Maintenance margin requirement

Browse Terms By Number or Letter:
Financial Terms By: M
Maintenance margin requirement

A sum, usually smaller than but part of the original margin, that must be maintained on deposit at all times. If a customer's equity in any futures position drops to or below, the maintenance margin level, the broker must issue a margin call for the amount at money required to restore the customer's equity in the account to the original margin level. Related: Margin, margin call.