Commentaries: Art. 166

For the fulfilment of its mandate as stipulated in the Federal Decree, the investigation committee has the same rights to information as the delegations to the supervisory committees (Art. 150 and 153–156).
In individual cases, the investigation committee may appoint an investigating officer to gather evidence. Investigating officers shall work in accordance with the mandate and the directives of the committee.
The investigation committee is not permitted to delegate the right to interview witnesses to the investigating officers.
Persons questioned by the investigating officer have the right to refuse to make a statement or to hand over documents. In such cases, such persons shall be interviewed by the investigation committee.
For the gathering of evidence, Articles 42–48 and 51–54 of the Federal Act of 4 December 1947¹on Federal Civil Procedure apply by analogy, provided there is no provision to the contrary in this Act.

Art. 166