timw, my interpretation of that is that it defines those roles that are summarily liable and those that are excluded from liability, and I don't accept that it stipulates guilt in such a way that the burden of proof is upon the defendent....here's an extract on the guilty before being found innocent bit
UK Legislation (Health and Safety)/UK Parliament
Statutes/Health and Safety at Work etc Act 1974 (1974 c 37)/Part I Health,
Safety and Welfare in Connection with Work
(6) Health and safety regulations--
(a) may specify the persons or classes of persons who, in the event of a
contravention of a requirement or prohibition imposed by or under the regulations,
are to be guilty of an offence, whether in addition to or to the
exclusion of other persons or classes of persons;
For example, a manager might ask a graduate employee to prop open a door with a fire extinguisher. Clearly, to me, compliance by the latter is a naive act, whereas the manager's request is nothing short of criminal. I would expect the Act to both address, and to make whatever distinction upholds, that moral reality.