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Tax examiners and revenue agents

Official title Tax Examiners and Collectors, and Revenue Agents (SOC 13-2081)

Also called Tax examiner, Revenue agent, IRS revenue agent, IRS revenue officer, Tax revenue agent

In brief

In May 2025, BLS counted 56,610 US tax examiners and revenue agents, with median pay of $62,370 a year. Of the BLS counts since 2012, the highest was 65,560, in May 2012. The earliest figure here is an estimate of 4,000 from 1863, not measured the same way as today's count. The last full technology era for tax examiners and revenue agents: Integrated data systems and early AI fraud detection, 2000 to 2022.

What the sources say

Official outlook

BLS projects employment to decline 1% from 2025 to 2035.

BLS Employment Projections 2025-35

AI exposure studies

Data as of BLS OEWS May 2025; BLS Employment Projections 2025-35. BLS publishes these counts as yearly survey snapshots and cautions against reading them as a precise trend. In May 2021 BLS changed how it estimates these counts (a model-based method using three years of survey data) and moved fully to the 2018 occupation codes, so part of a change across 2021 can come from the method rather than the work.

Last updated .

Cite this page
APA

Future History. (2026, October 11). Tax examiners and revenue agents: jobs and pay since 1863 [Data set; data as of BLS OEWS May 2025; BLS Employment Projections 2025-35]. https://futurehistory.earth/timeline/13-2081

Chicago

Future History. "Tax examiners and revenue agents: jobs and pay since 1863." Data as of BLS OEWS May 2025; BLS Employment Projections 2025-35. Last modified October 11, 2026. https://futurehistory.earth/timeline/13-2081.

BibTeX

@misc{futurehistory_13_2081, author = {{Future History}}, title = {Tax examiners and revenue agents: jobs and pay since 1863}, year = {2026}, month = oct, howpublished = {\url{https://futurehistory.earth/timeline/13-2081}}, note = {Last updated 2026-10-11. Data as of BLS OEWS May 2025; BLS Employment Projections 2025-35}, }

The access date is today's date on your device.

drag to travel through time
180018251850187519001925195019752000now
2026
Known then as Revenue Collector / Excise Tax Collector (Federal District Collector)
Known then as Assessor / Collector of Internal Revenue (Bureau of Internal Revenue)
Known then as Revenue Agent / Tax Examiner (Bureau of Internal Revenue)
Known then as Revenue Agent / Tax Examiner (Internal Revenue Service, civil-service era)
Known then as Tax Examiners and Collectors, and Revenue Agents (BLS SOC 13-2081)
Known today as Tax Examiners and Collectors, and Revenue Agents (BLS SOC 13-2081)
Projected to still be called Tax Examiners and Collectors, and Revenue Agents (BLS SOC 13-2081)
Data from the May 2025 survey
US Employment
57K
Est.

Stated in source: BLS OEWS

Official statistic
Report an error
Median Annual Wage
$62,370
Est.

≈ $60,771 in 2024 prices (derived by us, CPI-adjusted)

Official statistic
Report an error
Beat · 1791

March 1, 1791: Congress enacts the nation's first internal revenue law -- an excise tax on distilled spirits championed by Treasury Secretary Alexander Hamilton. The law creates fourteen revenue districts and approximately forty collector positions. The Whiskey Rebellion (September 1791 to November 1794) tests the new federal tax enforcement authority: western Pennsylvania farmers attack revenue collectors and burn the home of a supervisor. President Washington sends 13,000 militia to suppress the rebellion. The episode establishes that federal tax collection requires agents with legal authority backed by government force -- a structural fact that has shaped the occupation ever since.

Beat · 1862

July 1, 1862: President Lincoln signs the Revenue Act of 1862, creating the Bureau of Internal Revenue and the nation's first income tax to fund the Civil War. The bureau is divided into 185 collection districts. Each district has a presidentially appointed assessor (who determined the tax owed) and a collector (who collected it). Assessors were paid $3-$5/day plus $1 per 100 names on the district tax list; collectors received a commission of 4% on collections up to $100,000. The bureau grew from three clerks in July 1862 to nearly 4,000 employees by January 1863.

