Updated to 21 November 2025 (Act No. 11 of 2025 and S.I. No. 547 of 2025)

Contents

Commencement

Section Commencement/Effective Date
Where the commencement and effective dates differ, the effective date is shown below.
Commencement Information
Ss. 1-7 26 May 1999 Criminal Justice Act, 1999 (Parts I and II) (Commencement) Order, 1999 (S.I. No. 154 of 1999), art. 2
Ss. 8-24 1 October 2001 Criminal Justice Act, 1999 (Part III) (Commencement) Order, 2001 (S.I. No. 193 of 2001), art. 2
Ss. 25-30 1 October 1999 Criminal Justice Act, 1999 (Parts IV and V) (Commencement) Order, 1999 (S.I. No. 302 of 1999), art. 2
Ss. 31-42 26 May 1999 Commenced on enactment

Amendments and other effects

How Affected Affecting Provision Affecting Provision Commencement/Effective Date
Where the commencement and effective dates differ, the effective date is shown below.
Commencement Source
S. 4A(1)(c) repealed with saver 11/2006, s. 25 and sch. 2, ref. no. 10, s. 26(2)* 1 June 2006 Criminal Law (Insanity) Act 2006 (Commencement) Order 2006 (S.I. No. 273 of 2006), art. 2
S. 41 re-trial procedure 27/2010, ss. 1(2), 9 1 September 2010 Criminal Procedure Act 2010 (Commencement) Order 2010 (S.I. No. 414 of 2010), art. 2
S. 41(1)(a) am. 24/2010, ss. 1(2), 170, schedule, pt. 5, item 19 1 January 2011 Civil Partnership and Certain Rights and Obligations of Cohabitants Act 2010 (Commencement) Order 2010 (S.I. No. 648 of 2010), art. 3
  32/2009, s. 20(a) 23 July 2009 Commenced on enactment
S. 41(3A) subsec. ins. 32/2009, s. 20(b) 23 July 2009 Commenced on enactment
S. 41(3A)(a) am. 43/2014, ss. 1(3), 68, sch. 4 Not yet commenced. Commencement order required under s. 1(3) 
S. 41(3B) subsec. ins. 32/2009, s. 20(b) 23 July 2009 Commenced on enactment
S. 41(5)(b) am. 32/2009, s. 16 23 July 2009 Commenced on enactment
S. 42 power to take samples and prints from persons in custody 11/2014, ss. 1(2), 9, 11-13, 31-33, 35, 86, 100 20 November 2015 Criminal Justice (Forensic Evidence and DNA Database System) Act 2014 (Commencement) Order 2015 (S.I. No. 508 of 2015), art. 2(e)
S. 42 destruction of samples taken in custody 11/2014, ss. 1(2), 76-80, 84, 85 20 November 2015 Criminal Justice (Forensic Evidence and DNA Database System) Act 2014 (Commencement) Order 2015 (S.I. No. 508 of 2015), art. 2(e)
S. 42(1) am. 30/2015, ss. 1(3), 31(b) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
S. 42(2) am. 30/2015, ss. 1(3), 31(a) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
S. 42(2) substit. 26/2006, ss. 1(2), 11(a) 1 August 2006 Criminal Justice Act 2006 (Commencement) Order 2006 (S.I. No. 390 of 2006), art. 3
S. 42(2)(a) am. 30/2015, ss. 1(3), 31(c)(i) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
S. 42(2)(c) am. 30/2015, ss. 1(3), 31(c)(ii) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
Ss. 42(3)-(5) am. 30/2015, ss. 1(3), 31(a) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
S. 42(5)(a) am. 26/2006, ss. 1(2), 11(b)(i) 1 August 2006 Criminal Justice Act 2006 (Commencement) Order 2006 (S.I. No. 390 of 2006), art. 3
S. 42(5)(b) am. 26/2006, ss. 1(2), 11(b)(ii) 1 August 2006 Criminal Justice Act 2006 (Commencement) Order 2006 (S.I. No. 390 of 2006), art. 3
S. 42(6) substit. 30/2015, ss. 1(3), 31(d) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
S. 42(6) am. 30/2015, ss. 1(3), 31(a) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)
S. 42(7) am. 30/2015, ss. 1(3), 31(a), (e) 1 December 2015 Children (Amendment) Act 2015 (Commencement) Order 2015 (S.I. No. 539 of 2015), art. 2(a)

SIs made under the Act

SectionSIs made under the Act
None

* This amending provision was itself amended by 40/2010, s. 9 to instead provide for repeal of s. 4(1)(c) of 12/1967.