"unmanned vessel" means a vessel equipped wholly or substantially with an autonomous system (such as an unmanned surface vehicle and a saildrone) and includes a barge drawn by an unmanned vessel;
"vehicle" means any means of transport used on land, whether self‑propelled or not, such as a train, motor car, bicycle or personal mobility device;
"vessel" includes a floating facility.
(2) To avoid doubt, a reference in this Act to a police officer includes a reference to an intelligence officer within the meaning of section 65(1)(a) of the Police Force Act.
(3) In this Act, "controlling public disorder" includes containing or reducing the public disorder or bringing the public disorder to an end.
(4) If this Act requires a police officer to reasonably believe something before exercising a power, it is sufficient if the Commissioner or a more highly ranked police officer than that police officer reasonably believes it and directs that police officer to exercise the power.
Meaning of "serious incident"
3. In this Act, unless the context otherwise requires, "serious incident" means—
- (a) the carrying out of an act constituting—
- (i) a terrorist act within the meaning given by section 2(2) and (3) of the Terrorism (Suppression of Financing) Act (Cap. 325) affecting persons or property situated in Singapore;
- (ii) a terrorist bombing offence within the meaning given by section 2 of the Terrorism (Suppression of Bombings) Act (Cap. 324A) committed in Singapore;
- (iii) a nuclear terrorism offence within the meaning given by section 2 of the Terrorism (Suppression of Misuse
