1) Metodo ancestrale, rifermentato in bottiglia, fermentato in bottiglia, ancestrale or similar designation clearly indicating the method of production, must appear on label
2) The following grape varieties must represent min. 50 % of the wine: Lambrusco di Sorbara, Lambrusco Grasparossa, Lambrusco Marani, Lambrusco Maestri and/or Lambrusco Salamino (written confirmation from manufacturer must accompany the offer)
3) 100 % of the grapes must come from Emilia-Romagna (written confirmation from manufacturer must accompany the offer)
4) Organic (manufacturer’s name must match the name on the organic certificate)
5) Max. 4 g/l sugar
6) Only one offer per manufacturer. If more than one offer is submitted from the same manufacturer, only the lowest priced offer will be assessed for purchase, regardless of wholesaler
7) «Statement on responsible recruitment and decent working conditions» must accompany the offer