P Playful Engineer Playful Engineer, P.E. Joined Apr 12, 2011 Messages 17 Reaction score 0 Location New York Sep 1, 2011 #1 Do you need a sales tax ID if you are looking to open an engineering firm on the side ? I live in NY.
Do you need a sales tax ID if you are looking to open an engineering firm on the side ? I live in NY.