A Money that is legally valid for the payment of debts and must be accepted for that purpose when offered. Each jurisdiction determines what is legal tender, but essentially it is anything which when offered (“tendered”) in payment of a debt extinguishes the debt. There is no obligation on the creditor to accept the tendered payment, but the act of tendering the payment in legal tender discharges the debt. A banknote (or ‘bill’ as it is often referred to in the US) is a type of negotiable promissory note, issued by a bank or other licensed authority, payable to the bearer on demand. issued by a central bank to mark the occasion of a special event, or in remembrance of a person. These banknotes tend to have special features of design, structure and composition. Their production may be limited in number of prints. Not all countries issue commemorative banknotes.