"foreign reserve assets" mean any official foreign reserve assets of the participating Member States held by national central banks that are denominated in, or comprise, currencies, units of account or gold other than Member States' currencies, euro, IMF reserve positions and SDRs
The basic tasks to be carried out through the ESCB shall be:
...
-- to hold and manage the official foreign reserves of the Member States;
-- to promote the smooth operation of payment systems.
