Calendar Year Projections for the United States and IRS Campuses: 2018-2025 - 2018 Update - IRS Publication 6186

Sep 19, 2026

IRS Publication 6186 (revised 11-2018) presents calendar year return projections for the United States and specific IRS campuses for 2018–2025. The report is produced by the IRS Statistics of Income Division and includes an overview of the data sources and projection methodology, discussion of impacts from recent legislative and administrative changes, and evaluation of the accuracy of prior projections. It also provides detailed tables on return counts by calendar year, return type, and campus, along with configuration alignment notes for paper and electronic returns.

LanguageEnglish

CategoryForms

FormatPDF

Pages40

Reading Time14 min

AccessFree to download

Overview

Data Sources and Projection Methodology

Impact of Recent Legislative and Administrative Changes

Accuracy of Prior Projections

Table 1-11 and Table Notes

IRS Campuses Configuration Alignment (Paper and Electronic)

STATISTICS OF INCOME DIVISION RESEARCH, APPLIED ANALYTICS, AND STATISTICS Publication 6186 Calendar Year Projections for the United States and IRS Campuses: 2018–2025 2018 Update [w w w . i r s . go v / s t a ti s ti c s](w w w . i r s . go v / s t a ti s ti c s) Publication 6186 (revised 11-2018) is a product of the IRS Statistics of Income Division within the Research, Applied Analytics, and Statistics organization. Department of the Treasury Internal Revenue Service Charles P. Rettig Commissioner Jeffrey J. Tribiano Deputy Commissioner for Operations Support Benjamin D. Herndon Chief Research and Analytics Officer Barry W. Johnson Director, Statistics of Income Division Laura R. Rasmussen Chief, Statistical Services Branch Timothy S. Castle Chief, Servicewide Support Section Calendar Year Projections for the United States and IRS Campuses: 2018–2025 Publication 6186 2018 Update Suggested Citation Internal Revenue Service Research, Applied Analytics, and Statistics Statistics of Income Division Calendar Year Return Projections for the United States and IRS Campuses Publication 6186 (Rev. 11–2018) Washington, D.C. 20224 Table of Contents Principal Contacts...................................................................................................................... iii Online Availability of Forecasts.................................................................................................. iii Overview..................................................................................................................................... 1 Data Sources and Projection Methodology ................................................................................ 1 Impact of Recent Legislative and Administrative Changes ........................................................ 1 Accuracy of Prior Projections .....................................................................................................3 Table 1. Historical Perspective by Calendar Year for the United States: Total Number of Returns Filed, by Type of Return (in thousands) ..................................................4 Table 2. Total Number of Returns Filed by Type for United States ........................................6 Table 3. Total Number of Returns Filed by Type for Andover IRS Campus ...........................9 Table 4. Total Number of Returns Filed by Type for Austin IRS Campus............................. 11 Table 5. Total Number of Returns Filed by Type for Cincinnati IRS Campus....................... 13 Table 6. Total Number of Returns Filed by Type for Fresno IRS Campus ........................... 15 Table 7. Total Number of Returns Filed by Type for Kansas City IRS Campus ................... 17 Table 8. Total Number of Returns Filed by Type for Ogden IRS Campus............................ 19 Table 9. Total Number of Returns Filed by Type for Philadelphia IRS Campus ...................21 Table 10. Total Number of Returns Filed by Type of Return and Examination Class for the United States.....................................................................................23 Table 11. Accuracy Measures for U.S. Forecasts of Major Return Categories......................25 Table Notes...............................................................................................................................26 Configuration of IRS Campuses for Paper Individual Returns for the CY 2018 and CY 2019 Alignment .........................................................................................29 Configuration of IRS Campuses for Electronic Individual Returns—CY 2018 Alignment Through CY 2025 ..................................................................................30 Configuration of IRS Campuses for Most Paper Business Returns for the CY 2018 Alignment .................................................................................

FAQs

What is the scope of IRS Publication 6186 forecasts?

It covers calendar year return projections for the United States and IRS campuses for 2018–2025, with an emphasis on return counts by type and campus.

Which parts of the methodology are described in the document?

The document outlines data sources and projection methodology, assesses the impact of recent legislative and administrative changes, and reviews the accuracy of prior projections.

What kinds of tables and alignment information are included?

It contains multiple tables showing historical and forecast return counts by calendar year, return type, and campus, plus table notes and configuration alignment details for paper and electronic returns.

Sep 19, 2026

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