- Latest available (Revised)
- Original (As enacted)
Immigration Act 1971, PART A1 is up to date with all changes known to be in force on or before 16 August 2024. There are changes that may be brought into force at a future date. Changes that have been made appear in the content and are referenced with annotations.
Revised legislation carried on this site may not be fully up to date. Changes and effects are recorded by our editorial team in lists which can be found in the ‘Changes to Legislation’ area. Where those effects have yet to be applied to the text of the legislation by the editorial team they are also listed alongside the legislation in the affected provisions. Use the ‘more’ link to open the changes and effects relevant to the provision you are viewing.
Whole provisions yet to be inserted into this Act (including any effects on those provisions):
Textual Amendments
F1Sch. 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)
F2Sch. 4A Pts. A1-M1 inserted (28.6.2022) by Nationality and Borders Act 2022 (c. 36), s. 87(1), Sch. 7 para. 10; S.I. 2022/590, regs. 1(2), 2, Sch. 1 para. 22 (with Sch. 2 para. 8)
A1(1)This Part of this Schedule sets out the powers exercisable by immigration officers and enforcement officers (referred to in this Part of this Schedule as “relevant officers”) under section 28LA.
(2)In this Part of this Schedule—
“items subject to legal privilege” means items in respect of which a claim to legal professional privilege (in Scotland, to confidentiality of communications) could be maintained in legal proceedings;
“the ship” means the ship in relation to which the powers set out in this Part of this Schedule are exercised.
B1(1)This paragraph applies if a relevant officer has reasonable grounds to suspect that—
(a)a relevant offence is being, or has been, committed on the ship, or
(b)the ship is otherwise being used in connection with the commission of a relevant offence.
(2)The relevant officer may—
(a)stop the ship;
(b)board the ship;
(c)require the ship to be taken to any place (on land or on water) in the United Kingdom or elsewhere and detained there;
(d)require the ship to leave United Kingdom waters.
(3)The relevant officer may require the master of the ship or any member of its crew to take such action as is necessary for the purposes of sub-paragraph (2).
(4)Where a ship is required to be taken to a place under sub-paragraph (2)(c), the relevant officer may require any person on board the ship to take such action as is reasonably necessary to ensure that person is taken to that place or to any other place determined by the relevant officer.
(5)Where a ship is required to leave United Kingdom waters under sub-paragraph (2)(d), the relevant officer may require any person on board the ship to take such action as is reasonably necessary to ensure that person leaves United Kingdom waters.
(6)The authority of the Secretary of State is required before a relevant officer may exercise the power under sub-paragraph (2)(c) to require the ship to be taken to any place—
(a)within a State other than the United Kingdom, or
(b)within a relevant territory.
(7)But a relevant officer acting under authority given under section 28LA(3)(c) or (d) in relation to a foreign ship or a ship registered under the law of a relevant territory may require the ship to be taken to a place mentioned in sub-paragraph (8) without authority under sub-paragraph (6).
(8)Those places are—
(a)a place in the home state or relevant territory in question, or
(b)if the home state or relevant territory requests, a place in any other State or relevant territory willing to receive the ship.
(9)A relevant officer must give notice in writing to the master of any ship detained under this paragraph.
(10)The notice must state that the ship is to be detained until the notice is withdrawn by the giving of a further notice in writing signed by a relevant officer.
(11)The requirement to give notice under sub-paragraph (9) does not apply where it is not reasonably possible to identify who is the master of the ship.
(12)In this paragraph “home state”, in relation to a foreign ship, means—
(a)the State in which the ship is registered, or
(b)the State whose flag the ship is otherwise entitled to fly.
C1(1)This paragraph applies if a relevant officer has reasonable grounds to suspect that there is evidence on the ship (other than items subject to legal privilege) relating—
(a)to a relevant offence or,
(b)to an offence that is connected with a relevant offence.
(2)The relevant officer may search—
(a)the ship;
(b)anyone on the ship;
(c)anything on the ship (including cargo).
(3)The relevant officer may require a person on the ship to give information about themselves or about anything on the ship.
(4)The power to search conferred by sub-paragraph (2)—
(a)is only a power to search to the extent that it is reasonably required for the purpose of discovering evidence of the kind mentioned in sub-paragraph (1), and
(b)in the case of a search of a person, does not authorise a relevant officer to require the person to remove any clothing in public other than an outer coat, jacket or gloves.
(5)In exercising a power conferred by sub-paragraph (2) or (3) a relevant officer may—
(a)open any containers;
(b)require the production of documents, books or records relating to the ship or anything on it (but not including anything the relevant officer has reasonable grounds to believe is an item subject to legal privilege);
(c)make photographs or copies of anything the production of which the relevant officer has power to require.
