Electricity Safety (General) Regulations 2019

An owner or operator of a railway supply network or tramway supply network must ensure that—

any person operating the railway or tramway supply network has a standard of qualifications, proficiency and experience that enables that person to safely operate the railway or tramway supply network; and

any person operating or maintaining the railway or tramway supply network complies with the owner's or operator's operating and maintenance procedures; and

any person operating or maintaining any part of the railway or tramway supply network is trained, authorised and instructed to perform the work on the supply network in accordance with the owner's or operator's operating and maintenance procedures; and

any person under the control of the owner or operator who is working on or near a railway or tramway supply network—

is appropriately trained in accordance with the Orange Book and aware of the requirements of the Orange Book; and

complies with the provisions of the Orange Book that apply to the work that the person is carrying out; and

uses an Electrical Access Authority for work on or near the railway or tramway supply network, as required by the Orange Book.

An owner or operator of a railway or tramway supply network must prepare written operating and maintenance procedures that describe the methods of operation, maintenance, earthing, isolation, energisation and de-energisation of the railway or tramway supply network.