F1 and F2 special permits including large outside enclosure. Netherlands: In most provinces restrictions to import F1, for example needing permit and outside enclosure.
In order to import to Europe CITES import and export permits are required for F1 – F4 hybrids. From F5 on no CITES is needed, instead a TICA 5 generation pedigree to prove the cat is 5 generations removed from the wild cat. There are different regulations in each country for keeping hybrids.