Singapore legislation
Section 51AA
Section 51AA
Power of search and arrest for offences committed within authorised area, etc.
(1)
An immigration officer or a police officer may, without a warrant and with or without assistance, stop and search any vehicle, train, vessel or person, or search any aircraft, within or in the vicinity of an authorised area, if the immigration officer or police officer has reason to believe that —
a relevant offence has been, or is likely to be, committed within or in the vicinity of the authorised area; and
any evidence of the commission of the relevant offence is likely to be found on the person or in the vehicle, train, vessel or aircraft.
(2)
An immigration officer or a police officer may seize any evidence so found under subsection (1).
(3)
A woman must not be searched under this section except by a woman.
(4)
An immigration officer or a police officer may require any person subject to a search under subsection (1) to undergo any form of security screening, including doing one or more of the following:
to walk through a walk-through detector;
to pass the person’s personal property through an X‑ray machine;
to allow the immigration officer or police officer to pass a hand‑held scanner in close proximity to the person;
to allow the immigration officer or police officer to pass a hand‑held scanner in close proximity to the person’s personal property.
(5)
If an immigration officer has reason to believe that a relevant offence has been committed within or in the vicinity of an authorised area, the immigration officer may examine orally any person who appears to be acquainted with the facts and circumstances of the relevant offence.
(6)
The person mentioned in subsection (5) is bound to state truly the facts and circumstances with which the person is acquainted, except that the person need not say anything that might expose the person to a criminal charge, penalty or forfeiture.
(7)
A statement made by a person mentioned in subsection (5) must —
be reduced to writing;
be read over to the person;
if the person does not understand English, be interpreted to the person in a language that the person understands; and
after correction (if necessary), be signed by the person.
(8)
An immigration officer may arrest without warrant any person if the immigration officer has reason to believe that a relevant offence (being also an arrestable offence) has been committed within or in the vicinity of an authorised area.
(9)
An immigration officer may arrest any person who, within or in the vicinity of an authorised area, is accused of committing or commits in the view or presence of the immigration officer, a non‑arrestable offence if, on the demand of the immigration officer —
the person refuses to give his or her name and residential address; or
the person gives a residential address outside Singapore, or a name or residential address which the immigration officer has reason to believe is false.
(10)
In making the arrest under this section, the immigration officer —
must touch or confine the body of the person to be arrested unless the person submits to arrest by word or action; and
may use all reasonable means necessary to make the arrest if the person to be arrested forcibly resists or tries to evade arrest.
(11)
The person arrested must not be restrained more than is necessary to prevent the person’s escape.
(12)
Where any person is arrested by an immigration officer under subsection (8) or (9), the immigration officer —
must immediately inform a police officer of the arrest and await the arrival of a police officer to hand over the person to the police officer; and
while awaiting the arrival of a police officer, may detain the person for a period not exceeding 24 hours in any suitable place of detention within or in the vicinity of an authorised area.
(13)
An immigration officer, who has reasonable grounds to suspect that a relevant offence may be committed within or in the vicinity of an authorised area, may intervene for the purpose of preventing and must, to the best of the immigration officer’s ability, use all lawful means to prevent the commission of the relevant offence.
(14)
Where a relevant offence is committed within or in the vicinity of an authorised area, an immigration officer may, for the purpose of preserving any crime scene, cordon off any area where the relevant offence is committed.
(15)
Nothing in this section affects any other power exercisable by an immigration officer under any other written law.
(16)
In this section —
Definition
“arrestable offence” and “non-arrestable offence” have the meanings given by section 2(1) of the Criminal Procedure Code 2010;
Definition
“relevant offence” means an offence under any written law (other than this Act or the regulations).