1. The processing of personal data revealing racial or ethnic origin, political opinions, religious or philosophical beliefs, trade-union membership, and of data concerning health or sex life, are prohibited.
2. Paragraph 1 shall not apply where:
(a) the data subject has given his or her express consent to the processing of those data, except where the internal rules of the Community institution or body provide that the prohibition referred to in paragraph 1 may not be lifted by the data subject's giving his or her consent, or
(b) processing is necessary for the purposes of complying with the specific rights and obligations of the controller in the field of employment law insofar as it is authorised by the Treaties establishing the European Communities or other legal instruments adopted on the basis thereof, or, if necessary, insofar as it is agreed upon by the European Data Protection Supervisor, subject to adequate safeguards, or
(c) processing is necessary to protect the vital