See under IVDP.
The Port Wine Institute IVP (Instituto do Vinho do Porto) , founded by the Society of Winegrowers (Casa do Douro) and the Board of Port Wine Exporters (Grémio dos Exportadores do Vinho do Porto) in 1933, was the joint control body and lobby for all port wine until 2003. In that year, the CIRDD (Comissão Interprofissional da Região Demarcada do Douro) was integrated into the IVP. Since then, the institute has been responsible for the...
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