Wine law Old World wines tend to have more stringent regulations than New World wines. Various wine laws, however, may include appellation-based regulations that cover boundaries as well as permitted grape varieties and winemaking practice-such as the French "Appellation d'origine contrôlée" (AOC), Italian "Denominazione di origine controllata" (DOC), Spanish "Denominación de Origen" (DO) and Portuguese "Denominação de Origem Controlada" (DOC). In some New World wine regions, such as the United States and Australia, the wine laws of the appellation systems (American Viticultural Area (AVA) and Australian Geographical Indication (GIs)) only pertain to boundary specifics and guaranteeing that a certain percentage of grapes
Geographical indications and traditional specialities in the European Union colonised by the fungus "Penicillium roqueforti" that grows in these caves. This system is similar to appellation systems used throughout the world, such as the "appellation d'origine contrôlée" (AOC) used in France, the "denominazione di origine controllata" (DOC) used in Italy, the "denominação de origem controlada" (DOC) used in Portugal, the "denominación de origen" (DO) system used in Spain and the "Denumire de origine controlată" (DOC) system used in Romania. In many cases, the EU PDO/PGI system works parallel with the system used in the specified country, and in some cases is subordinated to the appellation system that was already