71.—(1) Subject to the provisions of this section, the provisions of this Part and of regulations and orders made under it shall bind the Crown to the full extent authorised or permitted by the constitutional laws of Northern Ireland.
(2) No contravention by the Crown of any provision of this Part or of any regulations or order made under it shall make the Crown criminally liable; but the High Court may, on the application of any district council charged with enforcing that provision, declare unlawful any act or omission of the Crown which constitutes such a contravention.
(3) Notwithstanding anything in subsection (2), the provisions of this Part and of regulations and orders made under it shall apply to persons in the public service of the Crown as they apply to other persons.
(4) In this section any reference to the Crown includes the Crown in right of Her Majesty’s Government in the United Kingdom.