Vetting shall cover information provided by the person requiring clearance. The person shall have a duty to provide complete information on circumstances which may be relevant in the assessment of whether the person is suitable for security clearance. A clearance case may be closed without a substantive decision if a person fails to respond to enquiries by the clearance authority. If the person requires security clearance at the security classification level SECRET or higher, or is to be cleared for access to objects or infrastructure classified as HIGHLY CRITICAL, and in other special cases, vetting may be conducted in respect of associated persons. Vetting shall also cover other information in the possession of the clearance authority, and information from relevant registers. It may also cover information from other sources, such as public authorities, places of service, workplaces and other references. No information shall be gathered, registered or passed on which concerns political engagement as specified in section 8-4, fifth paragraph. The controller of relevant registers has a duty to release records information irrespective of any duty of secrecy. Records information shall be notified in writing. No payment may be demanded in respect of such register information. The controller of relevant registers shall facilitate digital transfer of records information to the National Security Authority. Information received by the clearance authority in connection with vetting shall not be used for purposes other than assessment of whether the person is suitable for security clearance. However, the clearance authority may release information to the authorisation authority if necessary for security monitoring of the person. The King may issue regulations on a) vetting of associates b) re-vetting c) which registers are relevant in the context of vetting d) the procedure for records checks abroad e) the release of information in connection with corresponding vetting conducted by the authorities in other countries f) the archiving, storage, despatch and digital transfer of vetting information. Section 8-6.Application of clearance on terms 20/30