16.1.1 The requirements for electric propulsion are given in Pt 6, Ch 2, 16 Electric propulsion of the Rules for Ships, which are to be complied
with. This Section applies to disconnectable self-propelled units or units which use
their thrusters to stay on-station or to move off-station (e.g. in adverse weather
conditions). Thruster systems fitted for the purpose of manoeuvring or steering are
to comply with Pt 6, Ch 2, 15 Navigation and manoeuvring systems.