(LRC Revised)

Number 22 of 1999

IMMIGRATION ACT 1999

REVISED

Updated to 12 June 2026

Changes to legislation

as of 10 July 2026, this Act is up to date with all changes known to be in force.

This Revised Act is an administrative

consolidation of the

Immigration Act 1999

. It is prepared by the Law Reform

Commission in accordance with its function under the

Law Reform Commission Act

1975

(3/1975) to keep the law under review and to undertake revision and

consolidation of statute law.

All Acts up to and including

International Co-operation (Omagh Bombing Inquiry) Act 2026

(12/2026), enacted 3 June 2026, and all statutory instruments up to and including

International Protection Act 2026 (Commencement) Order 2026

(S.I. No. 244 of 2026), made 10 June 2026 were considered in the preparation of this

Revised Act.

Disclaimer: While every care has been

taken in the preparation of this Revised Act, the Law Reform Commission can assume

no

responsibility for and give no guarantees, undertakings or warranties concerning the

accuracy, completeness or up to date nature of the information provided and does not

accept any liability whatsoever arising from any errors or omissions. Please notify

any

errors, omissions and comments by email to revisedacts@lawreform.ie.

Number

22

of

1999

IMMIGRATION ACT 1999

REVISED

Updated to 12 June 2026

ARRANGEMENT OF SECTIONS

Section

1.

Interpretation.

2.

Orders under Act of 1935.

3.

Deportation orders.

3A.

Prohibition of refoulement.

3B.

Provision in relation to certain deportation orders.

4.

Exclusion orders.

5.

Arrest, detention and removal of non-nationals.

6.

Service of notices.

7.

Regulations.

8.

Obstruction etc.

9.

Penalties.

10.

Increase of certain penalties under Act of 1935.

11.

Amendment of Refugee Act, 1996.

12.

Laying of regulations before Houses of Oireachtas.

13.

Short title.

SCHEDULE

Acts Referred to

Aliens Act, 1935

1935, No. 14

Child Care Act, 1991

1991, No. 17

Civil Service Commissioners Act, 1956

1956, No. 45

Civil Service Regulation Act, 1956

1956, No. 46

Civil Service Regulation Acts, 1956 to 1996

Refugee Act, 1996

1996, No. 17

Number

22

of

1999

IMMIGRATION ACT 1999

REVISED

Updated to 12 June 2026

AN ACT TO MAKE PROVISION IN RELATION TO THE CONTROL

OF NON-NATIONALS, TO AMEND THE ALIENS

ACT, 1935, AND THE REFUGEE ACT, 1996, AND TO PROVIDE

FOR RELATED MATTERS. [7

th July

, 1999]

BE IT ENACTED BY THE OIREACHTAS AS FOLLOWS

Annotations

Modifications (not altering

text)

C1

Certain functions in

relation to Act transferred (1.01.2014, establishment day) by

Child and Family

Law Agency Act 2013

(40/2013), s. 82 and sch. 1, S.I. Nos. 502, 503 of

2013.

Transfer of certain functions

of Health Service Executive

82.

(1) The administration

and business in connection with the performance of any of the functions

transferred by

subsection (2)

are transferred, on the establishment day, to

the Agency.

(2) The functions vested in the

Health Service Executive by or under the enactments specified in

Schedule 1

shall, on the establishment day, stand transferred to the Agency.

...

SCHEDULE 1

Functions of Health Service Executive Transferred to

Agency

Section 82

...

Immigration Act 1999

...

C2

Certain references

construed and application of Act (other than s. 3(2), (3), (4), (5), (6), (7),

(8), (9)(b) and (12)) extended (31.12.2016) by

International Protection Act

2015

(66/2015), s. 51(4), S.I. No. 663 of 2016.

Deportation order

51.

— ...

(4) A deportation order

made under this section shall be deemed to be a deportation order made under

section 3(1) of the Act of 1999, and accordingly—

(

a

) that Act

(other than subsections (2), (3), (4), (5), (6), (7), (8), (9)(b) and (12) of

section 3) shall apply to the deportation order,

(

b

) a reference in

section 3(9)(a) of that Act to a notification under subsection (3)(b)(ii) of that

section shall be construed as including a reference to a notification

under subsection (3), and

(

c

) references in

any enactment to a deportation order made under the Act of 1999 shall be construed

as including references to a deportation order made under this section.

...

Editorial Notes

E1

Provision for retention and

deletion of passenger data in respect of offence under Act made (1.11.2011) by

European Communities (Communication of Passenger Data) Regulations 2011

(S.I. No. 597 of 2011), in effect as per reg. 1(2).

E2

Previous affecting

provision: functions in relation to Act transferred to the Health Service

Executive (1.01.2005) by

Health Act 2004

(42/2004), ss. 58, 59(1), (2) and

(3) and sch. 3, S.I. No. 887 of 2004, subject to transitional provisions in s. 74

and sch. 5; superseded (1.01.2014, establishment day) by

Child and Family

Agency Act 2013

(40/2013), ss. 6, 82 and sch. 1, S.I. Nos. 502, 503 of

2013.

Annotations

Modifications (not altering

text)

C1

Certain functions in

relation to Act transferred (1.01.2014, establishment day) by

Child and Family

Law Agency Act 2013

(40/2013), s. 82 and sch. 1, S.I. Nos. 502, 503 of

2013.

Transfer of certain functions

of Health Service Executive

82.

(1) The administration

and business in connection with the performance of any of the functions

transferred by

subsection (2)

are transferred, on the establishment day, to

the Agency.

(2) The functions vested in the

Health Service Executive by or under the enactments specified in

Schedule 1

shall, on the establishment day, stand transferred to the Agency.

...

SCHEDULE 1

Functions of Health Service Executive Transferred to

Agency

Section 82

...

Immigration Act 1999

...

C2

Certain references

construed and application of Act (other than s. 3(2), (3), (4), (5), (6), (7),

(8), (9)(b) and (12)) extended (31.12.2016) by

International Protection Act

2015

(66/2015), s. 51(4), S.I. No. 663 of 2016.

Deportation order

51.

— ...

(4) A deportation order

made under this section shall be deemed to be a deportation order made under

section 3(1) of the Act of 1999, and accordingly—

(

a

) that Act

(other than subsections (2), (3), (4), (5), (6), (7), (8), (9)(b) and (12) of

section 3) shall apply to the deportation order,

(

b

) a reference in

section 3(9)(a) of that Act to a notification under subsection (3)(b)(ii) of that

section shall be construed as including a reference to a notification

under subsection (3), and

(

c

) references in

any enactment to a deportation order made under the Act of 1999 shall be construed

as including references to a deportation order made under this section.

...

Editorial Notes

E1

Provision for retention and

deletion of passenger data in respect of offence under Act made (1.11.2011) by

European Communities (Communication of Passenger Data) Regulations 2011

(S.I. No. 597 of 2011), in effect as per reg. 1(2).

E2

Previous affecting

provision: functions in relation to Act transferred to the Health Service

Executive (1.01.2005) by

Health Act 2004

(42/2004), ss. 58, 59(1), (2) and

(3) and sch. 3, S.I. No. 887 of 2004, subject to transitional provisions in s. 74

and sch. 5; superseded (1.01.2014, establishment day) by

Child and Family

Agency Act 2013

(40/2013), ss. 6, 82 and sch. 1, S.I. Nos. 502, 503 of

2013.