2017 NAICS Definition

T = Canadian, Mexican, and United States industries are comparable.

561330 Professional Employer Organizations

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.

Cross-References. Establishments primarily engaged in--

• Supplying their own employees for limited periods of time to supplement the working force of a client's business--are classified in Industry 561320, Temporary Help Services; and
• Listing employment vacancies and referring or placing applicants for employment--are classified in U.S. Industry 561311, Employment Placement Agencies.

2007 NAICS		2012 NAICS		2017 NAICS		Corresponding Index Entries
561330		561330		561330		Co-employment staffing services
561330		561330		561330		Employee leasing services
561330		561330		561330		Labor leasing services
561330		561330		561330		PEO (professional employer organizations)
561330		561330		561330		Professional employer organizations (PEO)
561330		561330		561330		Staff leasing services