Part 9
Detention and monitoring
Arrest and detention
312Limited power of detention for up to 4 hours
A person liable to arrest and detention under this Part may be detained by an immigration officer for a purpose set out in section 310 until the earliest of—
- the exercise by a constable of the power of arrest and detention under section 313; or
- the delivery of the person into custody under this Act; or
- the person no longer being liable to arrest and detention under this Part; or
- the purpose of the detention being achieved; or
- the elapsing of 4 hours since the detention commenced.