FIFe is organized into national sub-federations (e.g. Felis Britannica in the United Kingdom) which handle pedigree registrations, cat shows and awards in each country.
FIFe diatur ke dalam sub-federasi nasional, misalnya Felis Britannica di Inggris, yang menangani pendaftaran silsilah, kontes kucing dan penghargaan di setiap negara.