Art. 9 FADP from 2019

Art. 9 (1) Limitation of the duty to provide information
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3 As soon as the reason for refusing, restricting or deferring the provision of information ceases to apply, the federal body must provide the information unless this is impossible or only possible with disproportionate inconvenience or expense.
4 The private controller of a data file may further refuse, restrict or defer the provision of information where his own overriding interests so require and he does not disclose the personal data to third parties.
5 The controller of a data file must indicate the reason why he has refused, restricted or deferred access to information.
(1) Amended by No 3 of the FA of 19 March 2010 on the Implementation of Framework Decision 2008/977/JHA on the protection of personal data processed in the framework of police and judicial cooperation in criminal matters, in force since 1 Dec. 2010 (AS 2010 3387 3418; BBl 2009 6749).Es besteht kein Anspruch auf Aktualität und Vollständigkeit/Richtigkeit.