NAICS Code 541330

NAICS 541330

NAICS Code 541330 – Engineering Services

Definition of NAICS Code 541330: This 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.

  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Illustrative Examples of NAICS 541330

What are some examples of this code? The bulleted items below are illustrative examples of this classification.

  • Civil engineering services
  • Environmental engineering services
  • Construction engineering services
  • Mechanical engineering services
  • Engineers’ offices

Cross Reference Guide for Code 541330

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Planning and designing computer systems that integrate computer hardware, software, and communication technologies–are classified in U.S. Industry NAICS 541512, Computer Systems Design Services;
  • Performing surveying and mapping services of the surface of the earth, including the sea floor–are classified in Industry NAICS 541370, Surveying and Mapping (except Geophysical) Services;
  • Gathering, interpreting, and mapping geophysical data–are classified in Industry NAICS 541360, Geophysical Surveying and Mapping Services;
  • Creating and developing designs and specifications that optimize the use, value, and appearance of products–are classified in Industry NAICS 541420, Industrial Design Services;
  • Providing advice and assistance to others on environmental issues, such as the control of environmental contamination from pollutants, toxic substances, and hazardous materials–are classified in Industry NAICS 541620, Environmental Consulting Services; and
  • Both the design and construction of buildings, highways, and other structures or in managing construction projects–are classified in Sector 23, Construction, according to the type of project.

Other Index Entries for NAICS 541330

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Acoustical engineering consulting services
  • Acoustical system engineering design services
  • Boat engineering design services
  • Chemical engineering services
  • Civil engineering services
  • Combustion engineering consulting services
  • Construction engineering services
  • Consulting engineers’ offices
  • Consulting engineers’ private practices
  • Electrical engineering services
  • Engineering consulting services
  • Engineering design services
  • Engineering services
  • Engineers’ offices
  • Engineers’ private practices
  • Environmental engineering services
  • Erosion control engineering services
  • Geological engineering services
  • Geophysical engineering services
  • Heating engineering consulting services
  • Industrial engineering services
  • Logging engineering services
  • Marine engineering services
  • Mechanical engineering services
  • Mining engineering services
  • Petroleum engineering services
  • Traffic engineering consulting services
Suggested Insurance Conversion Table for NAICS Code 541330

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 8601NAICS 541330
  • CA WC: 8601
  • DE WC: 955
  • PA WC: 955
  • MI WC: 8601
  • NJ WC: 8601
  • NY WC: 8601
  • WY WC: 541330
  • GL: 92663
  • SIC: 8711

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 541330 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 54: Professional, Scientific, and Technical Services
  • Subsector 541: Professional, Scientific, and Technical Services
  • Industry Group 5413: Architectural, Engineering, and Related Services
  • Industry 54133: Engineering Services
  • 6 Digit Code(s) NAICS 541330: Engineering Services
Other helpful NAICS Downloads

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NAICS Code 541330