The Supreme Court has recently issued a judgment of considerable consequence in Waller-Edwards vs One Savings Bank Plc [2025] UKSC 22, a decision that will resound across the financial services landscape.

In an article for the Financial Times Adviser, Lorna du Sautoy explains how the ruling provides much-needed clarity on when a lender is put on inquiry in hybrid lending cases involving potential undue influence, replacing the previously complex and uncertain approach with a strict bright-line test.