Beat · 1913

February 3, 1913: the 16th Amendment is ratified, permanently authorizing federal income tax. October 3, 1913: the first Form 1040 is approved -- four pages, covering incomes above $3,000 (less than 1% of the population in 1913). The Bureau of Internal Revenue must now process mass returns rather than conduct field assessments. Revenue agents shift from riding collection districts to examining books and records in offices. The bureau doubles its staff but is still processing 1917 returns in 1919 -- illustrating the permanent lag between tax law expansion and examination workforce capacity that characterizes the occupation to the present day.

Beat · 1952

President Truman's 1952 Reorganization Plan replaces the patronage-appointed collector system with a civil service structure. The agency is renamed from Bureau of Internal Revenue to Internal Revenue Service in 1953 under President Eisenhower. The reform eliminates 162 presidentially appointed collector positions -- the last structural remnant of the Civil War patronage model -- and creates a professional career service for revenue agents and examiners. The civil service transformation is the occupation's second founding: from political appointee to career professional.

Beat · 1969

The IRS introduces the Discriminant Function (DIF) system for algorithmic audit selection -- the first major automation of a core revenue agent workflow decision. Every filed tax return is assigned a DIF score reflecting the statistical probability of unreported income, derived from a decade of Taxpayer Compliance Measurement Program (TCMP) audits (1964-1998). Revenue agents inherit a ranked queue of high-DIF returns rather than selecting cases independently. The no-change audit rate falls from 46% to 16%; average additional tax assessed per audit rises from $146 to $1,592. DIF is the prototype for all AI-assisted audit selection tools that follow.

Beat · 1988

IRS Revenue Agent employment peaks at approximately 17,323 in FY1988 (TRAC Data Book Table 34), within a total IRS workforce of 123,198. The late 1980s represent the high-water mark for IRS enforcement staffing in absolute terms. The Tax Reform Act of 1986, the most sweeping tax code overhaul in a generation, increased examination complexity by simplifying rates while expanding compliance requirements -- a combination that drove demand for experienced Revenue Agents. Within five years, the workforce would begin a long structural decline driven by budget austerity, political scrutiny of IRS enforcement practices, and the rising cost of government employees relative to tax-year revenue growth.

Beat · 2010

Beginning in 2010, IRS enforcement staffing enters a decade-long decline driven by congressional appropriation cuts. Between 2010 and 2018, the number of Revenue Agents falls 35% and the number of Revenue Officers drops 48%. The last time the IRS had fewer than 10,000 Revenue Agents was 1953, when the US economy was one-seventh its current size. IRS audit rates for large corporations and high-income individuals drop substantially. The ProPublica investigation "How the IRS Was Gutted" (2018) documents that IRS appropriations fell 20% in inflation-adjusted dollars from 2010 to 2018, eliminating 22% of all staff. The 13-2081 BLS employment series falls from approximately 79,000 (2000 era) toward 55,000-58,000 by 2020.

Beat · 2022

August 16, 2022: President Biden signs the Inflation Reduction Act, which includes $79.6 billion for the IRS over 10 years, with $45.6 billion specifically designated for enforcement. This is the largest single investment in IRS enforcement capacity in the agency's history. The stated priorities are complex examinations of large partnerships, corporations, and high-income individuals ($400K+) -- the most technically demanding work in the 13-2081 skill portfolio. The IRS announces plans to hire approximately 30,000 employees over two years, including approximately 5,000 new Revenue Agents. Congressional debate over IRA clawbacks later reduced the available enforcement funds from $80 billion to approximately $60 billion.

How to read this number

OEWS is a point-in-time survey snapshot, not a continuous time series; BLS advises against using it for year-over-year trend comparison.

Each dot is a cited figure over time; the dotted line only links them (values between aren't measured). Hollow dots are estimates.

Official statistic: Copied by a script from a statistics agency table or a published study's table, not retyped by hand. BLS figures and the forecast and exposure tables are also re-checked against that table on every data run. Researched context: Researched from the cited source rather than copied from it by a script, so it is not machine-checked yet. Spot a mistake? Each figure has a “Report an error” link.

