The Home Secretary wants to bar passengers from certain countries.
President Macron announced last night that the EU would close its external borders
Alp Mehmet, Chairman of Migration Watch UK, told the press: 'The government's proposals will likely lead to immigration going up further.'
Although low-skilled numbers may fall, officials predict a rise in the number of skilled migrants coming to the UK from 2021
Migration Watch UK said the changes could result in numbers soaring.
The Home Office has previously said the flight was 'specifically for removing foreign criminals'.
Dr Ben Greening, director of Migration Watch UK, said the proposals amounted to 'a significant loosening' of the rules around Tier 2 migration.
Think tank MigrationWatch UK called the ideas “dangerous”. Alp Mehmet said they would see the main route for work having much looser rules.
Immigration could rise sharply under Boris Johnson’s plans for an Australian points-based system unless he imposes a cap on skilled migrants.
'If everyone were to be returned to France, the attraction would be negated', said Peter Higgins, former head of the immigration service.
The thorny subject of immigration has dictated every step of Britain’s departure from the EU.
The survey found 65 per cent of those asked agree the level of net migration is a major concern for the public.
Survey said 71 per cent backed upper limit on migrants coming here on work visa.
Up to 1.2 million illegal immigrants are estimated to be living in Britain, the highest number of any country in the European Union, research says.
Alp Mehmet, Chairman of Migration Watch UK, said: 'People-trafficking is a sickening business.'