Have the Standard Industry Codes been replaced by the North American Industry Codes?

Question

I am trying to research industry codes. I want to know which standard is currently in use. Additionally, I would like to know where to get these codes in their most updated form.

Answer 1

Technically, yes, NAICS has replaced SIC. But, most companies still use SIC.

Here's a reference

http://www.census.gov/epcd/www/naicstab.htm