Artikel 4

1. The following security classifications levels of the Parties are equivalent, the equivalent in English being an informal translation not part of the national laws and regulations of the Parties:
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2. The Receiving Party shall mark all the Classified Information under this Agreement that it has received from the Providing Party with the security classification that corresponds to the security classification given by the Originating Party in accordance with the scheme contained in Paragraph 1 of this Article.
3. The Receiving Party may modify or revoke the security classification of received Classified Information under this Agreement only upon the written consent of the Party under whose authority the Classified Information has been created.