Cited forecasts · present → 2035

Will AI replace tax examiners and revenue agents? What the research says

Each figure is stated by the named source; we publish no forecasts of our own. Where sources disagree, we show the disagreement rather than an average.

Each figure is stated by the named source; we publish no forecasts of our own. Where sources disagree, the spread is the honest signal.

What published forecasts say
Forecast change in the number of people doing this work, as published by each named source. Bars share one scale on every role, centred on zero and reaching the end at ±30%. Grey marks a small change, 3% or less either way.
BLS Employment Projections 2025-35
→ 2035
-1%
BLS National Employment Matrix, 2025-35 cycle, line for SOC 13-2081 (Tax examiners and collectors, and revenue agents): 60.1 thousand jobs in 2025, projected 59.5 thousand in 2035, a change of -0.6 thousand (-1.0%). Matrix employment counts all jobs in the occupation, including self-employed workers. The average for all occupations in this cycle is +3.5%.
Official statisticReport an error
How exposed is this work to AI (research measures)
Scores as published by each study. Each row says what it measures. These measure what AI could technically do, not forecasts of jobs lost.
Eloundou et al. (2023), "GPTs are GPTs"
2023 study · Share of tasks exposed to LLMs (β, human-rated)
67.7%
of tasks
What this measures

Published occupation-level exposure from the paper's occ_level.csv for O*NET-SOC 13-2081.00 Tax Examiners and Collectors, and Revenue Agents. Shown: human-rated β = 0.677, the share of the occupation's tasks an LLM could do in at least half the time at equal quality, counting tasks that need LLM-powered software at half weight (β = E1 + 0.5 × E2). Other published measures for this occupation: human-rated α (LLM alone) 0.452 and γ (all LLM-assisted) 0.903; GPT-4-rated β 0.581. This measures how much of the work an LLM could touch, not how many jobs disappear.

Official statisticReport an error
Today, in this role

What's changing day to day for tax examiners and revenue agents

Three parts of your work where AI is already doing real lifting, and what stays yours.

AI is taking this onConduct correspondence audits of simpler individual returns flagged by automated matching programs: respond to IRS CP2000 underreporter program notices, document examination results, and issue adjustments or no-change determinations for returns where income reporting discrepancies were identified through automated W-2/1099 information-return matching, the highest-volume, most routinized segment of tax examiner work

Conduct correspondence audits of simpler individual returns flagged by automated matching programs: respond to IRS CP2000 underreporter program notices, document examination results, and issue adjustments or no-change determinations for returns where income reporting discrepancies were identified through automated W-2/1099 information-return matching, the highest-volume, most routinized segment of tax examiner work. [Tax Examiner sub-function][12],[5]

Where your edge is

Correspondence audit processing of information-return discrepancies is the most routine and most automatable tax examiner function: the IRS automated underreporter program (AUR) already processes millions of CP2000 cases with algorithmic matching, and the IRS IT Modernization roadmap will further reduce the human-hours required for straightforward discrepancy resolution. Tax Examiners who handle only this function face genuine structural exposure: the path to career resilience is developing examination skills beyond correspondence audits (field exam training, revenue officer collection work, or specialized issue development) rather than optimizing correspondence audit throughput.

AI is sitting alongside you hereProcess delinquent accounts using collection management systems: use GovCollect or ASYST International collection workflow platforms to manage delinquent tax account queues, prioritize accounts by balance and collectibility scoring, generate automated payment demand notices, track installment agreement compliance, and escalate accounts to field Revenue Officers when automated collection has been exhausted at state and local levels

Process delinquent accounts using collection management systems: use GovCollect or ASYST International collection workflow platforms to manage delinquent tax account queues, prioritize accounts by balance and collectibility scoring, generate automated payment demand notices, track installment agreement compliance, and escalate accounts to field Revenue Officers when automated collection has been exhausted at state and local levels. [Tax Collector sub-function][1]

Where your edge is

Automated collection management systems (GovCollect, ASYST GovCollect) handle the routine queue management, notice generation, and installment agreement processing that previously required manual case management: the human function contracts toward exception handling: taxpayers who dispute amounts, installment agreements requiring modification, accounts with complex multi-entity liabilities, and cases requiring field escalation. Develop skills in the complex-account exception category: multi-entity liability tracing, discharge-in-bankruptcy procedures, and cross-agency collection coordination (IRS, state revenue, local tax authority) where automated systems cannot resolve the case.

