83.— (1) Subject to subsection (2), the Authority, as soon as practicable after issuing a code of conduct, shall make the code available to the persons for whose guidance it was issued.
(2) A code of conduct for the guidance of employees of a person engaged by the Authority as an adviser shall be issued by the Authority to the employer and be made available by the employer to those employees.
(3) In the absence of evidence to the contrary, a document purporting to be a code of conduct issued under this section—
(a) is such code, and
(b) is admissible in any proceedings before a court or other tribunal,
and any provision of the code of conduct that appears to the court or other tribunal to be relevant to a question in the proceedings may be taken into account by the court or tribunal in determining the question.