Singapore legislation
Regulation 3
of Transport Safety Investigations (Railway Occurrences) Regulations 2023
Regulation 3
When is rail vehicle in operation
Subregulation 1
Subject to paragraph (2), in these Regulations, a rail vehicle is in operation when it is on a track and at the following times:
for a rail vehicle with a driver, between the time the rail vehicle is ready to move on the track, until such time as it is parked, and its propulsion system is shut down;
for a driverless rail vehicle, between the time the rail vehicle is ready to move on the track, until such time as it is parked and either it is placed in “sleep” mode or shut down.
Subregulation 2
A rail vehicle on a track is not to be regarded as in operation at any time as follows:
before the commissioning of the railway (or part of the railway) of which the track is part —
for the provision of any rail service on it; or
for conducting trials or testing of rail vehicles;
when the track is closed for the provision to the public of all rail services on it other than merely because the track is in engineering possession.
Subregulation 3
For the purposes of paragraph (2), “engineering possession”, in relation to a railway, means a section of a track of the railway is temporarily closed to normal traffic for keeping the track either free from obstruction or serviceable through maintenance.