Regulation 4 opencast coal mining operation: amended, on 4 April 2016, by section 232 of the Health and Safety at Work Act 2015 (2015 No 70).
Regulation 4 suspended paragraph (a): amended, on 4 April 2016, by section 232 of the Health and Safety at Work Act 2015 (2015 No 70).
Regulation 4 tunnelling operation: amended, on 4 April 2016, by section 232 of the Health and Safety at Work Act 2015 (2015 No 70).
Regulation 4 underground coal mining operation: amended, on 4 April 2016, by section 232 of the Health and Safety at Work Act 2015 (2015 No 70).
Regulation 4 underground metalliferous mining operation: amended, on 4 April 2016, by section 232 of the Health and Safety at Work Act 2015 (2015 No 70).