In regulation 7 of the principal Regulations—
(a) in paragraph (2) after the word “health” insert the words “except to a carcinogen”;
(b) after paragraph (2) insert the following new paragraph—
(2A) Without prejudice to the generality of paragraph (1), where the assessment made under regulation 6 shows that it is not reasonably practicable to prevent exposure to a carcinogen by using an alternative substance or process, adequate control of exposure to the carcinogen shall be achieved by the application of all the following measures, namely—
(a) the total enclosure of the process and handling systems unless this is not reasonably practicable;
(b) plant, processes and systems of work which minimise the generation of, or suppress and contain, spills, leaks, dust, fumes and vapours of carcinogens;
(c) limitation of the quantities of a carcinogen at the place of work;
(d) keeping the number of persons who might be exposed to a carcinogen to a minimum;
(e) prohibiting eating, drinking and smoking in areas that may be contaminated by carcinogens;
(f) the provision of hygiene measures including adequate washing facilities and regular cleaning of walls and surfaces;
(g) the designation of those areas and installations which may be contaminated by carcinogens, and the use of suitable and sufficient warning signs; and
(h) the safe storage, handling and disposal of carcinogens and use of closed and clearly labelled containers.
(c) in paragraph (3) for the words “paragraph (2)” substitute the words “paragraph (2) or (2A), as the case may be,”;
(d) after paragraph (6) insert the following new paragraph—
(6A) In the event of the failure of a control measure which might result in the escape of carcinogens into the workplace, the employer shall ensure that—
(a) only those persons who are responsible for the carrying out of repairs and other necessary work are permitted in the affected area and they are provided with appropriate respiratory protective equipment and protective clothing; and
(b) employees and other persons who may be affected are informed of the failure forthwith.