| Immigration Act 1971 | 1971 c. 77 | Act | extended (with modifications) (prosp.) | The Channel Tunnel (Miscellaneous Provisions) Order 1994 | 1994 No. 1405 | art. 7 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amended | Immigration and Asylum Act 1999 | 1999 c. 33 | s. 44(1) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | power to amend or repeal conferred | Immigration and Asylum Act 1999 | 1999 c. 33 | s. 53(3) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amended | Immigration and Asylum Act 1999 | 1999 c. 33 | s. 59 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amended | Immigration and Asylum Act 1999 | 1999 c. 33 | s. 65(1) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amended | Immigration and Asylum Act 1999 | 1999 c. 33 | s. 69 70 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | The Education (Student Loans) (Scotland) Regulations 2000 | 2000 No. 200 | reg. 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | The Immigration (European Economic Area) Regulations 2000 | 2000 No. 2326 | reg. 8 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | The Immigration (European Economic Area) Regulations 2000 | 2000 No. 2326 | reg. 14 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | International Criminal Court Act 2001 | 2001 c. 17 | s. 31(7) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | The Immigration (Leave to Enter) Order 2001 | 2001 No. 2590 | art. 4(2) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | The Education (Student Support) Regulations 2002 | 2002 No. 195 | reg. 2(3) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | | The Immigration (Swiss Free Movement of Persons) (No. 3) Regulations 2002 | 2002 No. 1241 | reg. 8 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | extended (with modifications) | The Nationality, Immigration and Asylum Act 2002 (Juxtaposed Controls) Order 2003 | 2003 No. 2818 | art. 11(1)(a) Sch. 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | applied (with modifications) | The Serious Organised Crime and Police Act 2005 (Application and Modification of Certain Enactments to Designated Staff of SOCA) Order 2006 | 2006 No. 987 | art. 6 Sch. 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | modified | The Immigration (European Economic Area) Regulations 2006 | 2006 No. 1003 | Sch. 2 para. 1 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | applied | UK Borders Act 2007 | 2007 c. 30 | s. 36(4) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amendment to earlier affecting provision S.I. 1994/1405, art. 7 | The Channel Tunnel (International Arrangements and Miscellaneous Provisions) (Amendment) Order 2007 | 2007 No. 3579 | art. 3(c) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | applied | Criminal Justice and Immigration Act 2008 | 2008 c. 4 | s. 133(7) (8) | Not yet | |
| Immigration Act 1971 | 1971 c. 77 | Act | applied (with modifications) | The Crime and Courts Act 2013 (Application and Modification of Certain Enactments) Order 2014 | 2014 No. 1704 | art. 7 Sch. 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amendment to earlier affecting provision S.I. 1994/1405, art. 7 | The Channel Tunnel (International Arrangements) and Channel Tunnel (Miscellaneous Provisions) (Amendment) Order 2015 | 2015 No. 856 | art. 6 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amendment to earlier affecting provision S.I. 2003/2818, art. 11(1)(b), Sch. 2 | The Nationality, Immigration and Asylum Act 2002 (Juxtaposed Controls) (Amendment) Order 2021 | 2021 No. 311 | art. 2(7)(a) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | amendment to earlier affecting provision S.I. 2008/680, Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2021 | 2021 No. 1277 | art. 8 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | extended in part (Jersey) (with modifications) | The Immigration (Jersey) Order 2021 | 2021 No. 1281 | art. 3 Sch. 1 1A | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | power to amend conferred | Nationality and Borders Act 2022 | 2022 c. 36 | s. 82(1)s. 82(2)(a)(3)-(6) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Act | excluded | Safety of Rwanda (Asylum and Immigration) Act 2024 | 2024 c. 8 | s. 2(5)(a) 5 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1A | inserted | Nationality and Borders Act 2022 | 2022 c. 36 | s. 75(2) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1A | amendment by 2022 c. 36, s. 75 extended (with modifications) (Jersey) | The Immigration (Electronic Travel Authorisations) (Jersey) Order 2025 | 2025 No. 1112 | art. 2 Sch. 1 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1A | amendment by 2022 c. 36, s. 75 extended (with modifications) (Guernsey) | The Immigration (Guernsey) Order 2025 | 2025 No. 1138 | art. 2 Sch. 1 2 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 3A | inserted | Immigration Act 2016 | 2016 c. 19 | Sch. 14 para. 7 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | extended (Isle of Man) (with modifications) | The Immigration (Isle of Man) Order 2008 | 2008 No. 680 | art. 6 Sch. 3 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680, Sch. 3 para. 10, 44, 49, 56, 76, 77 | The Immigration (Isle of Man) (Amendment) Order 2011 | 2011 No. 1408 | Sch. para. 1 2(c)-(f) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680, art. 6(2)(a), Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2016 | 2016 No. 156 | art. 6 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680, art. 6, Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2019 | 2019 No. 562 | art. 5 11 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680, Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2020 | 2020 No. 1214 | art. 6(2)(3) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680,Sch. 3 | The Immigration (Isle of Man) (Amendment) (No. 2) Order 2020 | 2020 No. 1322 | art. 3 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680,Sch. 3 | The Immigration (Isle of Man) (Amendment) (No. 2) Order 2020 | 2020 No. 1322 | art. 3 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 1 | amendment to earlier affecting provision S.I. 2008/680, Sch. 3 | The Immigration (Isle of Man) (Amendment) (No. 3) Order 2020 | 2020 No. 1576 | art. 8 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 2 | repealed (subject to saving for s. 15) | Immigration and Asylum Act 1999 | 1999 c. 33 | Sch. 14 para. 49 Sch. 16 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 3 | extended (Isle of Man) (with modifications) | The Immigration (Isle of Man) Order 2008 | 2008 No. 680 | art. 6 Sch. 3 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 3 | modified by 2014 c. 22, s. 33C(6) (as inserted) | Immigration Act 2016 | 2016 c. 19 | s. 39(2) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 3 | amendment to earlier affecting provision S.I. 2008/680, art. 6, Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2019 | 2019 No. 562 | art. 5 11 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 3 | amendment to earlier affecting provision S.I. 2008/680, Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2020 | 2020 No. 1214 | art. 6(4)(5) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 4 | extended in part (Isle of Man) (with modifications) | The Immigration (Isle of Man) Order 2008 | 2008 No. 680 | art. 6 Sch. 3 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 4 | amendment to earlier affecting provision S.I. 2008/680 art. 6(2)(c) | The Immigration (Isle of Man) (Amendment) Order 2011 | 2011 No. 1408 | Sch. para. 1 2(b) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | Pt. 4 | amendment to earlier affecting provision S.I. 2008/680, art. 6, Sch. 3 | The Immigration (Isle of Man) (Amendment) Order 2019 | 2019 No. 562 | art. 5 11 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | s. 1 | | Terrorism Act 2000 | 2000 c. 11 | s. 53(3) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | s. 1-9 | amendment to earlier affecting S.I. 1993/1797, Sch. 1 Pt. 1 | The Immigration and Asylum (Jersey) Order 2012 (revoked) | 2012 No. 2593 | art. 2(2) | Yes | |
| Immigration Act 1971 | 1971 c. 77 | s. 1-9 | amendment to earlier affecting S.I. 1993/1797, Sch. 1 Pt. 1 | The Immigration (Jersey) (Amendment) Order 2017 (revoked) | 2017 No. 981 | Sch. Pt. 1 para. 1 | Yes | |
| Immigration Act 1971 | 1971 c. 77 | s. 1 | excluded | Counter-Terrorism and Border Security Act 2019 | 2019 c. 3 | Sch. 3 para. 24 | Yes | |