NAICS 541380

Testing and acceptance requirements

Identify the materials or systems to be tested, test methods, sampling plan, and required laboratory credentials. Set out the evidence and acceptance criteria expected in the final test report.

Classification reference

The U.S. Census Bureau 2022 NAICS reference for 541380 (opens in a new tab) provides the industry definition and cross-references. Use the solicitation’s stated classification and requirements when evaluating an opportunity.