The NAICS code for software development is 541511, Custom Computer Programming Services. Depending on the work, also check 513210.
Software written to order for a client is 541511; publishing your own software products is 513210.
Also searched as: custom software, programming.
Best match
Businesses primarily engaged in writing, modifying, testing, and supporting software to meet the needs of a particular customer.
Census NAICS lines under 541511 that match software development:
Businesses primarily engaged in software publishing.
Census NAICS lines under 513210 that match software development:
541511, Custom Computer Programming Services. Businesses primarily engaged in writing, modifying, testing, and supporting software to meet the needs of a particular customer.
Often, yes. Also check 513210 (Software Publishers). Software written to order for a client is 541511; publishing your own software products is 513210. In SAM.gov you can list several NAICS codes and mark one as primary.
The one on the solicitation. Federal agencies assign one NAICS code to each solicitation, and the SBA size standard of that code decides whether you count as a small business for that bid.
Source: U.S. Census Bureau, 2022 NAICS (public domain). PublicBeam is independent and not affiliated with the Census Bureau or any agency. Always check the NAICS code in the official notice before you bid.