Andorra and the euro facto" used the EU's euro (the currency of the Eurozone states) as it had historically used the French franc and Spanish peseta. When those two currencies were replaced by the euro in 2002, the euro replaced the franc and peseta as the sole circulating currency in Andorra. Unlike the three other European microstates outside of the EU, Monaco, San Marino and the Vatican City, which adopted the euro when it was introduced, Andorra did not conclude a monetary agreement with the EU but rather used it unilaterally. These agreements gave the three microstates the right to issue their own euro
Functional currency Functional currency Functional currency refers to the main currency used by a business or unit of a business. It is the monetary unit of account of the principal economic environment in which an economic entity operates. International Accounting Standards (IAS) and U.S. Generally Accepted Accounting Principles (GAAP) provide rules for translation of foreign currency transactions and financial statements. SFAS 52 introduced the concept of functional currency, defined as "the currency of the primary economic environment in which the entity operates; normally, that is, the currency of the environment in which an entity primarily generates and expends cash." Businesses may enter