1. Processing of operational personal data revealing racial or ethnic origin, political opinions, religious or philosophical beliefs, or trade union membership, and the processing of genetic data, biometric data for the purpose of uniquely identifying a natural person, operational personal data concerning health or concerning a natural person’s sex life or sexual orientation shall be allowed only where strictly necessary for operational purposes, within the mandate of the Union body, office or agency concerned and subject to appropriate safeguards for the rights and freedoms of the data subject. Discrimination against natural persons on the basis of such personal data shall be prohibited.