Student
133 Points
Joined June 2014
The Principle Business Activity Codes are listed on pages 39-41 of the Form 1120S instructions: https://www.irs.gov/pub/irs-pdf/i1120s.pdf
Specialized Design Services
541400 Specialized Design Services (including interior, industrial, graphic, & fashion design)".
check this out
https://www.justanswer.com/tax/3koyl-find-business-activity-code-number-b.H T M L#re.v/456/