640136 | Fiscal Year 2006 Statutory Review of Restrictions on Directly Contacting Taxpayers PDF | HTML |
| 200630114 | Filing Characteristics and Examination Results for Partnerships and S Corporations PDF | HTML |
| 200640135 | Fiscal Year 2006 Statutory Review of Disclosure of Collection Activity With Respect to Joint Returns PDF | HTML |
| 200640104 | Automated Underreporter Program Compliance Activities Were Properly Suspended for Taxpayers Affected by Hurricanes Katrina and Rita, but Notification Could Be Improved PDF | HTML |
| 200610126 | Tax Exempt and Government Entities Division Customers Receive Adequate Service During Most Processing Activities; However, Remittances May Not Be Deposited Timely PDF | HTML |
| 200610115 | The Technical and Cost Risks of Replacing the Electronic Travel System Need to Be Resolved PDF | HTML |
| 200610116 | Trends in Employee Plans Function Enforcement Activities for Fiscal Years 2000 - 2005 PDF | HTML |
| 200610121 | Statistical Portrayal of the Indian Tribal Government Office’s Enforcement Activities From Fiscal Year 2002 Through Fiscal Year 2005 PDF | HTML |
| 200630117 | Requests for Employer Identification Numbers Were Processed Correctly and Unused Numbers May Not Pose As Great a Risk As Anticipated PDF | HTML |
| 200630120 | A Formal Program to Identify Artwork Donations Reported on Tax Returns Is Not Necessary, but Examination Procedures Need to Be Strengthened PDF | HTML |
| 200630113 | Fiscal Year 2006 Review of Compliance With Legal Guidelines When Conducting Seizures of Taxpayers’ Property PDF | HTML |
| 200620108 | The Electronic Fraud Detection System Redesign Failure Resulted in Fraudulent Returns and Refunds Not Being Identified PDF | HTML |
| 200630101 | Fiscal Year 2006 Statutory Review of Compliance With Legal Guidelines When Issuing Levies PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200640109 | Taxpayers Residing in the Hurricanes Katrina and Rita Disaster Areas Were Accurately Identified for Tax Relief PDF | HTML |
| 200630106 | Examinations of Partnerships Often Do Not Follow All Procedures Required by the Tax Equity and Fiscal Responsibility Act of 1982 PDF | HTML |
| 200620110 | Inappropriate Use of Email by Employees and System Configuration Management Weaknesses Are Creating Security Risks PDF | HTML |
| 200630105 | While Examinations of High-Income Taxpayers Have Increased, the Impact on Compliance May Be Limited PDF | HTML |
| 200620111 | Increased Managerial Attention Is Needed to Ensure Taxpayer Accounts Are Monitored to Detect Unauthorized Employee Accesses PDF | HTML |
| 200630099 | The Large and Mid-Size Business Division Has Effectively Implemented Its Human Capital Initiatives PDF | HTML |
| 200640107 | Data Used to Report Toll-Free Telephone Quality Are Reliable, but Internal Controls Need to Be Documented PDF | HTML |
| 200630100 | The Offer in Compromise Program Is Beneficial but Needs to Be Used More Efficiently in the Collection of Taxes PDF | HTML |
| 200640098 | Fiscal Year 2006 Statutory Audit of Compliance With Legal Guidelines Prohibiting the Use of Illegal Tax Protester and Similar Designations PDF | HTML |
| 200630097 | Although Improvements Have Been Made, More Can Be Done to Identify Businesses by Their Principal Business Activity PDF | HTML |
| 200640103 | Controls Can Be Improved to Ensure Advance Earned Income Credit Reported on Individual Income Tax Returns Is Accurate PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200620102 | Annual Assessment of the Business Systems Modernization Program PDF | HTML |
| 200620076 | Focusing Management Efforts on Long-Term Project Needs Will Help Development of the Customer Account Data Engine Project PDF | HTML |
| 200630094 | Fiscal Year 2006 Statutory Review of Compliance With Lien Due Process Procedures PDF | HTML |
| 200610087 | Voucher Audit of the Infrastructure Shared Services Task Order of Contract TIRNO-99-D-00001 PDF | HTML |
| 200630091 | The Internal Revenue Service Complied With New Approval Requirements for Jeopardy Assessments PDF | HTML |
| 200630090 | The Puerto Rico Collection Field Function Can Improve Internal Controls in Various Activities PDF | HTML |
| 200610086 | Invoice Audit of the Microsoft Consulting Services Contract - TIRNO-03-K-00191 PDF | HTML |
| 200640095 | Fiscal Year 2006 Statutory Audit of Compliance With Legal Guidelines Restricting the Use of Records of Tax Enforcement Results PDF | HTML |
