Businesses and individuals: 1 month to update official exchange rates in euros

The Bank of Spain resolution publishes the euro exchange rates effective January 21, 2026, set by the European Central Bank, which now have official status (art. 36 of Law 46/1998). This change allows financial entities and individuals to use the new rates in commercial and currency conversion operations, replacing previous rates. The rates are published in official format and are valid from the day of publication.