The latest legislation downloaded February 2014 for microchipping from
When you need to microchip
A microchip is a permanent identification device that can be implanted into a
cat or dog and is designed to record information in a way that that can be
Microchipping your cat or dog is mandatory if:
- your cat or dog was born after the 10 April 2009
- you supply a cat or dog to another person
- you become the owner of a cat or dog that is not microchipped
- if your dog is a regulated dog .
A cat or dog must be at least eight weeks of age before they are microchipped
unless at least one of the following applies:
- the implanter has a reasonable excuse (i.e. the actual age of the animal is
unknown, but it is thought to be over 8 weeks of age)
- the implanter is a veterinary surgeon who considers implanting the microchip
is not likely to be a serious risk to the health of the cat or dog
- there is a signed veterinary surgeon's certificate for the cat or dog stating
that implanting the microchip before it is eight weeks old is not likely to be
a serious risk to the health of the animal.
If a person less than 18 years of age acquires a cat or dog, the legal owner
must be either a parent or guardian who is 18 years or older.
Microchipping current pets
If you own a cat or dog that was born before 10 April 2009 it is not mandatory for you to microchip your cat or dog, unless it is a
regulated dog. If you decide to give away or sell your cat or dog, you must
ensure it is microchipped before the change in ownership takes place.
Therefore in line with this law all litter registrations and transfers must
show a microchip number