Practice on its conversion to national currencies varies from state to state; in most states the conversion factor is based not on the market price of gold, but on an official price (a remanant of the gold standard, frequently far below its market price today). The Poincare franc has been replaced for most purposes by Special Drawing Rights.
Convetions which used the Poincare Franc included the [[Convention for the Unification of Certain Rules Relating to International Carriage by Air]] (Warsaw Convention), the [International Convention on Civil Liability for Oil Pollution Damage]? and the [International Convention on the Establishment of an International Fund for Compensation for Oil Pollution Damage]?.