4 Organisation and planning
1 Every employer shall ensure that work at height is –
(a) properly planned;
(b) appropriately supervised; and
(c) carried out in a manner which is so far as is reasonably practicable safe,
and that its planning includes the selection of work equipment in accordance with regulation 7.
2 Reference in paragraph (1) to planning of work includes planning for emergencies and rescue.
3 Every employer shall ensure that work at height is carried out only when the weather conditions do not jeopardise the health or safety of persons involved in the work.
4 Paragraph (3) shall not apply where members of the police, fire, ambulance or other emergency services are acting in an emergency.