http://www.legislation.gov.uk/uksi/1999/437/regulation/11The Control of Substances Hazardous to Health Regulations 1999 (revoked)texttext/xmlenStatute Law DatabaseHEALTH AND SAFETY2020-04-24Expert Participation2002-11-21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .The Control of Substances Hazardous to Health Regulations 1999reg.11The Control of Substances Hazardous to Health Regulations 1999reg.17(3) Health surveillanceF111. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .