Article 5 4

4.   For the purpose of verifying whether a natural or legal person qualifies as a user or as a third party for the purposes of paragraph 1, the user or the third party shall not be required to provide any information beyond what is necessary. Data holders shall not keep any information on the third party’s access to the data requested beyond what is necessary for the sound execution of the third party’s access request and for the security and maintenance of the data infrastructure.