NAICS Industry Group 5412: Accounting, Tax Preparation, Bookkeeping, and Payroll Services

Industry group

Government contracts for this service: PSC R704 Auditing Services

Code facts

Codes under it
1
Contract awards
470 In the last 12 months
Contract obligations
$1,866,088,982 In FY2025

NAICS codes and definitions come from the U.S. Census Bureau and contract spending from SAM.gov/FPDS.

Contract obligations by fiscal year

Fiscal year Obligated
FY2027 To date $13,203,421
FY2026 $1,753,485,446
FY2025 $1,866,088,982
FY2024 $2,247,982,869
FY2023 $2,244,182,219

Top contractors by obligations

Rank Contractor Obligated, FY2026–FY2027 Share
1 Kpmg LLP $371,067,971
2 Ernst & Young LLP $297,844,136
3 Kearney & Company, P.C. $191,856,569
4 Guidehouse Inc. $169,286,165
5 Deloitte & Touche LLP $156,012,613
6 Sikich CPA LLC $52,867,763
7 Integrated Finance And Accounting Solutions, Llc. $44,608,031
8 The CBE Group, Inc. $43,582,143
9 Myers And Stauffer LC $33,504,110
10 Hamilton Enterprises, LLC $29,737,012

See the full FY2025 ranking of NAICS 5412 contractors, by parent company.

Top funding agencies by obligations

Rank Agency Obligated, FY2026–FY2027 Share
1 Department of the Navy Department of Defense $330,827,523
2 Department of Health and Human Services $232,464,727
3 Department of the Army Department of Defense $201,363,771
4 Air Force Department of Defense $117,953,131
5 Department of Homeland Security $109,353,049
6 Defense Logistics Agency Department of Defense $90,731,256
7 Department of the Treasury $76,580,027
8 Office of the Secretary of Defense Department of Defense $75,177,235
9 Department of State $65,092,179
10 Department of Housing and Urban Development $64,368,475
Rank PSC code Obligated, FY2026–FY2027 Share
1 R704 Auditing Services $877,317,663
2 R703 Accounting Services (NOTE: New code created for Financial Services See R710 below) $299,429,886
3 R499 Other Professional Services $237,817,694
4 R710 Support – Management: Financial $159,733,668
5 R408 Program Management/Support Services $45,093,099
6 R699 Other Administrative Support Services $28,359,306
7 R799 Other Management Support Services $19,786,494
8 DA01 IT and Telecom – Business Application/Application Development Support Services (Labor) $13,917,299
9 DA10 IT and Telecom – Business Application/Application Development Software as a Service $11,779,854
10 AB11 Community and Regional Development R&D Services; Community Development; Basic Research $11,281,452

Contract obligations by state

Rank Place of performance Obligated, last 12 months Share
1 Virginia $810,213,847
2 District of Columbia $470,757,204
3 Maryland $104,444,483
4 New York $83,293,310
5 Iowa $40,164,425
6 South Carolina $36,000,571
7 Missouri $27,789,104
8 California $26,346,224
9 Massachusetts $24,231,367
10 North Carolina $20,701,498
11 Illinois $19,777,467
12 Florida $15,736,446
13 Georgia $10,882,054
14 Texas $7,814,134
15 Louisiana $7,529,108
16 Indiana $6,541,220
17 New Jersey $3,280,815
18 Nebraska $2,380,422
19 Kentucky $2,229,417
20 Arizona $2,043,341
21 New Mexico $1,861,019
22 Oklahoma $1,857,858
23 Washington $1,732,929
24 Tennessee $1,705,224
25 Alaska $1,527,138
26 Alabama $1,342,924
27 Hawaii $1,277,354
28 Wisconsin $1,074,374
29 Puerto Rico $900,000
30 Mississippi $757,530
31 South Dakota $742,291
32 Minnesota $715,500
33 Idaho $710,569
34 Pennsylvania $451,000
35 Connecticut $236,608
36 Kansas $31,765
37 Oregon $3,240
38 Ohio $1,300
39 Arkansas $700
40 Montana $700
41 New Hampshire $200
42 Guam $39
Show all 42

Shares are of everything obligated under NAICS 5412 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.

