Quality Wines Produced in Specified Regions Spanish wine production framework Denominación de Origen Protegida The mainstay of Spain's wine quality control system. Each region is governed by a consejo regulador, which decides on the boundaries of the region, permitted varietals, maximum yields, limits of alcoholic strength and other quality standards or production limitations pertaining to the zone. https://en.wikipedia.org/wiki/Denominaci%C3%B3n_de_origen#Wine As of 2019 there are 96 DOPs that are subdivided into DOCa, DO, VP, and VC. The sub-categories can be called DOP, or they can use the traditional terms of DOCa, DO, VP, and VC. In 2016, the use of the term Denominación de Origen (DO) was updated to Denominación de Origen Protegida (DOP)."[wikipedia] protected denomination of origin DO DOP denominación de origin