SIC 6231 — Security and Commodity Exchanges
Description & Classification
SIC code 6231 representing 'Security and Commodity Exchanges' 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:
- NAICS 523210 - Securities and Commodity Exchanges (via SIC1987:6231→NAICS1997:52321→2002:523210→2007:523210→2012:523210→2017:523210→2022:523210)
Classification Details
| SIC Code | 6231 |
|---|---|
| Industry Title | Security and Commodity Exchanges |
| Division | Division H: Finance, Insurance, and Real Estate |
| Major Group | Major Group 62: Security and Commodity Brokers, Dealers, Exchanges, and Services |
| Source / Verified | US Census 1987 SIC Concordance / 2026-06-28 |
Related Resources & Compliance Guides
Further regulatory reference links for legacy SIC code 6231:
- SIC Codes Complete Compliance Guide — Detailed history and active legal applications of the SIC classification framework.
- Why Legacy SIC Codes Persist Guide — How credit systems and the SEC still rely on SIC metadata.
- SIC ↔ NAICS Crosswalk Tool — Trace industrial code conversions dynamically.
- SIC Major Group 62 Hub — View other legacy industries in this business division.
Related Industries in Major Group 62
Frequently Asked Questions (FAQ)
What industry does SIC code 6231 represent?
SIC 6231 is 'Security and Commodity Exchanges', a 4-digit Standard Industrial Classification (SIC) code under Major Group 62: Security and Commodity Brokers, Dealers, Exchanges, and Services (Division H: Finance, Insurance, and Real Estate); it maps to modern 2022 NAICS code(s): 523210 (Securities and Commodity Exchanges).
What is the modern 2022 NAICS mapping for SIC 6231?
SIC code 6231 maps to modern NAICS codes: 523210 - Securities and Commodity Exchanges.