result california 4d4D(6), 4D(6)(b) (Commentary), 4D(6)(f) and 6D(2)(c). 14. 15. Nonpublic information means information that, by law, is not available to the public.SPC 4D is a Structural Performance Category that is part of the 2019 California Building Standards Code, which allows noncompliant buildings to go past