NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01
321918
NAICS 321918 — Other Millwork (including Flooring)
Other Millwork (including Flooring)
NAICS 321918 is the national industry code for other millwork (including flooring) establishments in the United States. The Small Business Administration sets a size standard of 500 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
SBA: 500
View full SBA standard
Related industries in 32191 (Millwork)
View parent 32191Official 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
Other Millwork (including Flooring)
Changes to receipts-based standard: [object Object]
Trade codes using this NAICS
These Schedule B export codes explicitly reference NAICS 321918 in the Census trade classification files.
4409102000
WOOD FLOORING, NOT ASSEMBLED, CONIFEROUS
HS-6 440910
4409103000
WOOD MOLDINGS, CONIFEROUS
HS-6 440910
4409109000
WOOD CONTINOUSLY SHAPED, CONIFEROUS, NESOI
HS-6 440910
4409210000
WOOD CONTINUOUSLY SHAPED, NONCONIFEROUS, OF BAMBOO
HS-6 440921
4409220000
WOOD CONTINUOUSLY SHAPED, NONCONIFEROUS,TROP WOOD
HS-6 440922
4409292600
WOOD FLOORING, NOT TROP, NONCONIFEROUS
HS-6 440929