A loaded bulk carrier is a bit tricky to handle, do to all that mass: de require a lot of power in order to be stopped. This is why this maneuver are normally slower. Same applies to tankers.
Pilotage is being able to navigate safely into and out of a harbour/anchorage/port knowing where you are at all times, where your hazards are and a safe route in/out. This is particularly useful if you are heading into somewhere new or a challenging/busy area – or both!
The Ministry of Transport and Communications has launched a project to reform the Pilotage Act. The aim is that the new legislation would enter into force at the start of 2023.