SOI Tax Stats - IRS Data Book: 2006 - 2004

The entire publication is in Adobe Acrobat PDF. A free Adobe Acrobat® reader is available for download, if needed.

The following tables are available as Microsoft Excel® files. A free Excel viewer is available for download, if needed.

Data Book, Fiscal Year 2006

The files shown below come from the Internal Revenue Service Data Book 2006, Publication 55B, Washington, DC, issued March 2007.

Complete 2006 Data Book PublicationPDF

Tables by Number:

Note: The Data Book has been reorganized since fiscal year 2005. The table number used in the FY 2005 Volume is shown in parentheses.

1XLS	2XLS	3XLS	4XLS	5XLS (6)	6XLS (7)	7XLS (8)	8XLS (9)	9 (10)
10 (11)	11XLS (12)	12 (13)	13XLS (14,15)	14XLS (25)	15XLS (26)	16XLS	17 (27)	18XLS
19XLS (23)	20XLS (24)	21XLS (17)	22XLS (19)	23XLS (20)	24XLS (21)	25XLS (22)	26XLS (28)	27XLS (29)
28XLS (30)	29XLS (31)	30XLS (32)	31XLS (33)

Tables by Title:

Returns Filed, Taxes Collected and Refunds Issued PDF

Table 1XLS: Internal Revenue Collections and Refunds, by Type of Tax, Fiscal Years 2005 and 2006

Table 2XLS: Numbers of Returns Filed, by Type of Return, Fiscal Years 2005 and 2006

Table 3XLS: Number of Returns Filed, by Type of Return and State, Fiscal Year 2006

Table 4XLS: Number of Returns Filed Electronically, by Type of Return and State, Fiscal Year 2006

Table 5XLS: Internal Revenue Gross Collections, by Type of Tax and State, Fiscal Year 2006

Table 6XLS: Internal Revenue Gross Collections by Type of Tax, Fiscal Years 1960-2006

Table 7XLS: Number of Internal Revenue Refunds Issued, by State, Fiscal Year 2006

Table 8XLS: Amount of Internal Revenue Refunds Issued, Including Interest, by State, Fiscal Year 2006

Enforcement: ExaminationsPDF (pdf)

Table 9: Examination Coverage: Recommendation and Average Recommended Additional Tax After Examination, by Type and Size of Return, Fiscal Year 2006 (Revised April 2009)

Table 10: Examination Coverage: Returns Examined with Unagreed Recommended Additional Tax After Examination, by Type and Size of Return, Fiscal Year 2006 (Revised April 2009)

Table 11XLS: Examination Coverage: Returns Examined Involving Protection of Revenue Base, by Type and Size of Return, Fiscal Year 2006

Table 12: Examination Coverage: Returns Examined Resulting in Refunds, by Type and Size of Return, Fiscal Year 2006 (Revised April 2009)

Table 13XLS: Returns of Tax-Exempt Organizations, Employee Plans, and Government Entities Examined, by Type of Return, Fiscal Year 2006

Enforcement: Information Reporting and VerificationPDF (pdf)

Table 14XLS: Information Reporting Program, Fiscal Year 2006

Table 15XLS: Number of Math Errors, by Type of Error, Calendar Year 2006

Enforcement: Collections, Penalties, and Criminal InvestigationPDF (pdf)

Table 16XLS: Delinquent Collection Activities, Fiscal Years 2003-2006

Table 17: Civil Penalties Assessed and Abated, by Type of Tax and Type of Penalty, Fiscal Year 2006 (Revised September 2007)

Table 18XLS: Criminal Investigation Program, by Status or Disposition, Fiscal Year 2006

Taxpayer AssistancePDF (pdf)

Table 19XLS: Internal Revenue Service taxpayer Assistance and Education Programs for Individual Taxpayers, by Type of Assistance or Program, Fiscal Year 2006

Table 20XLS: Taxpayer Advocate Service: Postfiling Taxpayer Assistance Program, by Type of Issue and Relief, Fiscal Year 2006

Table 21XLS: Appeals Workload, by Type of Case, Fiscal Year 2006

Tax-Exempt ActivitiesPDF (pdf)

Table 22XLS: Tax-Exempt Guidance and Other Regulatory Activities, Fiscal Year 2006

Table 23XLS: Determination Letters Issued on Employee Pension Plans, by Type and Disposition of Plan, Fiscal Year 2006

Table 24XLS: Tax-Exempt Organization and Other Entity Applications or Disposals, by Type of Organization and Internal Revenue Code Section, Fiscal Year 2006

Table 25XLS: Tax-Exempt Organizations and Nonexempt Charitable Trust, Fiscal Years 2003-2006

Chief CounselPDF (pdf)

Table 26XLS: Chief Counsel Workload, by Office and Type of Case or Activity, Fiscal Year 2006

Table 27XLS: Chief Counsel Workload: Tax Litigation, by Type of Case, Fiscal Year 2006

IRS Budget and WorkforcePDF (pdf)

Table 28XLS: Costs Incurred by the Internal Revenue Service, by Budget Activity, Fiscal Years 2005 and 2006

Table 29XLS: Internal Revenue Service Collections, Costs, Personnel, and U.S. Population, Fiscal Years 1971-2006

Table 30XLS: Internal Revenue Service Personnel Summary, by Employment Status, Budget Activity, and Type of Personnel, Fiscal Years 2005 and 2006

Table 31XLS: Internal Revenue Service Labor Force, Compared to National Totals for Civilian and Federal Labor Forces, by Race, National Origin, and Gender, Fiscal Year 2006

Fiscal Year: 2005

The files shown below come from the Internal Revenue Service Data Book 2005, Publication 55B, Washington, DC, issued March 2006.

