Late notification is one of the most avoidable ways a valid claim is lost. Insurers view the timing of notice as central to their ability to investigate, control costs and reserve accurately, so wordings frequently make prompt notice a condition of cover, and an insurer may seek to reduce or decline a claim notified outside the required window. The frustration for a board is that lateness usually reflects a process failure rather than any defect in the underlying loss. This report examines how insurers treat late notification in your chosen jurisdiction and industry, the condition-precedent and prejudice-based frameworks that determine whether lateness is fatal, the indicators that a notifiable event has gone unreported, the impact when an insurer relies on late notice, and when to engage brokers and coverage counsel to give protective notice, argue absence of prejudice, or otherwise limit the damage before a delayed notification hardens into a declined claim.
Reference material for informed readers, not advice.