African land snails are legal pets in the UK
It is legal to buy and keep captive-bred African land snails as pets in the UK. They are established within the UK exotic-pet hobby, and responsible keepers can enjoy them at home without the blanket prohibition that applies in the United States.
This distinction matters because online discussions about African land snail laws are often written for American readers. US rules should not be presented as though they also apply to pet keepers in the UK.
How the UK differs from the United States
The United States Department of Agriculture states that giant African snails are illegal to keep there and specifically prohibits Achatina, Archachatina and Lissachatina snails from importation and interstate movement.
There is no equivalent blanket ban on keeping these snails as pets in the UK. When reading care information online, always check which country the legal advice relates to.
Never release an African land snail outdoors
Although African land snails can be kept as pets, they must not be released or allowed to escape into the wild. Section 14 of the Wildlife and Countryside Act 1981 makes it an offence in Great Britain to release or allow the escape of an animal that is not ordinarily resident here.
Do not place a snail outdoors for exercise and never dispose of a living snail or viable eggs in a garden, compost bin or household waste where they could survive. If you can no longer care for a snail, contact the breeder, an experienced keeper, an appropriate rescue or an exotics vet.
Keep your snails securely contained
Use a secure enclosure with a properly fitted lid and suitable ventilation. Check vents, cable openings, clips and the enclosure itself regularly because African land snails are strong climbers and can push through surprisingly small gaps.
Check the enclosure carefully when cleaning or moving it, and manage any eggs responsibly. Legal pet ownership and responsible containment go together: the aim is to keep your snails safe while ensuring they cannot enter the UK environment.