(6)The power in sub-paragraph (5)(b) to require the production of documents, books or records includes, in relation to documents, books or records kept in electronic form, power to require the provision of the documents, books or records in a form in which they are legible and can be taken away.
(7)Sub-paragraph (5) is without prejudice to the generality of the powers conferred by sub-paragraphs (2) and (3).
(8)A power conferred by this paragraph may be exercised on the ship or elsewhere.
D1(1)This paragraph applies if a relevant officer has reasonable grounds to suspect that a relevant offence has been, or is being, committed on the ship.
(2)The relevant officer may arrest without a warrant anyone whom the officer has reasonable grounds for suspecting to be guilty of the offence.
(3)The relevant officer may seize and retain anything found on the ship which appears to the officer to be evidence of the offence (but not including anything that the officer has reasonable grounds to believe to be an item subject to legal privilege).
(4)A power conferred by this paragraph may be exercised on the ship or elsewhere.
E1(1)A relevant officer may search a person found on the ship for anything which the officer has reasonable grounds to believe the person might use to—
(a)cause physical injury,
(b)cause damage to property, or
(c)endanger the safety of any ship.
(2)The power conferred by sub-paragraph (1) may be exercised—
(a)only if the officer has reasonable grounds to believe that anything of a kind mentioned in that sub-paragraph is concealed on the person, and
(b)only to the extent that it is reasonably required for the purpose of discovering any such thing.
(3)The relevant officer may seize and retain anything which the officer has grounds to believe might—
(a)cause physical injury,
(b)cause damage to property, or
(c)endanger the safety of any ship.
(4)If the person is detained, nothing seized under sub-paragraph (3) may be retained when the person is released from detention.
(5)A power conferred by this paragraph to search a person does not authorise a relevant officer to require the person to remove any clothing in public other than an outer coat, jacket or gloves, but it does authorise the search of a person’s mouth.
(6)A power conferred by this paragraph may be exercised on the ship or elsewhere.
F1(1)A relevant officer may require a person found on the ship to produce a nationality document.
(2)The relevant officer may search a person found on the ship where the officer has reasonable grounds to believe that a nationality document is concealed on the person.
(3)The power conferred by sub-paragraph (2) may be exercised—
(a)only if the officer has reasonable grounds to believe that a nationality document is concealed on the person, and
(b)only to the extent that it is reasonably required for the purpose of discovering any such document.
(4)Subject as follows, the officer may seize and retain a nationality document for as long as the officer believes the person to whom it relates will arrive in the United Kingdom by virtue of the exercise of the power under paragraph B1.
(5)The power to retain a nationality document under sub-paragraph (4) does not affect any other power of an immigration officer to retain a document.
(6)Where a nationality document has been seized and retained by a relevant officer who is not an immigration officer, the document must be passed to an immigration officer as soon as is practicable after the ship has arrived in the United Kingdom.
(7)The power conferred by this paragraph to search a person does not authorise a relevant officer to—
(a)require the person to remove any clothing in public other than an outer coat, jacket or gloves, or
(b)seize and retain any document the officer has reasonable grounds to believe to be an item subject to legal privilege.
(8)In this paragraph a “nationality document”, in relation to a person, means any document which might—
(a)establish the person’s identity, nationality or citizenship, or
(b)indicate the place from which the person has travelled to the United Kingdom or to which the person is proposing to go.
(9)A power conferred by this paragraph may be exercised on the ship or elsewhere.
G1(1)A relevant officer may—
(a)be accompanied by other persons, and
(b)take equipment or materials,
to assist the officer in the exercise of powers under this Part of this Schedule.
(2)A person accompanying a relevant officer under sub-paragraph (1) may perform any of the officer’s functions under this Part of this Schedule, but only under the officer’s supervision.
H1A relevant officer may use reasonable force, if necessary, in the performance of functions under this Part of this Schedule.
I1A relevant officer must produce evidence of the relevant officer’s authority if asked to do so.
J1A relevant officer is not liable in any criminal or civil proceedings for anything done in the purported performance of functions under this Part of this Schedule if the court is satisfied that—
(a)the act was done in good faith, and
(b)there were reasonable grounds for doing it.
K1(1)A person commits an offence under the law of England and Wales if the person—
(a)intentionally obstructs a relevant officer in the performance of functions under this Part of this Schedule in England and Wales, England and Wales waters, foreign waters or international waters, or
(b)fails without reasonable excuse to comply with a requirement made by a relevant officer in the performance of such functions.