| 200630092 | The Informants’ Rewards Program Needs More Centralized Management Oversight PDF | HTML |
| 200610089 | The Exempt Organizations Function Effectively Processed Requests for Tax-Exempt Status From Charitable Organizations Supporting Hurricane Relief PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200610085 | Financial Controls Over the Health Coverage Tax Credit Advance Payment Process Need to Be Enhanced PDF | HTML |
| 200610081 | Abuses in the Tax-Exempt Credit Counseling Industry Are Being Addressed, but Further Actions Are Needed to Ensure Overall Industry Compliance PDF | HTML |
| 200640088 | Tax Products and Computer Programs for Individual Income Tax Returns Were Accurately Updated for the 2006 Filing Season PDF | HTML |
| 200610074 | Statistical Portrayal of the Criminal Investigation Function’s Enforcement Activities From Fiscal Year 2000 Through Fiscal Year 2005 PDF | HTML |
| 200620079 | The Business Systems Modernization Program Is Receiving Value From Contract Work; However, Monitoring Can Be Strengthened PDF | HTML |
| 200620056 | Improvements in Mainframe Computer Storage Management Practices and Reporting Are Needed to Promote Effective and Efficient Utilization of Disk Resources PDF | HTML |
| 200630075 | Automating the Penalty-Setting Process for Information Returns Related to Foreign Operations and Transactions Shows Promise, but More Work Is Needed PDF | HTML |
| 200620080 | The Enterprise-Wide Implementation of Active Directory® Needs Increased Oversight PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200610073 | The Federal, State, and Local Governments Office Can Improve the Workload Selection Process to Increase Effectiveness PDF | HTML |
| 200610078 | The Revised Private Debt Collection Request for Quotation Adequately Addressed Prior Deficiencies in the Solicitation Methodology PDF | HTML |
| 200620054 | Enhancements to Transition Management Guidance Will Enable Efficient and Effective Modernization Project Implementation PDF | HTML |
| 200630064 | Management Needs to Continue Monitoring Some Case Selection Issues As the Private Debt Collection Program Is Implemented PDF | HTML |
| 200610070 | There Was One Administrative Action With Respect to Violations of Fair Tax Collection Practices in Calendar Year 2005 PDF | HTML |
| 200650077 | Some Concerns Remain About the Overall Confidence That Can Be Placed in Internal Revenue Service Tax Gap Projections PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200620059 | The Business Systems Development Organization Effectively Managed Its Contractors and Related Costs PDF | HTML |
| 200640067 | The Field Assistance Office Has Taken Appropriate Actions to Plan for the 2006 Filing Season, but Challenges Remain for the Taxpayer Assistance Center Program PDF | HTML |
| 200630065 | The Settlement Initiative for Investors in a Variety of Bond and Option Sales Strategies Was Successful and Surfaced Possible Next Steps for Curtailing Abusive Tax Shelters PDF | HTML |
| 200610066 | The Office of Professional Responsibility Can Do More to Effectively Identify and Act Against Incompetent and Disreputable Tax Practitioners PDF | HTML Management Response | Audit Comment |
| 200620063 | Strengthened Management Processes Are Needed to Assure the Usefulness of Products and Services Received Through the Infrastructure Shared Services Task Order PDF | HTML |
| 200620068 | The Internal Revenue Service Successfully Accounted for Employees and Restored Computer Operations After Hurricanes Katrina and Rita PDF | HTML |
| 200630058 | The Internal Revenue Service Provided Interim Guidance and Plans to Take Additional Actions to Implement New Tax Shelter Penalty Provisions PDF | HTML |
| 200610069 | The Internal Revenue Service’s Federal Financial Management Improvement Act Remediation Plan As of December 31, 2005 PDF | HTML |
| 200630055 | Trends in Compliance Activities Through Fiscal Year 2005 PDF | HTML |
| 200610062 | The Administration of the Public Transportation Subsidy Program Can Be Improved PDF | HTML |
| 200610060 | Invoice Audit of the Taxpayer Burden Simulation Models Contract TIRNO-03-D-00001 PDF | HTML |
| 200640061 | The Taxpayer Assistance Center Closure Plan Was Based on Inaccurate Data PDF | HTML |
| 200620051 | Further Enhancements to the Guidance for Testing Practices Will Help Ensure the Quality of Modernization Projects PDF | HTML |
