524128 — Other Direct Insurance (except Life, Health, and Medical) Carriers
Description
This U.S. industry comprises establishments primarily engaged in initially underwriting (e.g., assuming the risk, assigning premiums) insurance policies (except life, disability income, accidental death and dismemberment, health and medical, property and casualty, and title insurance policies) (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Bank deposit insurance carriers, direct
- Product warranty insurance carriers, direct
- Deposit or share insurance carriers, direct
- Warranty insurance carriers (e.g., appliance, automobile, homeowners', product), direct
Exclusions & Cross-References
- Reinsuring insurance policies--are classified in Industry 524130, Reinsurance Carriers;
- Initially underwriting annuities and life insurance policies, disability income insurance policies, and
- accidental death and dismemberment insurance policies--are classified in U.S. Industry 524113, Direct Life
- Insurance Carriers;
- Initially underwriting health and medical insurance policies--are classified in U.S. Industry 524114, Direct
- Health and Medical Insurance Carriers;
- Initially underwriting property and casualty insurance policies--are classified in U.S. Industry 524126,
- Direct Property and Casualty Insurance Carriers; and
- Initially underwriting title insurance policies--are classified in U.S. Industry 524127, Direct Title Insurance
- Carriers.
- FINANCE AND INSURANCE 435
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 6331 - Fire, Marine, and Casualty Insurance (via SIC1987:6331→NAICS1997:524128→2002:524128→2007:524128→2012:524128→2017:524128→2022:524128)
- SIC 6399 - Insurance Carriers, NEC (via SIC1987:6399→NAICS1997:524128→2002:524128→2007:524128→2012:524128→2017:524128→2022:524128)
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 G009 — Non-Government Insurance Programs
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 524128 valid in 2022? ▾
Yes, 524128 is a valid 6-digit 2022 NAICS national industry code representing 'Other Direct Insurance (except Life, Health, and Medical) Carriers' under Sector 52 in the official classification index.
What is the SBA size standard for NAICS code 524128? ▾
The Small Business Administration (SBA) has established a small business size standard of $47,000,000 for NAICS code 524128 (Other Direct Insurance (except Life, Health, and Medical) Carriers), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 524128? ▾
According to official Census Bureau concordance tables, NAICS code 524128 (Other Direct Insurance (except Life, Health, and Medical) Carriers) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 6331 - Fire, Marine, and Casualty Insurance, 6399 - Insurance Carriers, NEC.
Related Pages & Tools
Further regulatory reference links for NAICS code 524128:
- Sector 52 Directory Hub — List of related industries in the Finance and Insurance sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 524128 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Other Direct Insurance (except Life, Health, and Medical) Carriers).
- 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.