(2)A person who provides information in response to a requirement made by a relevant officer in the performance of functions under this Part of this Schedule in England and Wales, England and Wales waters, foreign waters or international waters commits an offence under the law of England and Wales if—
(a)the information is false in a material particular, and the person either knows it is, or is reckless as to whether it is, or
(b)the person intentionally fails to disclose any material particular.
(3)A relevant officer may arrest without warrant anyone whom the officer has reasonable grounds for suspecting to be guilty of an offence under this paragraph.
(4)A person guilty of an offence under this paragraph is liable on summary conviction to imprisonment for a term not exceeding 51 weeks, to a fine or to both.
(5)In the application of sub-paragraph (4) in relation to an offence committed before the coming into force of section 281(5) of the Criminal Justice Act 2003 the reference to 51 weeks is to be read as a reference to 6 months.
L1(1)A person commits an offence under the law of Scotland if the person—
(a)intentionally obstructs a relevant officer in the performance of functions under this Part of this Schedule in Scotland, Scotland waters, foreign waters or international waters, or
(b)fails without reasonable excuse to comply with a requirement made by a relevant officer in the performance of such functions.
(2)A person who provides information in response to a requirement made by a relevant officer in the performance of functions under this Part of this Schedule in Scotland, Scotland waters, foreign waters or international waters commits an offence under the law of Scotland if—
(a)the information is false in a material particular, and the person either knows it is, or is reckless as to whether it is, or
(b)the person intentionally fails to disclose any material particular.
(3)A relevant officer may arrest without warrant anyone whom the officer has reasonable grounds for suspecting to be guilty of an offence under this paragraph.
(4)A person guilty of an offence under this paragraph is liable on summary conviction to imprisonment for a term not exceeding 12 months, to a fine not exceeding level 5 on the standard scale or to both.
M1(1)A person commits an offence under the law of Northern Ireland if the person—
(a)intentionally obstructs a relevant officer in the performance of functions under this Part of this Schedule in Northern Ireland, Northern Ireland waters, foreign waters or international waters, or
(b)fails without reasonable excuse to comply with a requirement made by a relevant officer in the performance of such functions.
(2)A person who provides information in response to a requirement made by a relevant officer in the performance of functions under this Part of this Schedule in Northern Ireland, Northern Ireland waters, foreign waters or international waters commits an offence under the law of Northern Ireland if—
(a)the information is false in a material particular, and the person either knows it is, or is reckless as to whether it is, or
(b)the person intentionally fails to disclose any material particular.
(3)A relevant officer may arrest without warrant anyone whom the officer has reasonable grounds for suspecting to be guilty of an offence under this paragraph.
(4)A person guilty of an offence under this paragraph is liable on summary conviction to a term not exceeding 6 months, to a fine not exceeding level 5 on the standard scale or to both.]]
The Whole Act you have selected contains over 200 provisions and might take some time to download. You may also experience some issues with your browser, such as an alert box that a script is taking a long time to run.
Would you like to continue?
The Whole Act you have selected contains over 200 provisions and might take some time to download.
Would you like to continue?
The Whole Act you have selected contains over 200 provisions and might take some time to download. You may also experience some issues with your browser, such as an alert box that a script is taking a long time to run.
Would you like to continue?
Latest Available (revised):The latest available updated version of the legislation incorporating changes made by subsequent legislation and applied by our editorial team. Changes we have not yet applied to the text, can be found in the ‘Changes to Legislation’ area.
Original (As Enacted or Made): The original version of the legislation as it stood when it was enacted or made. No changes have been applied to the text.
Geographical Extent: Indicates the geographical area that this provision applies to. For further information see ‘Frequently Asked Questions’.
Show Timeline of Changes: See how this legislation has or could change over time. Turning this feature on will show extra navigation options to go to these specific points in time. Return to the latest available version by using the controls above in the What Version box.
Access essential accompanying documents and information for this legislation item from this tab. Dependent on the legislation item being viewed this may include:
This timeline shows the different points in time where a change occurred. The dates will coincide with the earliest date on which the change (e.g an insertion, a repeal or a substitution) that was applied came into force. The first date in the timeline will usually be the earliest date when the provision came into force. In some cases the first date is 01/02/1991 (or for Northern Ireland legislation 01/01/2006). This date is our basedate. No versions before this date are available. For further information see the Editorial Practice Guide and Glossary under Help.
Use this menu to access essential accompanying documents and information for this legislation item. Dependent on the legislation item being viewed this may include:
Click 'View More' or select 'More Resources' tab for additional information including: