North American Industry Classification System (NAICS)
WEBSITES
NAICS Download Page [IA][Direct] -
Replaces the Standard Industrial Classification system (SIC codes) beginning in 1997. Provides common industry definitions for Canada, Mexico and the US.
North American Industry Classification System (NAICS) [IA][Direct] -
Provides common industry definitions for Canada, Mexico, and the United States. It will replace the countries' separate classification systems with a uniform system for classifying industries.