541211 — Offices of Certified Public Accountants
Description
This U.S. industry comprises establishments of accountants that are certified to audit the accounting records of public and private organizations and to attest to compliance with generally accepted accounting practices. Offices of certified public accountants (CPAs) may provide one or more of the following accounting services: (1) auditing financial statements; (2) designing accounting systems; (3) preparing financial statements; (4) developing budgets; and (5) providing advice on matters related to accounting. These establishments may also provide related services, such as bookkeeping, tax return preparation, and payroll processing.
Overview Facts
| NAICS Code | 541211 |
|---|---|
| Industry Title | Offices of Certified Public Accountants |
| SBA Size Standard | $26,500,000 |
| U.S. Establishments | 55,052 (Census CBP, 2023) |
| IRS PBA Code | 541211 (exact match) |
| Sectors Hierarchy | Sector 54 → 541 → 5412 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 8721 - Accounting, Auditing, and Bookkeeping Services (via SIC1987:8721→NAICS1997:541211→2002:541211→2007:541211→2012:541211→2017:541211→2022:541211)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC R418 — Legal Services
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 541211:
- Sector 54 Directory Hub — List of related industries in the Professional, Scientific, and Technical Services sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 5412
Frequently Asked Questions (FAQ)
Is 541211 a valid 2022 NAICS code?
NAICS 541211 is 'Offices of Certified Public Accountants', a 2022 U.S. national industry under Sector 54 (Professional, Scientific, and Technical Services); the SBA small-business size standard is $26,500,000.
What is the SBA size standard for NAICS 541211?
The SBA small business size standard for NAICS 541211 is $26,500,000 (based on receipts).
What is the legacy SIC code mapping for 541211?
NAICS code 541211 maps to the legacy 1987 SIC codes: 8721 - Accounting, Auditing, and Bookkeeping Services.