# Commission Delegated Regulation (EU) 2019/934 of 12 March 2019 supplementing Regulation (EU) No 1308/2013 of the European Parliament and of the Council as regards wine-growing areas where the alcoholic strength may be increased, authorised oenological practices and restrictions applicable to the production and conservation of grapevine products, the minimum percentage of alcohol for by-products and their disposal, and publication of OIV files, Division 4: However, nothing in this Regulation prevents the appropriate authority from using any power it has, in respect of regions and varieties for which it is technically justified, to authorise the enrichment of the cuvée at the place of preparation of the sparkling wines provided that:

Extent: E+W+S+N.I.

(a)none of the constituents of the cuvée has previously undergone enrichment;
(b)the said constituents are derived solely from grapes harvested in its territory;
(c)the enrichment is carried out in a single operation;
(d)the enrichment does not exceed 3 % vol. for a cuvée; and
(e)the method used is the addition of sucrose, concentrated grape must or rectified concentrated grape must.

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Source: https://www.legislation.gov.uk/eur/2019/934/annex/II/division/A/division/4 (the official version)
Page: https://openlegislation.uk/eu-regulation-2019-934/annex-II/division-A/division-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.