Wealthy expatriates living in the UK are expected to quit the country with nearly half of them looking to leave, according to a survey from HSBC Bank International.

The latest survey on expat intentions in the UK shows the trickle of so-called resident, non-domiciled people leaving the country since the removal of some of their tax advantages is turning into a rigorous flow. Resident, non-doms make up at least a third of the expat community living in the UK.