A disabled man in Newcastle has been told he must vacate the council house he shared with his late father because he does not qualify under the strict succession rules that govern secure tenancies. His case, reported this week, has thrown a spotlight on one of the most contentious and least understood corners of UK housing law: what happens to a tenancy when the named tenant dies, and who, if anyone, has the right to remain. For an individual family this is a personal crisis. For the wider property market, it is a reminder that social housing policy, often treated as a separate universe from the private rented sector and buy-to-let investment, has direct and growing consequences for supply, demand and political risk across the entire housing system.