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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.
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 XLS, 2 XLS, 3 XLS, 4 XLS, 5 XLS (6), 6 XLS (7), 7 XLS (8), 8 XLS (9), 9 (10), 10 (11), 11 XLS (12), 12 (13), 13 XLS (14,15), 14 XLS (25), 15 XLS (26), 16 XLS, 17 (27), 18 XLS, 19 XLS (23), 20 XLS (24), 21 XLS (17), 22 XLS (19), 23 XLS (20), 24 XLS (21), 25 XLS (22), 26 XLS (28), 27 XLS (29), 28 XLS (30), 29 XLS (31), 30 XLS (32), 31 XLS (33)
Tables by title:
Returns filed, taxes collected and refunds issued PDF
Table 1 XLS: Internal Revenue collections and refunds, by type of tax, fiscal years 2005 and 2006
Table 2 XLS: Numbers of returns filed, by type of return, fiscal years 2005 and 2006
Table 3 XLS: Number of returns filed, by type of return and state, fiscal year 2006
Table 4 XLS: Number of returns filed electronically, by type of return and state, fiscal year 2006
Table 5 XLS: Internal Revenue gross collections, by type of tax and state, fiscal year 2006
Table 6 XLS: Internal Revenue gross collections by type of tax, fiscal years 1960-2006
Table 7 XLS: Number of Internal Revenue refunds issued, by state, fiscal year 2006
Table 8 XLS: 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 XLS: 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 XLS: 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 XLS: Information Reporting Program, fiscal year 2006
Table 15 XLS: Number of math errors, by type of error, calendar year 2006
Enforcement: Collections, penalties, and criminal investigation PDF
Table 16 XLS: 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 Sept. 2007)
Table 18 XLS: Criminal Investigation Program, by status or disposition, fiscal year 2006
Taxpayer assistance PDF
Table 19 XLS: Internal Revenue Service taxpayer assistance and education programs for individual taxpayers, by type of assistance or program, fiscal year 2006
Table 20 XLS: Taxpayer Advocate Service: Postfiling taxpayer assistance program, by type of issue and relief, fiscal year 2006
Table 21 XLS: Appeals workload, by type of case, fiscal year 2006
Tax-exempt activities PDF
Table 22 XLS: Tax-exempt guidance and other regulatory activities, fiscal year 2006
Table 23 XLS: Determination Letters issued on employee pension plans, by type and disposition of plan, fiscal year 2006
Table 24 XLS: Tax-exempt organization and other entity applications or disposals, by type of organization and Internal Revenue Code section, fiscal year 2006
Table 25 XLS: Tax-exempt organizations and nonexempt charitable trust, fiscal years 2003-2006
Chief Counsel PDF
Table 26 XLS: Chief Counsel workload, by office and type of case or activity, fiscal year 2006
Table 27 XLS: Chief Counsel workload: Tax litigation, by type of case, fiscal year 2006
IRS budget and workforce PDF
Table 28 XLS: Costs incurred by the Internal Revenue Service, by budget activity, fiscal years 2005 and 2006
Table 29 XLS: Internal Revenue Service collections, costs, personnel, and U.S. population, fiscal years 1971-2006
Table 30 XLS: Internal Revenue Service personnel summary, by employment status, budget activity, and type of personnel, fiscal years 2005 and 2006
Table 31 XLS: 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.
Tables by number:
1 XLS, 2 XLS, 3 XLS, 4 XLS, 5 XLS, 6 XLS, 7 XLS, 8 XLS, 9 XLS, 10, 11, 12, 13, 14 XLS, 15 XLS, 16 XLS, 17 XLS, 18 XLS, 19 XLS, 20 XLS, 21 XLS, 22 XLS, 23 XLS, 24 XLS, 25 XLS, 26 XLS, 27, 28 XLS, 29 XLS, 30 XLS, 31 XLS, 32 XLS, 33 XLS
Tables by title:
- Amount of Internal Revenue refunds issued, including interest, by state XLS
- Appeals workload, by status and type of case XLS
- Chief Counsel workload, by office and type of case or activity XLS
- Chief Counsel workload: Tax litigation, by type of case XLS
- Civil penalties assessed and abated, by type of penalty and type of tax (Revised Sept. 2007)
- Costs incurred by the Internal Revenue Service, by budget activity, fiscal years 2004 and 2005 XLS
- Criminal Investigation Program, by status or disposition XLS
- Delinquent collection activities, fiscal years 2002-2005 XLS
- Determination Letters issued on employee pension plans, by type and disposition of plan XLS
- Employee plans and tax-exempt organizations: Guidance and closings XLS
- Examination coverage: Recommended and average recommended additional tax after examination, by type and size of return (Revised Sept. 2007)
- Examination coverage: Returns examined involving protection of revenue base, by type and size of return (Revised Sept. 2007)
- Examination coverage: Returns examined resulting in refunds, by type and size of return (Revised Sept. 2007)
- Examination coverage: Returns examined with unagreed recommended additional tax after examination, by type and size of return (Revised Sept. 2007)
- Information Reporting Program XLS
- Internal Revenue collections and refunds, by type of tax, fiscal years 2004 and 2005 XLS
- Internal Revenue gross collections, by type of tax and state XLS
