NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01

NAICS 238170 — Siding Contractors

Siding Contractors

NAICS 238170 is the national industry code for siding contractors establishments in the United States. The Small Business Administration sets a size standard of $19.0 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.

SBA: $19.0 View full SBA standard

Official Inclusions

installing eavestroughs, gutters and downspouts

Exclusions & Cross-References

Activities classified under other official NAICS codes:

glass cladding installation (See 238150 Glass and glazing contractors (US))
installing brick, stone, or stucco building exterior finish materials (See 238140 Masonry contractors (US))
installing curtain wall (See 238190 Other foundation, structure and building exterior contractors (US))
installing sheet metal duct work (See 238220 Plumbing, heating and air-conditioning contractors (US))

Official Illustrative Examples

Primary activities officially recognized by Census Bureau / Statistics Canada:

eavestroughing, contractors fascia and soffit, metal and plastic, installation siding, contractors (installation and repair) vinyl siding, soffit and fascia, installation wood siding, installation

Complete Index of Activities (14 recognized activities) ▼

aluminum siding, installation

cladding, installation (except glass)

down spout and gutter, installation, contractors

eavestroughing, contractors

fascia and soffit, metal and plastic, installation

flashing installation, contractors

gutters, seamless roof, formed and installed on-site

ice apron, roof, installation

installing eavestroughs, gutters and downspouts

metal siding, installation

siding (aluminum, steel, asbestos, cement, plastic, hardboard), installation

siding, contractors (installation and repair)

vinyl siding, soffit and fascia, installation

wood siding, installation

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/