Section 16

Secrecy and Protection of Confidential Statistical Data

1. Employees of bodies carrying out the State Statistical Service or persons processing statistical surveys or collecting data for agricultural censuses shall be subject to secrecy of confidential data they have knowledge of. To this end, they must be sworn to secrecy upon entering their employment or before they start the relevant work.
2. The wording of the pledge to secrecy: “I promise upon my honour that I shall not make public, communicate to anyone or allow anyone to have knowledge of confidential statistical data acquired for statistical purposes I shall become familiar with in compliance with the Act No. 89/1995 Sb. on the State Statistical Service, as amended, and that I shall use these individual data only for relevant purposes.” These persons are sworn to secrecy by the respective minister, head of the administrative authority, or by a person authorised by the minister or head.
3. The person is sworn after saying "I do promise" when they hear the wording and sign the relevant document. The document must include the date when the person was sworn.  
4. Providing or making a confidential statistical datum public under Section 17 of this Act is not considered as the breach of secrecy.
5. The obligation of secrecy shall last even the contract of employment or relevant work agreement have been terminated.
6. Bodies performing the State Statistical Service must not give any opportunity to get familiar with confidential statistical data to persons not sworn the pledge of secrecy.