(​c​) any public agency or an organisation in the course of acting on behalf of a public agency in relation to the collection, use or disclosure of the personal data; or (​d)​ any other organisations or personal data, or classes of organisations or personal data, prescribed for the purposes of this provision.  (2) Parts III to VI (except for section 24 (protection of personal data) and section 25 (retention of personal data)) shall not impose any obligation on a data intermediary in respect of its processing of personal data on behalf of and for the purposes of another organisation pursuant to a contract which is evidenced or made in writing.  (3) An organisation shall have the same obligation under this Act in respect of personal data processed on its behalf and for its purposes by a data intermediary as if the personal data were processed by the organisation itself.  (4) This Act shall not apply in respect of — (​a)​ personal data about an individual that is contained in a record that has been in existence for at least 100 years; or (​b)​ personal data about a deceased individual, except that the provisions relating to the disclosure of personal data and section 24 (protection of personal data) shall apply in respect of personal data about an individual who has been dead for 10 years or fewer.  (5) Except where business contact information is expressly referred to, Parts III to VI shall not apply to business contact information.  (6) Unless otherwise expressly provided in this Act — (​a)​ nothing in Parts III to VI shall affect any authority, right, privilege or immunity conferred, or obligation or limitation imposed, by or under the Singapore Statutes Online Current version as at 16 May 2018 Printed on: 16 May 2018