Annex 1, part. 11.2. Decree No. 528/2005 Coll., on physical security and certification of technical means, specifies the conditions for issuing and uses technical means for which a CERTIFICATE OF INDIVIDUAL TECHNICAL DEVICES has been issued - Certificate number: TU xxxx / year.

This certificate is issued only for an individual technical device, the identification of which is indicated on the certificate. It shall be issued at the request of the user of the technical device. After the expiry of the validity period of the certificate, the technical device may be used within the extended validity period, which is set at 6 years.

After the expiry of the extended period of validity, the user shall no longer use the technical means to protect classified information. If the user of a technical device is interested in the further use of a technical device for the protection of classified information, he shall submit an application to the Office for the issue of a certificate of an individual technical device issued on the basis of an opinion pursuant to Section 46(14) of Act No 412/2005 on the protection of classified information and on security eligibility, as amended.

This interpretation is not valid for certificates of individual technical means for which the validity expired on 31.12.2005.