All British passports including pet passports issued up to the guillotine day, 29 March 2019 are full European Union travel documents.
After your passport will continue to be valid as a British travel document, but not your pet passport in the E U.
Both will lose their EU power.
You will probably need a visas and of course there will be fees and delays.
Love Brexit or love Britain?
If you are British, live in France and don’t have a ‘Carte du Sejour or Carte de Residence you’d be well advised to apply to your regional prefecture.
Meanwhile, an ‘Attestation de Residence’ which you can obtain from your local Mairie or Hotel de Ville, may prove invaluable at the frontiers.
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