(1) A head may refuse to grant an FOI request in relation to a record (and, in particular, but without prejudice to the generality otherwise of this subsection, to a record to which subsection (2) applies) if, in the opinion of the head -
(a) access to the record could reasonably be expected to have a serious, adverse effect on the ability of the Government to manage the national economy or on the financial interests of the State,
(b) premature disclosure of information contained in the record could reasonably be expected to result in undue disturbance of the ordinary course of business generally, or any particular class of business, in the State and access to the record would involve disclosure of the information that would, in all the circumstances, be premature,
(c) access to the record could reasonably be expected to have a negative impact on decisions by enterprises to invest or expand in the State, on their research activities or on the effectiveness of the industrial development
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