IRS Data Book

The Internal Revenue Service (IRS) Data Book is published annually by the Internal Revenue Service and contains statistical tables and organizational information on a fiscal year basis. The report provides data on collecting the revenue, issuing refunds, enforcing the law, assisting the taxpayer, and the budget and workforce.

The IRS Data Book also presents lists of principal officers and the IRS organization chart, which are located at the back of this report.

 Jump to a section:

• Returns Filed, Taxes Collected, and Refunds Issued
• Enforcement: Examinations
• Enforcement: Information Reporting and Verification
• Enforcement: Collections, Penalties, and Criminal Investigation
• Taxpayer Assistance
• Tax-Exempt Activities
• Chief Counsel
• IRS Budget and Workforce
• First-Time Homebuyer Credit

Table 1:

Collections and Refunds, by Type of Tax

Table 2:

Number of Returns Filed, by Type of Return

Table 3:

Number of Returns Filed, by Type of Return and State

Table 4:

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

Table 5:

Gross Collections, by Type of Tax and State

Table 6:

Gross Collections, by Type of Tax

Table 7:

Number of Refunds Issued, by State and Fiscal Year

Table 8:

Amount of Refunds Issued, Including Interest, by Type of Refund and State

Table 9a:

Examination Coverage: Recommended and Average Recommended Additional Tax After
Examination, by Type and Size of Return

Table 9b:

Examination Coverage: Individual Income Tax Returns Examined, by Size of Adjusted
Gross Income

Table 10:

Examination Coverage: Returns Examined with Unagreed Recommended Additonal Tax After
Examination, by Type and Size of Return

Table 11:

Examination Coverage: Returns Examined Involving Protection of Revenue Base, by Type
and Size of Return

Table 12:

Examination Coverage: Returns Examined Resulting in Refunds, by Type
and Size of Returns

Table 13:

Returns of Tax-Exempt Organizations, Employee Plans, and Government Entities Examined,
by Type of Return

Table 14:

Information Reporting Program

Table 15:

Math Errors on Individual Income Tax Returns, by Type of Error

Table 16:

Delinquent Collection Activities

Table 17:

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

Table 18:

Criminal Investigation Program, by Status or Disposition

Table 19:

Taxpayer Assistance and Education Programs for Individual
Taxpayers, by Type of Assistance or Program

Table 20:

Taxpayer Advocate Service: Postfiling Taxpayer Assistance Program

Table 21:

Appeals Workload, by Type of Case

Table 22:

Tax-Exempt Guidance and Other Regulatory Activities

Table 23:

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

Table 24:

Closures of Applications for Tax-Exempt Status, by Organization Type and Internal Revenue Code Section

Table 25:

Tax-Exempt Organization and Nonexempt Charitable Trusts, Fiscal Years 2007-2010

Table 26:

Chief Counsel Workload: All Cases, by Office and Type of Case or Activity

Table 27:

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

Table 28:

Costs Incurred by Budget Activity

Table 29:

Collections, Costs, Personnel, and U.S. Population

Table 30:

Personnel Summary, by Employment Status, Budget Activity,
and Selected Type of Personnel

Table 31:

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

Table A:

First-Time Homebuyer Credit, by State