Contract opportunities

Notice Posted Due
PACA Special Audits RFQ Solicitation · Air Education and Training Command (USAF)
Independent Audit Services of Office of Human Capital Records Pre-Solicitation · Immigration and Customs Enforcement
Accountable Care Organization Medicare Shared Savings Program (ACO MSSP) Pre-Solicitation · Centers for Medicare and Medicaid Services
Accounting and Defense Agencies Initiative (DAI) Financial System Support Services Pre-Solicitation · Defense Human Resources Activity
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
Public Accountant Contract Audits (PACA) Installation Audits (USAFE region) Solicitation · Air Education and Training Command (USAF)
W-2 and 1099 Printing and Mailing Distribution Support Solicitation · Administrative Office of the U.S. Courts
Request for Information -Public Accountant Contract Audit Pre-Solicitation · Air Education and Training Command (USAF)
Medical Coding & Auditing Award Notice · Veterans Integrated Service Network 22 (VHA) —
Financial and FISMA Audits Pre-Solicitation · Justice Management Division (OBD)
Financial Management Data Transformation, Data Analytics and Data Engineering Services Limited / Sole Source Justification · Naval Supply Systems Command (Navy) —
NAFI Audit Award Notice · Coast Guard · 70Z03926QCGA00037 —
Financial Review, Southwestern Indian Polytechnic Solicitation · Bureau of Indian Education (BIA)
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
Professional Accounting Services Support for USCG FSC Limited / Sole Source Justification · Coast Guard —
HQMC Financial and Administrative Support Services Pre-Solicitation · Marine Corps (Navy)
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
RFI #2 Veteran Affairs Code Sets Requirement Pre-Solicitation · Headquarters
NAFI Audit Solicitation · Coast Guard · 70Z03926QCGA00037
Administrative and technical support Award Notice · Idaho Region (BLM) · 140L2626Q0050 —
INDONESIA -Recruitment of Resident Financial Advisor Special Notice · Millennium Challenge Corporation
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
Financial Management, Accounting and Audit Support Limited / Sole Source Justification · Office of Procurement Operations —
Litigation Support Services Limited / Sole Source Justification · Headquarters —
Nafi audit services Solicitation · Coast Guard
Hungarian Payroll and Social Security Tax Administration Services Pre-Solicitation · Department of State
Data Migration Support Limited / Sole Source Justification · Naval Supply Systems Command (Navy) —
Solicitation number 391557 “pre-award accounting system audit” Pre-Solicitation
Independent Financial Audit of FEMA’s Public Assistance Program - Hurricane Katrina Pre-Solicitation · Federal Emergency Management Agency
RFQ Southeastern Power Federal Financial Audit FY26 Solicitation · Department of Energy
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
Solicitation number 391471 “cost price audit support” Pre-Solicitation
Q601--Medical Coding Auditing Award Notice · Veterans Integrated Service Network 22 (VHA) —
Justification for Payment Management Support Services Bridge Order Limited / Sole Source Justification · Administrative Office of the U.S. Courts —
N4 ERP+ Support Limited / Sole Source Justification · Naval Supply Systems Command (Navy) —
Administrative and technical support Solicitation · Idaho Region (BLM) · 140L2626Q0050
FIP IV task order USMC lcms audit remediation Limited / Sole Source Justification · Naval Supply Systems Command (Navy) —
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
Request for Information - Financial Statement Audit (FSA) and Federal Information Security Modernization Act (FISMA) Evaluation Pre-Solicitation · National Geospatial Intelligence Agency
ERP+ Operating Model Limited / Sole Source Justification · Naval Supply Systems Command (Navy) —
R799 - ERP Sustainment Limited / Sole Source Justification · Naval Supply Systems Command (Navy) —
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
Limited Sources Justification for Financial Management Support Services for Enterprise Financial Systems (EFS) and Office of Financial Management (OFM) Limited / Sole Source Justification · Office of Procurement Operations —
Multiple Award Schedule Award Notice · Federal Acquisition Service · 47QSMD20R0001
DHS Analysis Tool Licenses & Support Services Limited / Sole Source Justification · Citizen and Immigration Services —
705 CTS Comprehensive Cost and Requirements (CCaR) System Support Pre-Solicitation · Air Combat Command (USAF)
Remote Medical Coding Services for Zuni Comprehensive Community Health Center Award Notice · Indian Health Service —
Budget & Finance Support Services Award Notice · Defense Threat Reduction Agency —
FMCS Travel Compliance Review and Advisory Support Services Solicitation · Federal Mediation and Conciliation Service
USCG Base Charleston Trash Account Management/Payment Processing Solicitation · Coast Guard
Show 40 more

Latest 50 of 2,298 listed here. See the rest on GovTribe.

Codes under 5412

NAICS code
54121 Accounting, Tax Preparation, Bookkeeping, and Payroll Services

Quick answers

What is NAICS 5412?

NAICS 5412 is Accounting, Tax Preparation, Bookkeeping, and Payroll Services, an industry group in NAICS 54, Professional, Scientific, and Technical Services.

What codes are under NAICS 5412?

NAICS 5412 has one code under it with its own GovTribe page, 54121 Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How much do federal agencies spend under NAICS 5412?

Federal contracts under NAICS 5412 obligated $1,866,088,982 in fiscal year 2025 and $8,124,942,937 in fiscal years 2023 through 2027.

Who are the largest contractors under NAICS 5412?

The contractors with the most obligated under NAICS 5412 in fiscal years 2026 and 2027 are Kpmg LLP ($371,067,971); Ernst & Young LLP ($297,844,136); and Kearney & Company, P.C. ($191,856,569).

Which agencies buy the most under NAICS 5412?

The agencies that obligated the most under NAICS 5412 in fiscal years 2026 and 2027 are Department of the Navy ($330,827,523), Department of Health and Human Services ($232,464,727) and Department of the Army ($201,363,771).

Which PSC codes are used with NAICS 5412?

The PSC codes with the most obligated under NAICS 5412 in fiscal years 2026 and 2027 are R704 Auditing Services, R703 Accounting Services (NOTE: New code created for Financial Services See R710 below) and R499 Other Professional Services.

Where is the work under NAICS 5412 performed?

By place of performance, the states with the most contract obligations under NAICS 5412 over the last 12 months are Virginia ($810,213,847), the District of Columbia ($470,757,204) and Maryland ($104,444,483).

What is the latest contract opportunity under NAICS 5412?

The latest contract opportunity under NAICS 5412 is PACA Special Audits RFQ, solicitation from Air Education and Training Command (USAF), posted November 10, 2026.

On GovTribe

See everything under NAICS 5412

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