Correction of the alcohol content in wines
RESOLUTION OIV-OENO 394B-2012
CORRECTION OF THE ALCOHOL CONTENT IN WINES
THE GENERAL ASSEMBLY,
CONSIDERING Article 2 paragraph 2 ii of the Agreement establishing the International Organisation of Vine and Wine
CONSIDERING resolution 10/2004 related to the partial dealcoholisation of wine adopted by the OIV in 2004
CONSIDERING resolution 18/73 related to the definition of wine
CONSIDERING that certain oenological practices having opposed objectives must be excluded
CONSIDERING that certain techniques have already demonstrated their efficiency in the partial dealcoholisation of wine,
CONSIDERING that it is necessary to define and provide details of the type of material used in accordance with the oenological objective taking into account that different materials can be used to reach the same objective
DECIDES: On the proposal of Commission II “Oenology”, to replace the sheet relating to the partial dealcoholisation of wines in the International Code of Oenological Practices with the following separation technique:
PART II
Chapter 3: Wines
3.5.13: Correction of the alcohol content in wines
Definition:
Process to reduce excessive ethanol content in wine.
Objective:
To improve the taste balance of wine.
Prescription:
- The objective can be achieved by methods separation techniques or a combination of techniques.
- Partial vacuum evaporation
- Membrane techniques
-
Distillation**
- This process must not be used on wines with any other organoleptic defects.
- The elimination of alcohol in wine must not be done in conjunction with a modification in the sugar content in the corresponding musts.
- The alcohol content may be reduced by a maximum of 20%.
- The minimum alcoholic strength by volume must comply with the definition of wine in accordance with sheet 3.1.
- The process shall be placed under the responsibility of an oenologist or specialised technician.
Recommendation of OIV:
Admitted