VERŻJONI ELETTRONIKA A 785 Provided that, where such purposes can be fulfilled by processing which does not permit, or no longer permits, the identification of data subjects, those purposes shall be fulfilled in that manner. 7. A controller shall consult with, and obtain prior authorisation from, the Commissioner where the controller intends to process in the public interest: Consultation and prior authorisation. (a) genetic data, biometric data or data concerning health for statistical or research purposes; or (b) special categories of data in relation to the management of social care services and systems, including for the purposes of quality control, management information and the general national supervision and monitoring of such services and systems: Provided that, where genetic data, biometric data or data concerning health are required to be processed for research purposes, the Commissioner shall consult a research ethics committee or of an institution recognised by the Commissioner for the purposes of this article. 8. An identity document shall only be processed when such processing is clearly justified having regard to the purpose of the processing and (a) the importance of a secure identification; or (b) any other valid reason as may be provided by law: Processing of an identity document. Provided that the national identity number or any other identifier of general application shall be used only under appropriate safeguards for the rights and freedoms of the data subject pursuant to the Regulation. 9. (1) Personal data processed for the purpose of exercising the right to freedom of expression and information, including processing for journalistic purposes or for the purposes of academic, artistic or literary expression, shall be exempt from compliance with the provisions of the Regulation specified in subarticle (2) where, having regard to the importance of the right of freedom of expression and information in a democratic society, compliance with any of the provisions as specified in sub-article (2) would be incompatible with such processing purposes: Provided that when reconciling the right to the protection Freedom of expression and information.