established by this Agreement shall be accompanied by acertificate of Czechoslovakia origin conforming to the model Article 6annexed to this Protocol . The competent authorities of Czechoslovakia shall issue an2. The certificate of origin shall be issued by the export licence in respect of all consignments fromcompetent governmental authorities of Czechoslovakia if the Czechoslovakia of textile products referred to in Annex II , up ---pagebreak--- 9 . 10 . 87 Jornal Oficial das Comunidades Europeias N ? L 287 / 117 to the relevant quantitative limits as may be modified by Article 12 Articles 4,11 and 13 of the Agreement and of textile products subject to any definitive or provisional quantitative limits 1 . .The competent Community authorities shall issue the established as a result of the application of Article 7 of the import authorization or document referred to in Article 1 1 Agreement . within five working days of the presentation by the importer of the original of the corresponding export licence. Article 7 The import authorization or document shall be valid for six months . 1. The export licence shall conform to the model annexed to this Protocol . It must certify , inter alia , that the quantity of 2. The competent Community authorities shall cancel the the product in question has been set off against the already issued import authorization or document if the quantitative limit prescribed for the category of the product corresponding export licence has been withdrawn . in question . However , if the competent Community authorities have not