As per the article 2.3 from the Show Rules (page 12/40) qualifications for the World Show applies as follows:

 

Only cats of fully recongnised breeds and their fully recognised varieties as well as house cats belonging to individual FIFe members may participate at the World Show.

Participation in the World Show is only possible for cats which have obtained the minimum necessary qualification depending on the class in which they compete at the World Show:

a. Classes 1-6 (adults and neuters):

- no qualification needed, cats having obtained the title International Champion, International Premier or higher are automatically qualified

b. Classes 7-10 (adults and neuters):

- 3 x Excellent 1 in classes 11- 12 or

- 1 x Best in Variety in classes 7-12 or

- 1 x Nomination for Best in Show in classes 7-12

- for classes 8 and 10 (neuters) no qualifications are needed if they have already obtained the title of International Champion or higher in adults classes

c. Class 11 (juniors):

- 3 x Excellent 1 in classes 11- 12 or

- 1 x Best in Variety in classes 11-12 or

- 1 x Nomination for Best in Show in classes 11-12

d. Class 12 (kittens):

- no qualification needed

e. Class 14 (house cats):

- 1 x Nomination for Best in SHow house cats

- no qualification needed for Distinguished Show Merit (DSM) house cats, these cats are automatically qualified

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In all cases where qualifications apply: the qualification period is the 13 months period prior to the World Show

Qualifications obtained during the 13 months period prior to the World Show by cats belonging to the breeds resp. varieties in preliminary recognition phase are valid if the breed resp. variety achieves full recognition prior to the date of the World Show

The qualification for the World Show is checked and confirmed by the National Federation or Club where the exhibitor holds his membership