Certain subjects of stay certificates and stay warrants may be detained etc. act-s152 โ€” as in force on 2026-06-04 โ€” C2026C00232 ยท Compilation No. 171 โ€” https://www.legislation.gov.au/C2026C00232/latest/text 152 Certain subjects of stay certificates and stay warrants may be detained etc. If: (a) a criminal justice stay certificate or a criminal justice stay warrant about a non-citizen is in force; and (b) the non-citizen does not have a visa to remain in Australia; the certificate or warrant does not limit any power under this Act relating to the detention of the non-citizen.