From next month, non-EU migrants earning less than £35,000 will be forced to leave.
The new Home Office policy, which comes into force on April 6, applies to all overseas workers who have been in the UK for five years on a Tier 2 visa.
If they can’t prove that they’re earning more than £35,000, they will be denied settlement and will face deportation.
Teachers, IT professionals and journalists could all be badly affected.
A petition launched at the beginning of the year called for the threshold to be reconsidered – it gathered more than 100,000 signatures and was debated in parliament last week.