Art. 173Right to refuse to testify due to other duties of confidentiality
1 Any person who is required to preserve professional confidentiality in accordance with any of the following provisions must testify only if the interest in establishing the truth outweighs the interest in preserving confidentiality:
Article 16 letter f of the Healthcare Occupations Act of 30 September 201665.
2 Persons entrusted with other confidential information protected by law are required to testify. The director of proceedings may relieve them of the duty to testify if they are able to establish that the interest in preserving confidentiality outweighs the interest in establishing the truth.