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SOI Tax Stats - IRS Data Book: 2006 - 2004

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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 Publication (PDF)

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.

1

2

3

4

5 (6)

6 (7)

7 (8)

8 (9)

9 (10)

10 (11)

11 (12)

12 (13)

13 (14,15)

14 (25)

15 (26)

16

17 (27)

18

19 (23)

20 (24)

21 (17)

22 (19)

23 (20)

24 (21)

25 (22)

26 (28)

27 (29)

28 (30)

29 (31)

30 (32)

31 (33)

Tables by Title:

Returns Filed, Taxes Collected and Refunds Issued (pdf)

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

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

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

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

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

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

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

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

Enforcement: Examinations (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 11: 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 13: Returns of Tax-Exempt Organizations, Employee Plans, and Government Entities Examined, by Type of Return, Fiscal Year 2006

Enforcement: Information Reporting and Verification (pdf)

Table 14: Information Reporting Program, Fiscal Year 2006

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

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

Table 16: 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 18: Criminal Investigation Program, by Status or Disposition, Fiscal Year 2006

Taxpayer Assistance (pdf)

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

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

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

Tax-Exempt Activities (pdf)

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

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

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

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

Chief Counsel (pdf)

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

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

IRS Budget and Workforce (pdf)

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

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

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

Table 31: 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 Publication. Adobe Acrobat PDF.

Tables by Number:

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

Tables by Title:

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

Appeals Workload, by Status and Type of Case.

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

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

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 2005.

Criminal Investigation Program, by Status or Disposition.

Delinquent Collection Activities, Fiscal Years 2002-2005.

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

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

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 Program.

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

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

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

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

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

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

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

Number of Internal Revenue Refunds Issued, by State.

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

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

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

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

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

Selected Information from Returns Filed.

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

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 2002-2005.

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

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


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 Publication. 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:

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

Tables by Title:

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

Appeals Workload, by Status and Type of Case.

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

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

Civil Penalties Assessed and Abated, by Type of Penalty and Type of Tax.

Costs Incurred by the Internal Revenue Service, by Budget Activity, Fiscal Years 2003 and 2004.

Criminal Investigation Program, by Status or Disposition.

Delinquent Collection Activities, Fiscal Years 2001-2004.

Determination Letters Issued on Employee Benefit Plans, by Type and Disposition of Plan.

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

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 Program.

Internal Revenue Collections, Costs, Personnel, and U.S. Population, Fiscal Years 1971-2004.

Internal Revenue Gross Collections, by State.

Internal Revenue Gross Collections, by Type of Tax, Fiscal Years 1960-2004.

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

Internal Revenue Service Personnel Summary, by Budget Activity and Type of Personnel, Fiscal Years 2003 and 2004.

Internal Revenue Service Taxpayer Assistance and Education Programs, by Type of Assistance or Program.

Number of Internal Revenue Refunds Issued, by State.

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

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

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

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

Selected Information from Returns Filed.

Summary of Internal Revenue Collections and Refunds, by Type of Tax, Fiscal Years 2003 and 2004.

Summary of Number of Returns Filed, by Type of Return, Fiscal Years 2003 and 2004.

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

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 2001-2004.

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

Taxpayer Contact Information, by Type of Math Error and Selected Program, 2003 and 2004.


Links to Current Data Book

IRS Data Book: 2007

Links to Previous Data Books

IRS Data Books: 2001 - 2003

IRS Data Books: 1998 - 2000

IRS Data Books: 1995 - 1997

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Page Last Reviewed or Updated: 05-Apr-2013