(1) Where an inspector is of the opinion that at any place of work there is occurring or is likely to occur any activity (whether by reference to any article or substance or otherwise) which involves or is likely to involve a risk of serious personal injury to any person, the inspector may serve a written notice (in this Act referred to as a "prohibition notice") on the person who has or who may reasonably be presumed to have control over the activity concerned.
(2) A prohibition notice shall -
(a) state that the inspector is of the opinion referred to in subsection (1),
(b) state the reasons for that opinion,
(c) specify the activity in respect of which that opinion is held,
(d) where in his or her opinion the activity involves a contravention, or likely contravention, of any of the relevant statutory provisions, specify the relevant statutory provision,
(e) prohibit the carrying on of the activity concerned until the matters which give rise or are likely to give rise to the risk are
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