What is a NAICS code?
A NAICS code is a six-digit industry classification used across the United States. Federal agencies and the SBA use it to describe the line of business tied to a procurement or company activity.
NAICS lookup
NAICS Code Finder + Size Standard Checker
Search for the NAICS code that fits your work, then open the detail page to review the published SBA size standard and test your own numbers against it.
Start typing a keyword or code to see matching industries.
What is an SBA size standard?
An SBA size standard is the published threshold for a NAICS code, usually based on average annual receipts, employee count, or assets. The limit determines whether a business is generally treated as small for that industry.
How do I know if I am a small business?
Match your primary work to the closest NAICS code, then compare your receipts, employees, or assets to that code’s published SBA standard. This checker is informational only, so confirm the official rule before relying on it for eligibility decisions.
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