request of the Community , copies of all documentation Community to be in contravention of this Agreement .necessary to determine the facts fully and in particular the Czechoslovakia shall communicate the results of thesetrue origin of the goods . enquiries to the Community together with any other pertinent information enabling the true origin of the goods toShould such verifications reveal systematic irregularities in be determined .the use of declarations of origin , the Community may subjectimports of the products in question to the provisions ofArticle 2 ( 1 ) of this Protocol . 3. By agreement between the Community and Czechoslovakia officials designated by the Community may5. For the purpose of subsequently verification of be present at the enquiries referred to in paragraph 2 .certificates of origin , copies of the certificates as well as anyexport documents referring to them shall be kept for at least a 4. In pursuance of the cooperation referred to inperiod of three years by the competent governmental paragraph 1 , Czechoslovakia and the Community shallauthority in Czechoslovakia . exchange any information considered by either partner to be of use in preventing the contravention of the provisions of6. Recourse to the random verification procedure this Agreement . These exchanges may include informationspecified in this Article must not constitute an obstacle to the on textile production in Czechoslovakia and on trade inrelease for home use of the products in question . textile products of a kind covered by this Agreement between Czechoslovakia and other countries , particularly where the Community has reasonable grounds to consider that the Article 21 products in question may be in transit across the territory of