NAICS REFERENCE

NAICS 541380: Testing Laboratories

Testing laboratories covers physical, chemical, analytical, or other testing services performed for customers.

NAICS VERIFIED 2026-06-10 CODE 541380

DIRECT ANSWER

What is NAICS 541380?

NAICS 541380, Testing Laboratories, is a scientific and technical services classification. Contractors can use it to filter relevant federal awards, then check scope, incumbent, agency, timing, and public notices before treating an expiring award as a credible recompete.

REFERENCE

What This Code Covers

Testing laboratories covers physical, chemical, analytical, or other testing services performed for customers.

Use the code as a starting point for scope review. The contract statement of work, buyer office, vehicle, incumbent, and timing still decide whether an opportunity fits.

Materials testing
Common work pattern for Testing Laboratories.
Environmental testing
Common work pattern for Testing Laboratories.
Product testing
Common work pattern for Testing Laboratories.
Analytical lab services
Common work pattern for Testing Laboratories.

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What This Code Usually Does Not Cover

Adjacent codes matter because a saved search can miss good work or create noise when the scope is classified differently.

Adjacent distinction
Engineering services belong closer to 541330.
Adjacent distinction
Research and development belongs closer to 541715.

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Federal Contracting Context

Scientific and technical services requirements should be reviewed against agency fit, place of performance, incumbent history, set-aside context, and the current award period.

Prime Leads treats NAICS as a filter, not a guarantee. A stronger read pairs the code with contract cliff timing and public procurement motion such as Sources Sought notices or RFIs.

Why prioritized
Named in the first Hyperagent NAICS batch as a technical services reference lane.
Demand signal
Lab and testing work can recur around compliance, quality, environmental, and technical program needs.
Monitoring note
Track active awards under this code, then qualify each one with timing evidence and source context.

FAQ

Questions before you act on the signal.

What does NAICS 541380 mean?

It means Testing Laboratories. The code classifies a broad type of work, but the scope and contract documents decide whether it is the right fit.

What kinds of federal contracts use NAICS 541380?

Contracts that primarily match scientific and technical services work may use this code, especially when the scope includes materials testing or environmental testing.

How can I monitor recompetes for NAICS 541380?

Track active awards in the code, watch period-of-performance cliffs, compare incumbent and scope history, and look for Sources Sought, RFI, forecast, or modification signals.