Banknotes in Belgian francs issued by the National Bank can be exchanged at the National Bank's counters under the terms and conditions specified below. Coins denominated in Belgian francs can no longer be exchanged.
There is no time limit by which banknotes issued by the National Bank since 1944 need to be exchanged. This also applies to certain banknotes of more than 100 francs denominated jointly in francs and belga, and to some rare banknotes issued prior to 1944.
Belgian 20-franc and 50-franc banknotes issued by the Treasury cannot be exchanged.
Banknotes which can be exchanged (pdf - 56k)
Banknotes which cannot be exchanged (pdf - 160k)
The banknotes can be exchanged.
National Bank of Belgium
Central Cash Office
boulevard de Berlaimont 14
In that case the Central Cash Office exchanges the banknotes and, depending upon the case, sends the equivalent in euros by mail or credits the account of the depositor with the equivalent in euros.
Coins denominated in Belgian francs and ecu coins can no longer be exchanged.
Many banknotes or coins denominated in the former national currencies may still be exchanged at the counters of the respective national central banks. The European Central Bank’s website includes the conditions of exchange and relevant addresses.