Updated to 18 February 2026 (Act No. 1 of 2026 and S.I. No. 54 of 2026)
All effects below are reflected in the most recent Revised Act.
Immigration Act 1999
No. 22 of 1999
Contents
Commencement
| Section | Commencement/Effective Date Where the commencement and effective dates differ, the effective date is shown below.
|
Commencement Information |
|---|---|---|
| Ss. 1-10 | 7 July 1999 | Commenced on enactment |
| S. 11(1)(a-o) | 20 January 2000 | Immigration Act, 1999 (Section 11) (Commencement) Order 2000 (S.I. No. 9 of 2000), art. 2 |
| S. 11(1)(p) | 20 November 2000 | Immigration Act, 1999 (Section 11(1)(p)) (Commencement) Order 2000 (S.I. No. 364 of 2000), art. 2 |
| S. 11(1)(q-t) | 20 January 2000 | Immigration Act, 1999 (Section 11) (Commencement) Order 2000 (S.I. No. 9 of 2000), art. 2 |
| Ss. 12, 13 | 7 July 1999 | Commenced on enactment |
Amendments and other effects
| How Affected | Affecting Provision |
|---|---|
| References construed | 66/2015, ss. 1(2), 51(4) |
| Retention of data where offence under | S.I. No. 597 of 2011, 1(2), 2, 6 |
| Transfer of functions under | 40/2013, ss. 1(2), 6, 82, sch. 1 |
| 42/2004, ss. 3 (1), 4, 58, 59(1), (2), (3) & sch. 3 | |
| S. 3 discretionary power of Min. thereunder stated not to be affected | S.I. No. 518 of 2006, regs. 1(2), 4(6) |
| S. 3 applied | S.I. No. 518 of 2006, regs. 1(2), 14(4) |
| S. 3 conditions prescribed under | 16/2006, ss. 21(1), 41(4) |
| S. 3(1) amended | 8/2019, ss. 2(1)(i), 95(a) |
| S. 3(1) application extended | 66/2015, ss. 1(2), 51(4) |
| S. 3(1A) subsection inserted | 29/2000, ss. 10 (a) (i), 13(2) |
| S. 3(2)(f) applied | S.I. No. 518 of 2006, regs. 1(2), 3(1)(c), 4 |
| S. 3(3) regs. apply to notification of an intention to make a deportation order under | S.I. No. 518 of 2006, regs. 1(2), 3(1)(c) |
| S. 3(3) particulars to be included in notification of proposal under | S.I. No. 518 of 2006, regs. 1(2), 4(1)(a) |
| S. 3(4)(b) amended | 18/2023, ss. 1(4), 44(a) |
| S. 3(4A) inserted | 18/2023, ss. 1(4), 44(b) |
| S. 3(6) applied | S.I. No. 518 of 2006, regs. 1(2), 4(5) |
| S. 3(7) form prescribed | S.I. No. 55 of 2005, reg. 4 & sch. 1 |
| S.I. No. 103 of 2002, reg. 4 & sch. 1 | |
| S.I. No. 319 of 1999, reg. 3 | |
| S. 3(9)(a), par. substit. | 29/2000, ss. 10(a)(ii), 13(2) |
| S. 3(9)(a)(i)(IV) amended with transitional provisions | 7/2022, ss. 1(2), 5(1), 24, sch. 3 ref. 3 |
| S. 3(12) substituted | 18/2023, ss. 1(4), 44(c) |
| S. 3A inserted | 8/2019, ss. 2(1)(i), 95(b) |
| S. 3B inserted | 8/2019, ss. 2(1)(i), 95(b) |
| S. 4 conditions prescribed under | 16/2006, ss. 21(2), 41(4) |
| S. 5 substit. | 66/2015, ss. 1(2), 78 |
| S. 5(1) subsection substituted | 29/2000, ss. 10(b), 13(2) |
| S. 5(1) places prescribed for the purposes of | S.I. No. 55 of 2005, regs. 5, 7 & sch. 2 |
| S.I. No. 103 of 2002, reg. 4 & sch. 2 | |
| S.I. No. 319 of 1999, reg. 4 | |
| S. 5(1) procedure following arrest prescribed | S.I. No. 319 of 1999, reg. 6 |
| S. 5(4)(c) amended | 40/2013, ss. 1(2), 97, sch. 2 pt. 12 |
| 42/2004, ss. 3 (1), 75 & sch. 6, pt. 18 | |
| S. 5(7)(a) amended with transitional provisions | 7/2022, ss. 1(2), 5(1), 24, sch. 3 ref. 3 |
| S. 6(1)(a) amended * | 18/2023, ss. 1(4), 45(a)(i) |
| S. 6(1)(b) amended * | 18/2023, ss. 1(4), 45(a)(ii) |
| S. 6(1)(b) amended with transitional provisions * | 19/2022, ss. 2(1), 27, 40(1) |
| S. 6(1)(b) amended * | 1/2004, s. 16(5) |
| S. 6(b) amended | 29/2000, ss. 10(c)(i), 13(2) |
| S. 6(1)(c) inserted | 18/2023, ss. 1(4), 45(a)(iii) |
| S. 6(1A) inserted | 18/2023, ss. 1(4), 45(b) |
| S. 6(2) subsection inserted | 29/2000, ss. 10(c)(ii), 13(2) |
| S. 6(2) substituted | 18/2023, ss. 1(4), 45(c) |
| S. 6(3) inserted | 18/2023, ss. 1(4), 45(c) |
| S. 8(1) persons authorised for the purposes of | S.I. No. 319 of 1999, reg. 5 |
SIs made under the Act
| Section | SIs made under the Act |
|---|---|
| S. 7 | Immigration Act 1999 (Deportation) (Amendment) Regulations 2017 (S.I. No. 74 of 2017) |
| Immigration Act 1999 (Deportation) (Amendment) Regulations 2016 (S.I. No. 134 of 2016) | |
| Immigration Act 1999 (Deportation) Regulations 2005 (S.I. No. 55 of 2005) | |
| Immigration Act 1999 (Deportation) Regulations 2002 (S.I. No. 103 of 2002) | |
| Immigration Act, 1999 (Deportation) Regulations 1999 (S.I. No. 319 of 1999) |