Article 7 2. The competent Community authorities shall cancel 1. The export licence shall conform to the model annexed the already issued import authorization or document if theto this Protocol . It must certify inter alia that the quantity corresponding export licence has been withdrawn .of the product in question has been set off against thequantitative limit or consultation level prescribed for the However, if the competent Community authorities have notcategory of the product in question. been notified about the withdrawal or cancellation of the export licence until after the products have been imported2. Each export licence shall only cover one of the into the Community , the quantities involved shall be set offcategories of products listed in Annex II or Annex III of the against the quantitative limit or consultation level for theAgreement. It may be used for one or more consignments of category and the quota year in question .the products in question . Article 13 Article 8 1. If the competent Community authorities find that theThe competent Community authorities must be notified total quantities covered by export licences issued by theforthwith of the withdrawal or alteration of any export competent USSR authorities for a particular category in anylicence already issued . Agreement year exceed the quantitative limit established in Annex II or the consultation level established in Annex III for that category , as may be modified by Articles 3 , 4 , 5 , 7, 9 and 11 of the Agreement, or any definitive or provisional limit