Federal Act
on Administrative Procedure
(Administrative Procedure Act, APA)¹

¹ The parties are ob­liged to co­oper­ate in es­tab­lish­ing the facts of the case:

a.

in pro­ceed­ings that are ini­ti­ated on their own ap­plic­a­tion;

b.

in any oth­er pro­ceed­ings in which they make their own in­de­pend­ent ap­plic­a­tions;

c.

if they are sub­ject to a more ex­tens­ive duty to provide in­form­a­tion or duty of dis­clos­ure un­der an­oth­er fed­er­al act.

^1bis The co­oper­a­tion ob­lig­a­tion does not ex­tend to the han­dover of items and doc­u­ments used in com­mu­nic­a­tions between a party and his or her law­yer provided the law­yer is en­titled to rep­res­ent cli­ents be­fore the Swiss courts in ac­cord­ance with the Law­yers Act of 23 June 2000³⁴.³⁵

² The au­thor­ity shall not be re­quired to con­sider an ap­plic­a­tion in terms of para­graph 1 let­ter a or b if the parties re­fuse to provide the re­quired and reas­on­able co­oper­a­tion.