Lifted from the BBC business site

"The minimum qualification period for non-EU workers transferring to a company's UK base would increase from six months to a year, Mr Johnson added.

The Home Office estimates that one in 10 of the non-EU workers given permits last year would be excluded under the new rules.

Mr Johnson said: "These changes will ensure that businesses can recruit the skilled foreign workers that the economy needs, but not at the expense of British workers, nor as a cheaper alternative to investing in the skills of the existing workforce."

The UK introduced a points-based immigration system earlier this year. "

This could affect a number of overseas players already on some teams books.