! No. 34 Data Protection 2019 self-regulatory or issued code of ethics in practice and relevant to the publication in question. (3) The Data Commissioner shall prepare a code of practice containing practical guidance in relation to the processing of personal data for purposes of Journalism, Literature and Art. 53. (1) The further processing of personal data shall be compatible with the purpose of collection if the data is used for historical, statistical or research purposes and the data controller or data processor shall ensure that the further processing is carried out solely for such purposes and will not be published in an identifiable form. Research, history and statistics. (2) The data controller or data processor shall take measures to establish appropriate safeguards against the records being used for any other purposes. (3) Personal data which is processed only for research purposes is exempt from the provisions of this Act if— (a) data is processed in compliance with the relevant conditions; and (b) results of the research or resulting statistics are not made available in a form which identifies the data subject or any of them. (4) The Data Commissioner shall prepare a code of practice containing practical guidance in relation to the processing of personal data for purposes of Research, History and Statistics. 54. The Data Commissioner may prescribe other instances where compliance with certain provisions of this Act may be exempted. Exemptions by the Data Commissioner. 55. (1) The Data Commissioner may issue a data sharing code which shall contain— Data-sharing code (a) practical guidance in relation to the sharing of personal data in accordance with the requirements of the data protection legislation; and (b) such other guidance as the Commissioner considers appropriate to promote good practice in the sharing of personal data.