1. For the purposes of this Regulation, the following definitions apply:
(a) "cash" means: (i) currency; (ii) bearer-negotiable instruments; (iii) commodities used as highly-liquid stores of value; (iv) prepaid cards;
(b) "entering or leaving the Union" means coming from a territory which is outside the territory covered by Article 355 TFEU to the territory which is covered by that Article, or departing the territory covered by that Article;
(c) "currency" means banknotes and coins that are in circulation as a medium of exchange or that have been in circulation as a medium of exchange and can still be exchanged through financial institutions or central banks for banknotes and coins that are in circulation as a medium of exchange;
(d) "bearer-negotiable instruments" means instruments other than currency which entitle their holders to claim a financial amount upon presentation of the instruments without having to prove their identity or entitlement to that amount. Those instr
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