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

NAICS 238210 — Electrical Contractors and Other Wiring Installation Contractors

Electrical Contractors and Other Wiring Installation Contractors

NAICS 238210 is the national industry code for electrical contractors and other wiring installation 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

Exclusions & Cross-References

Activities classified under other official NAICS codes:

burglar and fire alarm installation combined with sales, maintenance, or monitoring services (See 561621 Security systems services (except locksmiths) (US))
constructing power and communication transmission lines (See 237130 Power and communication line and related structures construction (US))

Official Illustrative Examples

Primary activities officially recognized by Census Bureau / Statistics Canada:

airport runway lighting contractors building automation systems, contractors computer and network cable installation electrical installation of environmental control systems for temperature and humidity electrical wiring contractors highway lighting and electrical signal construction, contractors home automation system installation lighting systems, electric, installation security and fire systems, installation only smoke sensors electrical installation traffic signal installation tunnel lighting contractors

Complete Index of Activities (43 recognized activities) ▼

airport runway lighting contractors

alarm systems (fire, burglar), electric, installation only

audio-visual wiring systems, installation only

building automation systems, contractors

burglar alarm systems, electric wiring, installation

cable splicing, electrical, contractors

cable television hookup, contractors

communication equipment installation, contractors

computer and network cable installation

electric contracting

electric power control panels and outlets, installation

electrical contractors

electrical inspection of commercial building

electrical inspection services

electrical installation of environmental control systems for temperature and humidity

electrical repairs on buildings

electrical wiring contractors

electrical work, construction and maintenance

electrician

electronic containment fencing for pets, installation

fibre-optic cable (except transmission lines), installation

fire alarm systems, installation

highway lighting and electrical signal construction, contractors

highway, street and bridge lighting systems and electrical signal installation

home automation system installation

home theatre installation

installation of invisible fence for pets

installation of photovoltaics panels

intercommunication systems, installation

lighting systems, electric, installation

low voltage electrical work

private driveway or parking area lighting contractors

public address systems, installation

railroad signalling equipment, installation

security and fire systems, installation only

smoke sensors electrical installation

snow melting cable, electric, installation

sound equipment installation

surveillance systems, installation only

telecommunications equipment installation, contractors

telephone and telephone equipment installation, contractors

traffic signal installation

tunnel lighting contractors

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/