- Internal Revenue gross collections, by type of tax, fiscal years 1960-2005 XLS
- Internal Revenue Service collections, costs, personnel, and U.S. population, fiscal years 1971-2005 XLS
- Internal Revenue Service labor force, compared to national totals for civilian and federal labor forces, by race, national origin, and gender XLS
- Internal Revenue Service personnel summary, by employment status, budget activity, and type of personnel, fiscal years 2004 and 2005 XLS
- Internal Revenue Service taxpayer assistance and education programs for individual taxpayers, by type of assistance or program XLS
- Number of Internal Revenue refunds issued, by state XLS
- Number of returns filed, by type of return and state XLS
- Number of returns filed, by type of return, fiscal years 2004 and 2005 XLS
- Number of returns filed electronically, by type of return and state XLS
- Returns of tax-exempt organizations and employee plans examined, and recommended additional tax after examination, by type of examination XLS
- Returns of tax-exempt organizations, employee plans, and tax-exempt bonds examined, by type of return XLS
- Selected information from returns filed XLS
- Tax-exempt organization and other entity applications or disposals, by type of organization and Internal Revenue Code section XLS
- 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 XLS
- Taxpayer Advocate Service: Post-filing taxpayer assistance program, by type of relief and issues XLS
- Taxpayer contact information, by type of math error and selected program XLS
Fiscal Year: 2004
The files shown below come from the Internal Revenue Service Data Book 2004, Publication 55B, Washington, DC, issued March 2005.
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 XLS, 2 XLS, 3 XLS, 4 XLS, 5 XLS, 6 XLS, 7 XLS, 8 XLS, 9 XLS, 10, 11, 12, 13, 14 XLS, 15 XLS, 16 XLS, 17 XLS, 18 XLS, 19 XLS, 20 XLS, 21 XLS, 22 XLS, 23 XLS, 24 XLS, 25 XLS, 26 XLS, 27 XLS, 28 XLS, 29 XLS, 30 XLS, 31 XLS, 32 XLS, 33 XLS
Tables by title:
- Amount of Internal Revenue refunds issued, including interest, by state XLS
- Appeals workload, by status and type of case XLS
- Chief Counsel workload, by office and type of case or activity XLS
- Chief Counsel workload: Tax litigation, by type of case XLS
- Civil penalties assessed and abated, by type of penalty and type of tax XLS
- Costs incurred by the Internal Revenue Service, by budget activity, fiscal years 2003 and 2004 XLS
- Criminal Investigation Program, by status or disposition XLS
- Delinquent collection activities, fiscal years 2001-2004 XLS
- Determination Letters issued on employee benefit plans, by type and disposition of plan XLS
- Employee plans and tax-exempt organizations: Guidance and closings XLS
- Examination coverage: Recommended and average recommended additional tax after examination, by type and size of return (Revised Sept. 2007)
- Examination coverage: Returns examined involving protection of revenue base, by type and size of return (Revised Sept. 2007)
- Examination coverage: Returns examined resulting in refunds, by type and size of return (Revised Sept. 2007)
- Examination coverage: Returns examined with unagreed recommended additional tax after examination, by type and size of return (Revised Sept. 2007)
- Information Reporting Program XLS
- Internal Revenue collections, costs, personnel, and U.S. Population, fiscal years 1971-2004 XLS
- Internal Revenue gross collections, by state XLS
- Internal Revenue gross collections, by type of tax, fiscal years 1960-2004 XLS
- Internal Revenue Service labor force, compared to national totals for civilian and federal labor forces, by race, national origin, and gender XLS
- Internal Revenue Service personnel summary, by budget activity and type of personnel, fiscal years 2003 and 2004 XLS
- Internal Revenue Service taxpayer assistance and education programs, by type of assistance or program XLS.
- Number of Internal Revenue refunds issued, by state XLS
- Number of returns filed, by type of return and state XLS
- Number of returns filed electronically, by type of return and state XLS
- Returns of tax-exempt organizations and employee plans examined, and recommended additional tax after examination, by type of examination XLS
- Returns of tax-exempt organizations, employee plans and tax-exempt bonds examined, by type of return XLS
- Selected information from returns filed XLS
- Summary of Internal Revenue collections and refunds, by type of tax, fiscal years 2003 and 2004 XLS
- Summary of number of returns filed, by type of return, fiscal years 2003 and 2004 XLS
- Tax-exempt organization and other entity applications or disposals, by type of organization and Internal Revenue Code section XLS
- 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 XLS
- Taxpayer Advocate Service: Post-filing taxpayer assistance program, by type of relief and issues XLS
- Taxpayer contact information, by type of math error and selected program, 2003 and 2004 XLS