Complete 2005 Data Book PublicationPDF. Adobe Acrobat PDF.

Tables by Number:

1XLS, 2XLS, 3XLS, 4XLS, 5XLS, 6XLS, 7XLS, 8XLS, 9XLS, 10, 11, 12, 13, 14XLS, 15XLS, 16XLS, 17XLS, 18XLS, 19XLS, 20XLS, 21XLS, 22XLS, 23XLS, 24XLS, 25XLS, 26XLS, 27, 28XLS, 29XLS, 30XLS, 31XLS, 32XLS, 33XLS

Tables by Title:

Amount of Internal Revenue Refunds Issued, Including Interest, by StateXLS.

Appeals Workload, by Status and Type of CaseXLS.

Chief Counsel Workload, by Office and Type of Case or ActivityXLS.

Chief Counsel Workload: Tax Litigation, by Type of CaseXLS.

Civil Penalties Assessed and Abated, by Type of Penalty and Type of Tax
(Revised September 2007)

Costs Incurred by the Internal Revenue Service, by Budget Activity, Fiscal Years 2004 and 2005XLS.

Criminal Investigation Program, by Status or DispositionXLS.

Delinquent Collection Activities, Fiscal Years 2002-2005XLS.

Determination Letters Issued on Employee Pension Plans, by Type and Disposition of PlanXLS.

Employee Plans and Tax-Exempt Organizations: Guidance and ClosingsXLS.

Examination Coverage: Recommended and Average Recommended Additional Tax After Examination, by Type and Size of Return. (Revised September 2007)

Examination Coverage: Returns Examined Involving Protection of Revenue Base, by Type and Size of Return. (Revised September 2007)

Examination Coverage: Returns Examined Resulting in Refunds, by Type and Size of Return. (Revised September 2007)

Examination Coverage: Returns Examined with Unagreed Recommended Additional Tax After Examination, by Type and Size of Return. (Revised September 2007)

Information Reporting ProgramXLS.

Internal Revenue Collections and Refunds, by Type of Tax, Fiscal Years 2004 and 2005XLS.

Internal Revenue Gross Collections, by Type of Tax and StateXLS.

Internal Revenue Gross Collections, by Type of Tax, Fiscal Years 1960-2005XLS.

Internal Revenue Service Collections, Costs, Personnel, and U.S. Population, Fiscal Years 1971-2005XLS.

Internal Revenue Service Labor Force, Compared to National Totals for Civilian and Federal Labor Forces, by Race, National Origin, and GenderXLS.

Internal Revenue Service Personnel Summary, by Employment Status, Budget Activity, and Type of Personnel, Fiscal Years 2004 and 2005XLS.

Internal Revenue Service Taxpayer Assistance and Education Programs for Individual Taxpayers, by Type of Assistance or ProgramXLS.

Number of Internal Revenue Refunds Issued, by StateXLS.

Number of Returns Filed, by Type of Return and StateXLS.

Number of Returns Filed, by Type of Return, Fiscal Years 2004 and 2005XLS.

Number of Returns Filed Electronically, by Type of Return and StateXLS.

Returns of Tax-Exempt Organizations and Employee Plans Examined, and Recommended Additional Tax After Examination, by Type of ExaminationXLS.

Returns of Tax-Exempt Organizations, Employee Plans, and Tax-Exempt Bonds Examined, by Type of ReturnXLS.

Selected Information from Returns FiledXLS.

Tax-Exempt Organization and Other Entity Applications or Disposals, by Type of Organization and Internal Revenue Code SectionXLS.

Tax-Exempt Organizations and Other Entities Listed on the Exempt Organization Business Master File, by Type of Organization and Internal Revenue Code Section, Fiscal Years 2002-2005XLS.

Taxpayer Advocate Service: Post-Filing Taxpayer Assistance Program, by Type of Relief and IssuesXLS.

Taxpayer Contact Information, by Type of Math Error and Selected ProgramXLS.

Fiscal Year: 2004

The files shown below come from the Internal Revenue Service Data Book 2004, Publication 55B, Washington, DC, issued March 2005.

Complete 2004 Data Book PublicationPDF. Adobe Acrobat PDF.

The following tables are available in Excel ver. 4 format. All of these tables are also available in Adobe Acrobat PDF format as part of the file listed above.

Tables by Number:

1XLS, 2XLS, 3XLS, 4XLS, 5XLS, 6XLS, 7XLS, 8XLS, 9XLS, 10, 11, 12, 13, 14XLS, 15XLS, 16XLS, 17XLS, 18XLS, 19XLS, 20XLS, 21XLS, 22XLS, 23XLS, 24XLS, 25XLS, 26XLS, 27XLS, 28XLS, 29XLS, 30XLS, 31XLS, 32XLS, 33XLS