Natural or legal persons or groups of such persons who harvest grapes, shall submit each year to the competent authorities designated by the Member States a harvest declaration in the administrative unit specified, containing at least the information specified in Annex I. The area to be entered in the declaration referred to in article 1 shall be the area of vineyard in production in the administrative unit specified by the Member State. Persons required to submit harvest, production, stock, treatment or marketing declarations who do not submit such declarations by the dates specified in Article 11 shall not benefit from the measures provided for in Articles 32, 38, 41, 45 and 46 of Regulation (EC) No 822/87, for the wine year in question or the following wine year. (18 articles and 2 Annexes)