624310 — Vocational Rehabilitation Services
Description
This industry comprises (1) establishments primarily engaged in providing vocational rehabilitation or habilitation services, such as job counseling, job training, and work experience, to unemployed and underemployed persons, persons with disabilities, and persons who have a job market disadvantage because of lack of education, job skill, or experience and (2) establishments primarily engaged in providing training and employment to persons with disabilities. Vocational rehabilitation job training facilities (except schools) and sheltered workshops (i.e., work experience centers) are included in this industry (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Exclusions & Cross-References
- Schools (except high schools) primarily engaged in providing vocational training are classified in Industry
- 61151, Technical and Trade Schools;
- Vocational high schools are classified in Industry 611110, Elementary and Secondary Schools;
- Apprenticeship training programs are classified in U.S. Industry 611513, Apprenticeship Training; and
- Establishments primarily engaged in providing career and vocational counseling (except rehabilitative) are
- classified in Industry 611710, Educational Support Services.
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 8331 - Job Training and Vocational Rehabilitation Services (via SIC1987:8331→NAICS1997:62431→2002:624310→2007:624310→2012:624310→2017:624310→2022:624310)
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 G004 — Social Rehabilitation Services
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 624310 valid in 2022? ▾
Yes, 624310 is a valid 6-digit 2022 NAICS national industry code representing 'Vocational Rehabilitation Services' under Sector 62 in the official classification index.
What is the SBA size standard for NAICS code 624310? ▾
The Small Business Administration (SBA) has established a small business size standard of $15,000,000 for NAICS code 624310 (Vocational Rehabilitation Services), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 624310? ▾
According to official Census Bureau concordance tables, NAICS code 624310 (Vocational Rehabilitation Services) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 8331 - Job Training and Vocational Rehabilitation Services.
Related Pages & Tools
Further regulatory reference links for NAICS code 624310:
- Sector 62 Directory Hub — List of related industries in the Health Care and Social Assistance sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 624310 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Vocational Rehabilitation Services).
- 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.