NAICS Code 541990

NAICS 541990

NAICS Code 541990 – All Other Professional, Scientific, and Technical Services

Definition of NAICS Code 541990: This industry comprises establishments primarily engaged in the provision of professional, scientific, or technical services (except legal services; accounting, tax preparation, bookkeeping, and related services; architectural, engineering, and related services; specialized design services; computer systems design and related services; management, scientific, and technical consulting services; scientific research and development services; advertising, public relations and related services; market research and public opinion polling; photographic services; translation and interpretation services; and veterinary 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 541990

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

  • Appraisal (except real estate) services
  • Marine surveyor (i.e., appraiser) services
  • Arbitration and conciliation services (except by lawyer, attorney, or paralegal offices)
  • Patent broker services (i.e., patent marketing services)
  • Commodity inspector services
  • Pipeline or power line inspection (i.e., visual) services
  • Consumer credit counseling services
  • Weather forecasting services
  • Handwriting analysis services

Cross Reference Guide for Code 541990

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.

  • Providing legal services–are classified in Industry Group 5411, Legal Services;
  • Providing accounting, tax preparation, bookkeeping, and payroll services–are classified in Industry Group 5412, Accounting, Tax Preparation, Bookkeeping, and Payroll Services;
  • Providing architectural, engineering, and related services–are classified in Industry Group 5413, Architectural, Engineering, and Related Services;
  • Providing specialized design services–are classified in Industry Group 5414, Specialized Design Services;
  • Providing computer systems design and related services–are classified in Industry Group 5415, Computer Systems Design and Related Services;
  • Providing management, scientific, and technical consulting services–are classified in Industry Group 5416, Management, Scientific, and Technical Consulting Services;
  • Providing scientific research and development services–are classified in Industry Group 5417, Scientific Research and Development Services;
  • Providing advertising and related services–are classified in Industry Group 5418, Advertising, Public Relations, and Related Services;
  • Providing marketing research and public opinion polling–are classified in Industry NAICS 541910, Marketing Research and Public Opinion Polling;
  • Providing photographic services–are classified in Industry 54192, Photographic Services;
  • Providing translation and interpretation services–are classified in Industry NAICS 541930, Translation and Interpretation Services;
  • Providing veterinary services–are classified in Industry NAICS 541940, Veterinary Services; and
  • Providing real estate appraisal services–are classified in Industry NAICS 531320, Offices of Real Estate Appraisers.

Other Index Entries for NAICS 541990

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.

  • Appraisal (except real estate) services
  • Arbitration and conciliation services (except by attorney, paralegal)
  • Business brokers (except real estate brokers)
  • Commodity inspection services
  • Consumer credit counseling services
  • Credit repair (i.e., counseling) services, consumer
  • Electronic communication verification content services
  • Estate assessment (i.e., appraisal) services
  • Handwriting analysis services
  • Handwriting expert services
  • Marine surveyor (i.e., ship appraiser) services
  • Mediation product services (except by lawyer, attorney, paralegal offices, family and social services)
  • Meteorological services
  • Patent broker services (i.e., patent marketing services)
  • Patrolling (i.e., visual inspection) of electric transmission or gas lines
  • Pipeline inspection (i.e., visual) services
  • Power line inspection (i.e., visual) services
  • Quantity surveyor services
  • Weather forecasting services
Suggested Insurance Conversion Table for NAICS Code 541990

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): 8742NAICS 541990
  • CA WC: 8742
  • DE WC: 951
  • PA WC: 951
  • MI WC: 8742
  • NJ WC: 8742
  • NY WC: 8742
  • WY WC: 541990
  • GL: 47367
  • SIC: 6712

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 541990 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 5419: Other Professional, Scientific, and Technical Services
  • Industry 54199: All Other Professional, Scientific, and Technical Services
  • 6 Digit Code(s) NAICS 541990: All Other Professional, Scientific, and Technical Services
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NAICS Code 541990