England Adds Swine Vesicular Disease to 1981 Act

If you do not spend your days reading Statutory Instruments, this one looks tiny. The new Order made on 28 April 2026 simply says that, for the purposes of the Animal Health Act 1981 in England, swine vesicular disease is now included in the Act’s definition of disease. It came into force immediately after it was made. (changeflow.com) Why does that matter? Because legal definitions decide which powers the state can use, and when. A one-line addition can change whether a disease sits clearly inside one of England’s main animal-health laws, rather than being dealt with only elsewhere in the rulebook. (changeflow.com)

The Animal Health Act 1981 already contains a list of diseases in section 88(1), and section 88(2) allows ministers to extend that definition by order. So this 2026 instrument is not creating a brand-new system from scratch. It is using an existing power inside the Act to widen the Act’s own wording. (legislation.gov.uk) **What this means:** the change is legal before it is dramatic. The Order does not set out a fresh outbreak manual or a new set of day-to-day instructions for farmers. Even the explanatory note says no full impact assessment was produced because no significant effect on the private, voluntary or public sector was expected. (changeflow.com)

So, what is swine vesicular disease? GOV.UK says it is a disease of pigs whose main sign is blisters, or vesicles, around the hooves and between the toes, and sometimes on the snout, tongue or lips. Some infected pigs may show no obvious signs, which is one reason suspicion can be hard to judge on sight alone. (gov.uk) Defra and the Animal and Plant Health Agency also stress that swine vesicular disease can be confused with foot and mouth disease. That is why APHA handles suspected cases with real caution from the first phone call, not after the laboratory result arrives. GOV.UK’s guidance also says the last outbreak in Great Britain was in 1982. (gov.uk)

If you are thinking, ‘Wasn’t this already something pig keepers had to report?’, the official guidance suggests yes. GOV.UK already describes swine vesicular disease as a notifiable animal disease, and the Diseases of Swine Regulations 2014 were written to control outbreaks of African swine fever, classical swine fever and swine vesicular disease across Great Britain. (gov.uk) That is why this new Order looks less like a policy U-turn and more like a legal tidy-up with real practical value. Reading the older guidance next to the new instrument, the sensible conclusion is that Defra wanted swine vesicular disease named inside the 1981 Act itself in England, so the Act and the wider disease-control rules point in the same direction. That is an inference, but it is a careful one grounded in the existing guidance and legislation. (changeflow.com)

For people on farms, the immediate message is not ‘learn a whole new regime’. It is ‘keep reporting fast’. GOV.UK says anyone in England who suspects a notifiable animal disease must report it, and the swine vesicular disease page gives the reporting number as 03000 200 301. (gov.uk) Once a report is made, APHA may visit the premises, restrict movements, take samples, and, depending on the suspicion, put a temporary control zone around the site. If disease is confirmed, wider control zones and culling can follow. GOV.UK also says compensation may be available if healthy animals are culled by government, but not for the wider business losses that come from being inside a disease-control zone. (gov.uk)

Recent events show why this part of the rulebook has to be clear even when the final diagnosis turns out to be something else. GOV.UK records that in June 2022 a 10 km Temporary Control Zone was declared around a pig premises near Feltwell, Norfolk, after suspicion of vesicular disease, and later testing ruled out swine vesicular disease. Defra then said in January 2023 that five vesicular disease cases found on English farms in 2022 were Seneca Valley Virus. (gov.uk) That matters because Seneca Valley Virus is not a notifiable disease in the UK, but its signs can look like those of swine vesicular disease or foot and mouth disease. So the law has to work in the tense early hours when nobody yet knows exactly what virus they are looking at. (gov.uk)

There is one more legal detail worth slowing down for. The Order extends to England and Wales, but it applies in relation to England only. That wording is standard legislative drafting, and it tells you this is an England policy step inside the wider England-and-Wales legal framework. (changeflow.com) So if you strip away the technical language, this is the takeaway. This Order reads as a legal change, not an outbreak bulletin. It inserts swine vesicular disease directly into the Animal Health Act 1981 for England, making the legal footing clearer if suspicion or an outbreak ever appears. For most readers, that is the real story behind this very short Order. (changeflow.com)