(1) A public body shall cause to be prepared and published and to be made available in accordance with subsection (5) -
(a) the rules, procedures, practices, guidelines and interpretations used by the body, and an index of any precedents kept by the body, for the purposes of decisions, determinations or recommendations, under or for the purposes of any enactment or scheme administered by the body with respect to rights, privileges, benefits, obligations, penalties or other sanctions to which members of the public are or may be entitled or subject under the enactment or scheme, and
(b) appropriate information in relation to the manner or intended manner of administration of any such enactment or scheme.
(2) A publication prepared under subsection (1) shall be made available in accordance with subsection (5) -
(a) in case the body concerned is a body specified in paragraph 1 (other than subparagraph (3), (4) or (5)) of the First Schedule, upon the commencement of this Act,
(b) in ca