663. Provision of information by the operator in regard to major accident hazards.

An operator1 of an upper tier establishment2 must ensure that every person who is likely to be in the area referred to below and every school, hospital or other area of public use which is in the area referred to below, is sent in the most appropriate form, without having to request it, clear and intelligible information on safety measures and requisite behaviour in the event of a major accident3 at the establishment4. The area referred to above is the area notified to the operator by the competent authority5 as being the area within which, in the opinion of the comp