http://www.legislation.gov.uk/ukpga/1971/77/schedule/4A/paragraph/31
Immigration Act 1971
An Act to amend and replace the present immigration laws, to make certain related changes in the citizenship law and enable help to be given to those wishing to return abroad, and for purposes connected therewith.
1983-01-01
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2024-04-03
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2023-12-14
Immigration Act 1971
s. 24C-24F
Immigration Act 2016
s. 44(2)
s. 94(1)
Immigration Act 1971
s. 26A(1)(b)
(ia)
Immigration Act 2016
Sch. 11
para. 25
s. 94(1)
Immigration Act 1971
s. 28CA(1)(bb)
Immigration Act 2016
s. 44(5)
s. 94(1)
Immigration Act 1971
Sch. 2
para. 26(4)
Immigration Act 2016
s. 74(1)
s. 94(1)
Immigration Act 1971
Sch. 2
Pt. 1A
Immigration Act 2016
Sch. 13
s. 94(1)
Immigration Act 1971
s. 10(1A)
(1B)
Immigration and Asylum Act 1999
Sch. 14
para. 47(3)
s. 170(4)
Immigration Act 1971
Sch. 2
para. 27B(4A)
Asylum and Immigration (Treatment of Claimants, etc. ) Act 2004
Asylum and Immigration (Treatment of Claimants, etc.) Act 2004
s. 16
s. 48(3)
Immigration Act 1971
s. 24(1)(fa)
Illegal Migration Act 2023
s. 10(2)
s. 55(9)
s. 68(1)
Immigration Act 1971
s. 27(1)(aa)
Illegal Migration Act 2023
s. 10(3)(a)
s. 55(9)
s. 68(1)
Immigration Act 1971
s. 27(1)(ba)
Illegal Migration Act 2023
s. 10(3)(b)
s. 55(9)
s. 68(1)
Immigration Act 1971
Sch. 2
para. 11A
Illegal Migration Act 2023
s. 10(4)
s. 55(9)
s. 68(1)
Immigration Act 1971
Act
Criminal Justice and Immigration Act 2008
s. 133(7)
(8)
Sch. 27
para. 36
s. 153(7)
SCHEDULES
F1SCHEDULE 4AEnforcement powers in relation to ships
Annotations:
Amendments (Textual)
PART 3Northern Ireland
Evidence of authority
31
A relevant officer must produce evidence of the officer's authority if asked to do so.
Sch. 4A inserted (31.5.2016) by Immigration Act 2016 (c. 19), s. 94(1), Sch. 14 para. 8; S.I. 2016/603, reg. 2(d)