6 Comments on "Schedule C Principal Business or Professional Activity Codes Table, Part 1"


  1. You can use the diagonalization proof to show that no list of professional activities can ever be complete. heh. Just uh, on the off chance you’ve heard on the diagonalization proof…


  2. Because one of the professional activities would have to be “creating a list of professional activities”?


  3. If I were to list (professionally) all professional activities which do not entail the listing of all professional activities, would I list my own profession?


  4. I once heard the story of a guy who was trisecting an angle with just compasses and straight edges for work and wanted his boss to give him a raise since what they were doing was mathematically impossible.

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