The building must meet NFPA code or it can’t be built, period. To be pedantic, that may be the case for this specific building, as CA may be a state that simpl

The building must meet NFPA code or it can’t be built, period. To be pedantic, that may be the case for this specific building, as CA may be a state that simply adopted the relevant NFPA model code wholesale and with no changes; but it's not a true statement in the most general sense, as not all localities adopt the various NFPA codes verbatim (or at all).