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NAICS Code for Engineering

The official U.S. Census 2022 NAICS classification representing Engineering is primary NAICS code 541330 (Engineering Services).

NAICS Classification Details

NAICS Code541330
Official TitleEngineering Services
Primary SIC Equivalent8711 - Engineering Services
SBA Size Standard$25.50 Million (Basis: Receipts)
Census DefinitionThis industry comprises establishments primarily engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems. The assignments undertaken by these establishments may involve any of the following activities: provision of advice, preparation of feasibility studies, preparation of preliminary and final plans and designs, provision of technical services during the construction or installation phase, inspection and evaluation of engineering projects, and related services.
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Alternate and Sub-Industry Mappings

Depending on specific business functions, your organization may also fall under these alternate classifications:

No alternate NAICS codes mapped.

Frequently Asked Questions

What is the primary NAICS code for Engineering?

The primary NAICS code is 541330, officially titled "Engineering Services" in the 2022 standard revision.

What is the equivalent SIC code for Engineering?

The primary 1987 Standard Industrial Classification (SIC) code equivalent is 8711 ("Engineering Services").

Are SBA size standards applicable to 541330?

Yes, the SBA standard for NAICS code 541330 defines whether a firm is a small business for government contracting and loans. The current standard is $25.50 Million (Basis: Receipts).