Tax Specialist
Everything OPM FedScope (March 2025) reports about the Tax Specialist occupation series (code 526): headcount, average salary, length of service, and pay comparison.
The verdict
In the Accounting and Budget Group family, Tax Specialist counts 797 employees, a smaller, specialized federal occupation at 0.0% of the federal civilian workforce, and headcount grew 6.7% from the prior period; pay averages $84,219, which pays below the federal-wide $109,869.
- Employees
- 797
- Share of workforce
- 0.0%
- Avg salary
- $84,219
- Avg tenure
- 15.7 yrs
What the Numbers Say About Tax Specialist
Federal agencies employ 797 people in the Tax Specialist occupation (OPM code 526), accounting for 0.0% of the total federal civilian workforce of 2,289,472 for the March 2025 reporting window. Headcount in this occupation moved up by 6.7% versus the prior period, a modest but trackable signal for anyone considering this specialized federal career path.
The average salary for Tax Specialist is $84,219 per year, placing it 23.3% below the overall federal civilian average of $109,869. Salaries moved down by -2.7% from the prior period, a broad shift as locality pay tables and grade-level adjustments moved through the workforce. Average length of service in this role is 15.7 years, a long average tenure, typical of career federal roles where employees stay through much of a full career before retirement.
Tax Specialist sits inside the Accounting and Budget Group family (code 5), which contains 18 related occupations across the federal government. Candidates browsing USAJOBS for Tax Specialist postings should also review these sibling occupations, since federal hiring managers often cross-post positions across closely related codes when recruitment is difficult. All figures here come directly from OPM FedScope Employment Cubes, the same official source referenced in federal workforce planning, budget justifications, and GAO reports.
Inside the Accounting and Budget Group family (18 occupations, 124,386 employees combined), Tax Specialist holds the #14 spot by headcount, a 0.6% share of the family total. Its average salary ranks right at the midpoint of pay among Accounting and Budget Group occupations.
Employees
797
+6.7% from prior period
Average Salary
$84,219
-2.7%
Avg Length of Service
15.7 yrs
Occupation Family
Accounting and Budget Group
Salary Context
How Tax Specialist pay compares to the federal average of $109,869
Occupation Average
$84,219
Federal Average
$109,869
vs. Federal Avg
-23.3%
Where Tax Specialist ranks on federal pay
Its average salary of $84,219 is higher than 49% of federal occupation series (313 of 634). The highlighted bar marks where Tax Specialist sits in the federal pay distribution.
Average-salary distribution across all 634 federal occupation series; Tax Specialist ranks higher than 49%.
Related Occupations in Accounting and Budget Group
10 other occupations in the same family
| Occupation | Employees | Avg Salary | Avg LOS |
|---|---|---|---|
| Financial Administration and Program | 32,801 | $112,029 | 14.9 yrs |
| Budget Analysis | 15,480 | $116,728 | 15.2 yrs |
| Tax Examining | 15,215 | $54,105 | 9.9 yrs |
| Accounting | 13,276 | $128,789 | 14.9 yrs |
| Internal Revenue Agent | 11,568 | $124,871 | 11.4 yrs |
| Auditing | 11,094 | $127,647 | 14.8 yrs |
| Financial Clerical and Assistance | 6,600 | $57,729 | 10.2 yrs |
| Financial Institution Examining | 6,010 | $164,079 | 14 yrs |
| Accounting Technician | 4,837 | $55,032 | 10.3 yrs |
| Military Pay | 1,456 | $56,500 | 9.2 yrs |
Frequently Asked Questions
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Data Source: U.S. Office of Personnel Management (OPM) FedScope Employment Cubes, March 2025. Federal civilian non-seasonal full-time and part-time employees. Data does not include military personnel, postal workers, or intelligence agency staff. Last updated: 2026-03-10.
Read our methodology - how this data is sourced, computed, and verified.
PlainGovJobs is rendered directly from OPM FedScope federal-workforce data, no number is typed in by an editor. This page draws directly on OPM FedScope occupation-level employment records. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.