NAICS Code 56133 — Professional Employer Organizations

NAICS Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It contains 1 direct sub-code.

Code	56133
Title	Professional Employer Organizations
Level	NAICS Industry (5-digit)
Edition	NAICS 2022 edition

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in providing human resources and human resource management services to client businesses and households. Establishments in this industry operate in a co-employment relationship with client businesses or organizations and are specialized in performing a wide range of human resource and personnel management duties, such as payroll, payroll tax, benefits administration, workers' compensation, unemployment, and human resource administration. Professional employer organizations (PEOs) are responsible for payroll, including withholding and remitting employment-related taxes, for some or all of the employees of their clients, and also serve as the employer of those employees for benefits and related purposes.

This national industry shares the official Census description of 561330.

Where 56133 sits in the hierarchy

Level	Code	Title
Sector	56	Administrative and Support and Waste Management and Remediation Services
Subsector	561	Administrative and Support Services
Industry Group	5613	Employment Services
NAICS Industry	56133	Professional Employer Organizations

Codes under 56133

Code	Title
561330	Professional Employer Organizations

Related NAICS Industry codes

• 56131 — Employment Placement Agencies and Executive Search Services
• 56132 — Temporary Help Services

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.