The Solicitors Regulation Authority’s decision to bring disciplinary proceedings against two solicitors linked to the Post Office Horizon scandal is a reminder that the consequences of major litigation rarely end when the courtroom proceedings are over.

The regulator has referred two solicitors to the Solicitors Disciplinary Tribunal over allegations arising from events after the Horizon scandal had become public and while the statutory inquiry was underway. One case concerns an alleged failure to cooperate fully with the inquiry, while the other relates to legal fees charged to a former sub-postmaster. The allegations will now be determined by the Tribunal, and no findings have yet been made.

For businesses and professional advisers, the significance extends well beyond the individuals involved. The Horizon scandal has become a striking example of how litigation can trigger years of regulatory scrutiny, public investigation and reputational damage long after the original legal disputes have been resolved.

That shift reflects a broader trend. Increasingly, regulators are examining not only the conduct that gave rise to litigation but also how organisations and their advisers behave once problems have come to light. The way evidence is preserved, inquiries are handled and affected individuals are treated can become as important as the original dispute itself.

The legal profession is no exception. Solicitors are expected to uphold professional standards throughout the life of a matter, including during any subsequent investigation or public inquiry. Regulatory action against legal advisers demonstrates that accountability extends beyond clients and into the conduct of those representing them. The SRA has indicated that its work relating to the Horizon scandal is ongoing, suggesting that further disciplinary action remains possible.

The lesson for organisations is clear. Resolving a claim should not be viewed as the end of litigation risk. Governance, transparency and record-keeping remain critical long after proceedings have concluded, particularly where public interest, regulatory oversight or potential group claims continue to develop.

The Horizon affair has fundamentally changed expectations around accountability. Claimants, regulators and the courts are increasingly willing to scrutinise not only the original wrongdoing but also the decisions made in its aftermath. For organisations facing collective litigation, success is no longer measured solely by the outcome in court. How a business responds once concerns emerge may ultimately prove just as significant as the dispute itself.