to signs used in connection with the supply of any dangerous substance, preparation, product or equipment except to the extent that any enactment (whether in an Act or instrument) which requires such signs makes reference to these Regulations;

to dangerous goods during the course of their transport by road, rail, inland waterway, sea or air;

subject to paragraph (6) of regulation 4, to signs used for regulating road, rail, inland waterway, sea or air traffic; or

to or in relation to the master or crew of a sea-going ship or to the employer of such persons in respect of normal ship-board activities of a ship’s crew under the direction of the master.

in Great Britain; and

to and in relation to the premises and activities outside Great Britain to which sections 1 to 59 and 80 to 82 of the 1974 Act apply by virtue of the Health and Safety at Work etc. Act (Application Outside Great Britain) Order 19953 as they apply within Great Britain.