"prescribed authority" means(a) a local authority (a city council, town board or a village council); (b) a public statutory corporation or body; or (c) a body corporate or an unincorporated body, established for a public purpose, which may be prescribed by the Minister by Order published in the Gazette; "principal officer" means(a) in relation to a Ministry, the Permanent Secretary of that Ministry, (b) in relation to a Department, the Head of that Department, and (c) in relation to a prescribed authority, the chief executive officer, general manager or other similar officer of that authority; "regulations" means regulations made under this Act; "record" shall have the same meaning as assigned to the term "document"; "request" means a request for access to a document or record made in accordance with this Act; "responsible Minister" means(a) in relation to a Ministry - the Minister who has been assigned responsibility under the Constitution for that Ministry, or (b) in relation to a prescribed authority - the Minister who has been assigned responsibility under the Constitution for the subject-matter of that authority. (2) References in this Act to a Ministry shall include a reference to a Department of Government. Act not to aply to courts and registries 4. For the purposes of this Act(a) a court, or the holder of a judicial office or other office pertaining to a court, in his capacity as the holder of that office, is not to be taken to be included in a Department; (b) a registry or other office of a court, and the staff of such a registry or other office in their capacity as members of that staff, shall not be taken to be part of a Department. Office of the Governor-General not to be deemed to be a Department 5. The Office of the Governor-General shall not be deemed to be a Department of Government for the purposes of this Act. PART II PUBLICATION OF CERTAIN DOCUMENTS AND