| 200630057 | Actions Are Planned to Extend the Grace Period Before Assessing the Failure to Pay Tax Penalty; However, Computer Programming Needs to Be Corrected PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200640053 | Planning for the 2006 Filing Season Is on Course, but Challenges Exist for the Toll-Free Telephone Operations PDF | HTML |
| 200620031 | Secure Configurations Are Initially Established on Employee Computers, but Enhancements Could Ensure Security Is Strengthened After Implementation PDF | HTML |
| 200640052 | Taxpayer Service Is Improving, but Challenges Continue in Meeting Expectations PDF | HTML |
| 200630030 | High-Risk Work Is Selected From the Unassigned Delinquent Account Inventory, but Some Unassigned Accounts Need Management’s Attention PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200610028 | The Criminal Investigation Function Should Consider Changes to Its Custody of Original Tax Returns and Controls for Accessing Tax Information Electronically PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200610029 | The Custodial Detail Database Should Help Improve Accountability; However, Significant Financial Management Issues Still Need to Be Addressed PDF | HTML |
| 200610027 | Voucher Audit of the Federal Financial System Software Technical Support Services Contract - TIRNO-04-T-00116 PDF | HTML |
| 200640024 | Individual Income Tax Returns Were Timely Processed in 2005; However, Implementation of Tax Law Changes Could Be Improved PDF | HTML |
| 200640023 | The Wage and Investment Division Compliance Function Should Link Annual Performance to Long-Term Goals and Improve Data Collection PDF | HTML |
| 20061c014 | TIRNO-95-D-00061 and TIRNO-00-D-00013, Incurred Costs Audit for Fiscal Year 2003 PDF | HTML |
| 20061c010 | Report on Audit of Accounting System and Related Internal Controls PDF | HTML |
| 20061c011 | Report on Audit of Cost Impact Statement PDF | HTML |
| 20061c012 | Incurred Cost Audit for Fiscal Year 2001 PDF | HTML |
| 20061c013 | Incurred Cost Audit for the Period July 1, 2000, through September 30, 2001 PDF | HTML |
| 200620025 | Improved Cellular Telephone Inventory Controls Resulted in Significant Savings PDF | HTML |
| 200620026 | The Alternatives for Designing and Developing the Filing and Payment Compliance Project Should Be Revalidated PDF | HTML |
| 200640022 | Improved Internal Controls and Contact Recording Are Needed to Ensure the Accuracy and Reliability of the Taxpayer Assistance Centers Quality Measurement System PDF | HTML |
| 200620009 | Instilling More Discipline to Business Rules Management Will Help the Modernization Program Succeed PDF | HTML |
| 200620021 | Progress Has Been Made in Using the Tivoli® Software Suite, Although Enhancements Are Needed to Better Distribute Software Updates and Reconcile Computer Inventories PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200630006 | The Internal Revenue Service Needs a Coordinated National Strategy to Better Address an Estimated $30 Billion Tax Gap Due to Non-filers PDF | HTML |
| 200620003 | The Business Systems Modernization Program Has Achieved Mixed Success in Addressing Weaknesses Identified in Internal and External Studies PDF | HTML |
| 200610008 | Continued Monitoring of the PRIME Contractor Is Needed to Ensure Proper Billing PDF | HTML |
| 200640007 | Efforts to Prevent Improper Tax Benefits Resulting From Multiple Uses of Taxpayer Identification Numbers Can Be Improved PDF | HTML |
| 200640004 | Significant Improvements Have Been Made in the Oversight of the Volunteer Income Tax Assistance Program, but Continued Effort Is Needed to Ensure the Accuracy of Services Provided PDF | HTML |
| 200640005 | Enhancements Could Be Made to Minimize Internal Revenue Service Employee and Volunteer Return Preparation Program Participant Integrity Issues PDF | HTML |
| Report Number | Report Details and Links |
|---|---|
| |
| 200620002 | While Improvements Have Been Made, Business Systems Modernization Cost and Schedule Estimation Processes Have Not Always Been Followed and Major Changes Are Planned PDF | HTML |
| 200620001 | The Excise Files Information Retrieval System Has Not Been Effectively Implemented PDF | HTML |
| 200620071 | Treasury Inspector General for Tax Administration – Federal Information Security Management Act Report for Fiscal Year 2005 PDF | HTML |