In Venezuela's case, the banks would exchange existing debt for securities with a lower face value or a lower interest rate.
The notes will be structured to guarantee the banks a profit if they trade or exchange them.
However, banks in Norway will still exchange 50 øre coins for higher values until 2022.
However, most banks will exchange currency at short notice.
Some banks will not exchange local currency back into foreign currency.
Of course, banks have been exchanging huge amounts of money electronically for years.
Such swaps involve a bank exchanging some of its debt for a stake in Mexican industry.
My bank will not exchange it for undamaged currency.
Using these messages, banks can exchange data for the transfer of funds between financial institutions.
The Government's latest proposal would let the banks exchange the notes for a security that could trade for cash.