AI is sitting alongside you hereResearch tax law using AI-augmented research platforms: use Thomson Reuters Checkpoint AI, Bloomberg Tax + AI, or Wolters Kluwer CCH AnswerConnect to quickly locate applicable Code sections, Treasury regulations, revenue rulings, IRS Chief Counsel Advice memoranda, and Tax Court cases for the issues arising in active examinations

Research tax law using AI-augmented research platforms: use Thomson Reuters Checkpoint AI, Bloomberg Tax + AI, or Wolters Kluwer CCH AnswerConnect to quickly locate applicable Code sections, Treasury regulations, revenue rulings, IRS Chief Counsel Advice memoranda, and Tax Court cases for the issues arising in active examinations; synthesize research into examination-workpaper-quality legal analyses that support proposed adjustments.[10],[11],[13]

Where your edge is

Tax law research is the task most dramatically compressed by AI tools: what previously required hours of manual Checkpoint or BNA database navigation now surfaces in minutes via AI-assisted search. The examiner's value shifts from finding the answer to evaluating and applying it, distinguishing binding versus persuasive authority, identifying the strongest available argument for the government's position, and anticipating the counter-authority a taxpayer representative will raise. Develop the ability to critique and stress-test AI-generated legal analyses, not just accept them; examination reports citing AI-generated authority that is inapplicable or misread are a reputational and legal risk.

Where tax examiners and revenue agents go next

Natural next steps for someone with your foundation: not exits, evolutions.

What each move takes

A direction you could grow

Financial Managers

Senior IRS Revenue Agents and Revenue Officers who develop management skills have a pathway into government financial management roles (IRS Group Manager, Department of Treasury Financial Manager, state revenue department Director of Compliance) that are significantly more resilient than individual examiner positions. The transition to private-sector Financial Manager roles (Tax Director, VP of Tax, CFO of mid-market company) represents a longer horizon but draws directly on the tax knowledge and enforcement experience that Revenue Agents accumulate. BLS median compensation for Financial Managers is substantially above IRS Revenue Agent mid-career compensation: the income ceiling is materially higher, and the AI augmentation story for Financial Managers (driving FP&A and compliance strategy rather than executing examinations) is also stronger. The "High" difficulty rating reflects the real management-skill and business-acumen gap that Revenue Agents must bridge, particularly for private-sector CFO-track roles where financial reporting, capital allocation, and investor relations skills have no government equivalent.

What you'd add
  • · Management and leadership skills: IRS Group Manager examination, or equivalent private-sector management certification (PMP, MBA coursework); supervision of professional staff in complex technical work
  • · Financial reporting and FP&A: GAAP financial statements, budget management, and management reporting, the non-tax financial management skills that CFO-track roles require beyond tax expertise
  • · Tax strategy and planning at the enterprise level: shifting from "examine this return" to "structure the organization to minimize examination risk and tax cost", the CFO perspective
  • · AI governance for tax functions: selecting, configuring, and governing the AI tax research and compliance tools that tax departments increasingly depend on (Checkpoint AI, Bloomberg Tax + AI, transfer pricing analytics)
  • · Executive communication and board-level financial reporting: developing the ability to present tax risk and financial performance to audit committees and boards of directors
What it takesA real upskill, but a natural one
Tools of the era

How has the work of tax examiners and revenue agents changed since 1791?

The tools that defined the work, one line per era. Select an era to see how it reshaped the work.

