Registry · SIC Index · Group 83

SIC 8351 — Child Day Care Services

SIC 8351 (Child Day Care Services) covers Child Day Care Services: Establishments primarily engaged in the care of infants or children, or in providing prekindergarten education, where medical care or delinquency correction is not a major element. These establishments may or may not have substantial educational programs. These establishments generally care for prekindergarten or preschool children, but may care for older children when they are not in school. Establishments providing babysitting services are classified in Industry 7299. Head Start centers operating in conjunction with elementary schools are classified in Industry 8211.

Official OSHA SIC Manual Definition

Establishments primarily engaged in the care of infants or children, or in providing prekindergarten education, where medical care or delinquency correction is not a major element. These establishments may or may not have substantial educational programs. These establishments generally care for prekindergarten or preschool children, but may care for older children when they are not in school. Establishments providing babysitting services are classified in Industry 7299. Head Start centers operating in conjunction with elementary schools are classified in Industry 8211.

Official Source Citation: OSHA SIC Manual — Industry 8351 (Child Day Care Services) (U.S. Department of Labor). Verified: 2026-08-08.

Description & Classification

SIC code 8351 representing 'Child Day Care Services' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.

Modern NAICS Crosswalk

Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:

Classification Details

SIC Code8351
Industry TitleChild Day Care Services
DivisionDivision I: Services
Major GroupMajor Group 83: Social Services
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Source / VerifiedUS Census 1987 SIC Concordance / 2026-08-08

SIC vs NAICS Compliance & Common Mismatches

Legacy SIC code 8351 classifies commercial operations based on primary end-product or service output under the 1987 federal framework. In contrast, modern 2022 NAICS codes group establishments based on production process inputs.

When submitting public disclosures to SEC EDGAR or determining OSHA workplace safety log recordkeeping exemptions (29 CFR Part 1904), rely strictly on the official OSHA 4-digit SIC classification rather than an automated commercial translation.

💡 Expert Guidance: SIC to NAICS Conversion

Common Compliance Mistake: Many contractors and B2B analysts confuse legacy 4-digit SIC codes like 8351 with modern 6-digit NAICS codes. Ensure that you use the correct active 2022 NAICS code (e.g. from the crosswalk below) when submitting representations on SAM.gov, as federal contracting officers only accept modern NAICS codes.

Related Pages & Tools

Further regulatory reference links for legacy SIC code 8351:

Frequently Asked Questions (FAQ)

What industry sector is represented by legacy SIC code 8351? ▾

Legacy SIC code 8351 represents 'Child Day Care Services', categorized under Division Division I: Services and Major Group Major Group 83: Social Services. The Standard Industrial Classification (SIC) system was developed in the late 1930s.

What is the modern 2022 NAICS equivalent for legacy SIC 8351? ▾

Legacy SIC code 8351 maps to the modern 2022 NAICS industry classifications: NAICS 624410 (Child Care Services). Mappings are resolved transitively across successive updates to handle splits.

Why do credit agencies and banks still reference legacy SIC code 8351? ▾

Registries like Dun & Bradstreet, insurance underwriters, and private platforms retain SIC code 8351 because their historical financial risk data and scoring models are indexed using the legacy 4-digit SIC framework.

Does the SEC EDGAR system allow searching public filings by SIC 8351? ▾

Yes. The SEC Division of Corporation Finance assigns a primary 4-digit SIC code to public companies. You can search the EDGAR database using SIC code 8351 to group reporting peer firms.

How do OSHA safety recordkeeping rules apply to SIC code 8351? ▾

Under 29 CFR Part 1904 safety regulations, OSHA references legacy SIC codes including 8351 to determine if a physical establishment is required to maintain daily injury logs (Form 300) or is partially exempt.

What is the structural difference between SIC 8351 and NAICS codes? ▾

SIC code 8351 classifies establishments based on their final product output or market destination (what they sell), while modern NAICS codes classify them based on production processes and inputs (how they work).

What are the typical business activities classified under legacy SIC 8351? ▾

Typical business activities classified under legacy SIC 8351 are the operations associated with 'Child Day Care Services'. Mapped modern NAICS codes can be referenced for specific current examples.

Is legacy SIC code 8351 uniform across all 50 U.S. states? ▾

Yes, the Standard Industrial Classification (SIC) system, including code 8351, was published as a federal standard and remains uniform nationwide. It is still referenced by various state workers' compensation boards and departments of labor.

Sources & References

  1. U.S. Department of Labor (OSHA): OSHA Standard Industrial Classification (SIC) Manual — Code 8351
  2. U.S. Census Bureau: 1987 SIC to 2022 NAICS Concordance Tables
  3. Federal Reserve Board: Industrial Production & Capacity Utilization Classifications
  4. Internal Revenue Service (IRS): Schedule C Principal Business Activity (PBA) Industry Concordance
  5. Office of Management and Budget (OMB): Standard Industrial Classification Systems Governance

Related Industries in Major Group 83

8322 - Individual and Family Social Services...8331 - Job Training and Vocational Rehabilitati...8361 - Residential Care...8399 - Social Services, NEC...