With volatility returning to the markets with a vengeance, there has already been an uptick in “margin blow-out” cases. This session is designed for new and experienced practitioners. It will cover the technical intricacies of margin calculations and the differences between traditional Reg. T margin and the increasingly popular portfolio margin. This session will also review industry rules, standards and best practices when confronted with customer’s margin deficiencies. Last, the Panel will discuss relevant legislation and case law pertaining to these types of claims and common pitfalls to avoid.