It is said that a nation’s tax policy is often its unofficial welcome mat—or indeed, a discreet invitation to leave. As the UK tightens the fiscal screws on its non-domiciled residents (“non-doms”), the mat seems to have been flipped over and replaced with a “No Entry” sign in brass. 

This week marks the implementation of sweeping changes to the UK's non-dom regime, spearheaded by Shadow Chancellor Rachel Reeves and forecast to accelerate under a future Labour Government. While presented as a move toward “tax fairness”, the practical effect is anything but equitable and is already triggering alarm bells across private client advisers, family offices, and international tax professionals. 

So, what’s changing?