What is a NAICS code and how do I know which to choose?
NAICS is the acronym for North American Industry Classification System which has replaced the U.S. Standard Industrial Classification (SIC) system. NAICS is based on a consistent, economic concept. Establishments that use the same or similar processes to produce goods or services are grouped together. For an in-depth look at the NAICS background and to use keywords to search for a NAICS code visit http://www.census.gov/epcd/www/naicsdev.htm. I need help with the Category section under NAICS. NAICS calls the highest level of aggregation in the system a Sector (2-digit). Think of a Sector as a division, such as Manufacturing – 31; Transportation/Warehousing – 49; or Professional, Scientific, and Technical Services – 55. If you want the widest variety of facilities using the same process, use the 2-digit Sector. The Sub-sector (3-digit) is a major group within a Sector. For instance, Food Manufacturing 311 would be a Sub-sector within Sector 31 (Manufacturing). Apparel Manufacturing 315 w
