The continuing duty to disclose means that disclosure is not a one-time event at the beginning of the case. Parties must update and correct their disclosure throughout the pendency when new information becomes available or when previously disclosed information changes.

The continuing duty applies to all required disclosure categories financial information, witness lists, document productions, and expert designations.

The continuing duty to disclose exists to prevent trial by ambush. Both sides should be working from current accurate information throughout the case not from a snapshot taken at the beginning.