Scotland - with fines for those failing to comply. Anyone arriving in the country from yesterday - including returning Scots - must go into 14 days of self-isolation.
Baffled tourism bosses questioned the measures while a border guards union labelled the new coronavirus quarantine system "shambolic".
Lucy Moreton, of the Immigration Services Union, said Border Force staff checking quarantine papers were "angry" at the way they were being treated.She claimed technical papers explaining to staff what to check for only arrived on Friday.And she said they were still not available to those operating on the front line of the devolved administrations.Moreton added: "The staff are really angry that this does appear to be very shambolic and they.