  • Paper ledger and personal accountability (excise-era collection)

    The first American revenue collectors worked with ledger books, handwritten assessment rolls, and personal accountability enforced by the threat of personal financial liability for under-collection. Federal law made collectors personally responsible for the amounts assessed in their districts: a collector who failed to remit the full assessed amount was personally liable for the shortfall. Record-keeping was entirely manual; district collectors forwarded paper returns to the central office in Washington. The Whiskey Rebellion (1794) demonstrated that the enforcement tool was ultimately the federal marshal and the militia, not paperwork.

  • Assessment rolls and printed tax forms (Civil War Bureau of Internal Revenue)

    The Revenue Act of 1862 created the modern tax form infrastructure: standardized printed assessment lists, income return forms, and prescribed schedules that assessors distributed to taxpayers and collectors retrieved. The bureau printed and distributed forms nationally, creating for the first time a uniform administrative record that could be reviewed and audited at the central level. Collectors' returns were organized by district and filed in the commissioner's office in Washington. The technology of governance was the printed form and the postal system; all enforcement was personal and field-based.

    Effect on the work

    The bureau grew from three clerks to nearly 4,000 field employees in six months (July 1862 to January 1863), demonstrating how quickly a new tax technology requires a new administrative workforce. The entire workforce was field-facing: most of the jobs were collector and assessor roles with minimal clerical support.

  • Modern Form 1040 and mass return processing (16th Amendment era)

    The 16th Amendment (ratified February 3, 1913) restored the income tax and introduced the Form 1040 -- approved October 3, 1913, four pages in its original form. The bureau now had to process millions of paper returns rather than field-collected assessments. Revenue agents transitioned from riding collection districts to examining books and records in offices; the taxpayer increasingly came to the agent rather than the agent riding out to the taxpayer. By 1942, the Revenue Act expanded the income tax to cover most working Americans; by 1943, employer withholding was mandatory. Processing millions of returns required large clerical armies, but the examination function -- finding the returns worth auditing and conducting the audit -- remained a human specialist job.

    Effect on the work

    The bureau doubled staff after 1913 but was still processing 1917 returns in 1919, illustrating that mass return processing outpaced workforce growth. The examination workforce stayed specialized while a separate processing workforce grew rapidly.

  • IBM computer mainframes for return processing (IBM 650, 1955)

    In 1955 the IRS installed an IBM 650 in Kansas City and processed about a million returns as a trial. By the early 1960s, computerized return processing was rolling out nationally. The first major consequence for revenue agents was the creation of a digital return transcript: the computer-processed version of every filed return became the agent's primary working document, replacing the paper filing. Agents could now request machine-readable transcripts of third-party documents (W-2s) and compare them to the return at scale, a comparison that had previously required manual cross-referencing. The computer did not audit returns; it created the structured record from which a human agent could audit efficiently.

  • Discriminant Function (DIF) scoring -- algorithmic audit selection (introduced 1969)

    The Discriminant Function system, introduced in 1969 after a decade of Taxpayer Compliance Measurement Program (TCMP) data collection (1964-1998), computed a statistical score for every filed return that ranked its likelihood of containing underreported tax. For the first time, the decision of which returns to audit was partially delegated to a machine. Revenue agents inherited a prioritized queue -- high-DIF returns -- rather than selecting cases by intuition or random sampling. Since DIF was introduced, the average extra revenue collected per audit rose, and the no-change audit rate fell, according to CPA Journal analysis. The human agent's job shifted toward executing examinations of algorithmically selected targets rather than hunting for returns worth examining.

    Effect on the work

    DIF reduced examination wasted effort significantly: fewer no-change audits meant agents spent more time on returns that actually produced adjustments. The tradeoff was that agents became increasingly dependent on the quality of the algorithmic scoring -- when the TCMP was discontinued in 1998, DIF accuracy declined until the National Research Program replaced it in 2002.

