Immigration Act 2004
Offences and power of arrest without warrant.
13.—(1) A person guilty of an offence under this Act shall be liable on summary conviction to a fine not exceeding €3,000 or to imprisonment for a term not exceeding 12 months or to both.
(2) A member of the Garda Síochána may arrest without warrant a person whom he or she reasonably suspects to have committed an offence under this Act (other than section 10) or section 2(1) of the Employment Permits Act 2003.