191Emergency stop controls

191  Emergency stop controls  (1) If plant is designed to be operated or attended by more than one person and more than one emergency stop control is fitted, the designer of the plant must ensure that the design provides for the multiple emergency stop controls to be of the ‘stop and lock‑off’ type so that the plant cannot be restarted after an emergency stop control has been used unless that emergency stop control is reset. 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.  (2) If the design of the plant includes an emergency stop control for the plant, the designer of the plant must ensure that the design provides:  (a) for the stop control to be prominent, clearly and durably marked and immediately accessible to each operator of the plant; and  (b) for any handle, bar or push button associated with the stop control to be coloured red; and  (c) that the stop control cannot be adversely affected by electrical or electronic circuit malfunction. 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.