Electricity (Network Safety) Regulations 2015

Unless the network operator has notified the Director under regulation 23(4) that the network operator is satisfied that the incident is not a notifiable incident, the network operator must —

prepare a report of the investigation of the incident in accordance with subregulation (2); and

give the report to the Director within 30 working days after the day on which the incident occurred or any extension of that period the Director, in writing, allows.

The report must —

be in a form acceptable to the Director; and

describe the incident; and

identify the cause of the incident or state that the cause of the incident is not known; and

describe the steps taken to investigate the incident; and

indicate whether the network operator proposes to revise its safety management system (if one applies to the network) and, if so, how and by when; and

include or be accompanied by the following —

any photographs, videos, maps or diagrams that the network operator has that are relevant to the incident;

any opinions obtained from experts in relation to the incident;

the results of any tests conducted to determine the cause of the incident;

maintenance records relating to the apparatus involved in the incident;

any other information that the network operator considers relevant to the investigation of the incident.