(1) In this Regulation, a reference to a
"modification" of a major hazard facility is a reference to a change or proposed change at the major hazard facility that has or would have the effect of--(a) creating a major incident hazard that has not previously been identified, or(b) significantly increasing the likelihood of a major incident occurring, or(c) in relation to a major incident that may occur--significantly increasing--(i) its magnitude, or(ii) the severity of its health and safety consequences.
(2) For the purposes of subclause (1), a
"change or proposed change" at a major hazard facility means a change or proposed change of any kind, including any of the following--(a) a change to any plant, structure, process or chemical or other substance used in a process, including the introduction of new plant, a new structure, a new process or a new chemical,(b) a change to the quantity of Schedule 15 chemicals present or likely to be present at the major hazard facility,(c) a change to the operation, or the nature of the operation, of the major hazard facility,(d) a change in the workers' safety role,(e) a change to the major hazard facility's safety management system,(f) an organisational change at the major hazard facility, including a change in its senior management.