  • Integrated data systems (IDRS, CDW) and early AI fraud detection

    The IRS Integrated Data Retrieval System (IDRS), modernized through the late 1990s and 2000s, gave revenue agents and revenue officers real-time access to taxpayer account history, third-party data, and prior examination records from a single terminal. The Compliance Data Warehouse (CDW), built in the 2000s-2010s, aggregated return data, financial account information, and external databases for AI-assisted audit selection beyond the original DIF score. State agencies adopted similar integrated platforms. AI fraud-detection vendors including Pondera Solutions (later acquired by Thomson Reuters) deployed machine-learning anomaly detection for state revenue agencies to screen refund claims and identify identity fraud before payments were issued. The human agent's task shifted further from data retrieval toward judgment: the system retrieved the relevant documents; the agent determined what they meant.

  • AI tax research platforms and LLM-assisted workpaper drafting (Checkpoint AI, Bloomberg Tax + AI)

    The IRA 2022 enforcement investment funded a new wave of AI capability at the IRS: expanded CDW analytics for issue spotting within complex returns, AI-assisted document classification, and LLM-based research via Thomson Reuters Checkpoint AI and Bloomberg Tax + AI that compresses tax law research from hours to minutes. In FedRAMP-authorized government environments, ChatGPT Enterprise and Microsoft Copilot for Government became available for workpaper drafting. Human agent sign-off is required for all examination conclusions under IRC section 7602: no AI system holds examination authority, issues Statutory Notices of Deficiency, or executes Federal Tax Liens. The technology augments the agent's research and documentation work while the legally non-delegable examination and enforcement decisions remain entirely human.

    Effect on the work

    AI tax research tools have materially reduced research time per examination issue. The IRS hired thousands of new Revenue Agents in 2024 (increase) under the IRA enforcement mandate, suggesting the near-term effect is net employment growth as examination capacity expands -- not substitution.

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Tax Examiners and Collectors, and Revenue Agents employment and pay by year

On record since1791
Latest US employment56,610 (May 2025)Source: BLS OEWS May 2025Official statisticReport an error
Latest US median pay$62,370 (May 2025)Source: BLS OEWS May 2025Official statisticReport an error
Outlook-1% by 2035Source: BLS Employment Projections 2025-35Official statisticReport an error
View all 27 years of cited US data, each linked to its source
YearUS employmentAnnual pay (median unless marked)SourceReport
18634,000n/aEst., Tax History Project Researched contextReport
192015,000$1,800Est., IRS (employment) Researched contextEst., U.S. National Archives (pay) Researched contextReport
198027,000$28,000Est., TRAC Reports (employment) Researched contextEst., IRS (pay) Researched contextReport
200067,720$40,180BLS OEWS 2000 Official statisticReport
200371,060$42,780BLS OEWS May 2003 Official statisticReport
200471,610$43,490BLS OEWS May 2004 Official statisticReport
200572,290$44,210BLS OEWS May 2005 Official statisticReport
200675,160$45,620BLS OEWS May 2006 Official statisticReport
200765,750$46,920BLS OEWS May 2007 Official statisticReport
200866,030$48,100BLS OEWS May 2008 Official statisticReport
200969,500$48,550BLS OEWS May 2009 Official statisticReport
201068,530$49,360BLS OEWS May 2010 Official statisticReport
201167,970$50,130BLS OEWS May 2011 Official statisticReport
201265,560$50,440BLS OEWS May 2012 Official statisticReport
201364,790$50,610BLS OEWS May 2013 Official statisticReport
201463,640$51,120BLS OEWS May 2014 Official statisticReport
201559,640$51,430BLS OEWS May 2015 Official statisticReport
201658,450$52,060BLS OEWS May 2016 Official statisticReport
201756,660$53,130BLS OEWS May 2017 Official statisticReport
201854,550$54,440BLS OEWS May 2018 Official statisticReport
201953,760$54,890BLS OEWS May 2019 Official statisticReport
202053,150$55,640BLS OEWS May 2020 Official statisticReport
202152,270$56,780BLS OEWS May 2021 Official statisticReport
202250,610$57,950BLS OEWS May 2022 Official statisticReport
202350,250$58,530BLS OEWS May 2023 Official statisticReport
202453,530$59,740BLS OEWS May 2024 Official statisticReport
202556,610$62,370BLS OEWS May 2025 Official statisticReport
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