NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01
327310
NAICS 327310 — Cement Manufacturing
Cement Manufacturing
NAICS 327310 is the national industry code for cement manufacturing establishments in the United States. The Small Business Administration sets a size standard of 1,000 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
SBA: 1,000
View full SBA standard
Exclusions & Cross-References
Activities classified under other official NAICS codes:
- manufacturing refractory cements (See 32712 Clay building material and refractory manufacturing)
Official Illustrative Examples
Primary activities officially recognized by Census Bureau / Statistics Canada:
cement (e.g., hydraulic, masonry, portland, pozzolana), manufacturing manufacturing dry-batched ready-mix concrete
Complete Index of Activities (3 recognized activities) ▼
cement (e.g., hydraulic, masonry, portland, pozzolana), manufacturing
manufacturing dry-batched ready-mix concrete
natural (i.e., calcined earth) cement, manufacturing
Official data
| Feature | Description |
|---|---|
| Official name | North American Industry Classification System (NAICS) 2022 |
| Issuing authority | U.S. Census Bureau with OMB, Statistics Canada, and INEGI |
| Tax authority | Internal Revenue Service (IRS) |
| Purpose | Statistical business classification and federal contracting (SAM.gov, SBA standards) |
| Used in | SAM.gov registration, SBA size determinations, IRS tax classification, SEC EDGAR (via SIC crosswalk) |
| Active since | 2022 (current edition) |
| Hierarchy level | Sector (2-digit) |
| Source | https://www.census.gov/naics/ |
NAICS hierarchy path
Trace the classification from the broadest sector down to this national industry code.
Cross-references & crosswalks
SBA size standard description
Cement Manufacturing
Changes to receipts-based standard: [object Object]
Trade codes using this NAICS
These Schedule B export codes explicitly reference NAICS 327310 in the Census trade classification files.