155Duty to determine whether equipment is energised

155  Duty to determine whether equipment is energised  (1) A person conducting a business or undertaking must ensure that, before electrical work is carried out on electrical equipment, the equipment is tested by a competent person to determine whether or not it is energised. Note 1: Regulation 157 allows electrical testing to be carried out on electrical equipment for the purposes of this regulation. Regulation 161 sets out how the testing is to be carried out. Note 2: Section 12F of the Act provides that strict liability applies to each physical element of each offence under the Act, unless otherwise stated. The reference in section 12F of the Act includes these Regulations.  (2) The person conducting a business or undertaking must ensure that:  (a) each exposed part is treated as energised until it is isolated and determined not to be energised; and  (b) each high‑voltage exposed part is earthed after being de‑energised. Note: Section 12F of the Act provides that strict liability applies to each physical element of each offence under the Act, unless otherwise stated. The reference in section 12F of the Act includes these Regulations.