Updated to 16 September 2025 (Act No. 10 of 2025 and S.I. No. 431 of 2025)

All effects below are reflected in the most recent Revised Act.

Competition Act 2002
No. 14 of 2002

Contents

Commencement

Section Commencement/Effective Date
Where the commencement and effective dates differ, the effective date is shown below.
Commencement Information
Ss. 1-3 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(a)
S. 4(1)-(7) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
S. 4(8) 1 January 2003 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 4(a)
S. 4(9), (10) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
S. 5(1), (2) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
S. 5(3) 1 January 2003 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 4(a)
S. 6(1)-(3) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
S. 6(4)(a),(b) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
S. 6(4)(c) 1 May 2004 Competition Act 2002 (Commencement) Order 2004 (S.I. No. 196 of 2004), art. 2
S. 6(5)-(7) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
Ss. 7-9 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
S. 10 3 October 2011 Competition Act 2002 (Section 10) (Commencement) Order 2011 (S.I. No. 491 of 2011), art. 2
Ss. 11-15 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(b)
Ss. 16-28 1 January 2003 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 4(b)
Ss. 29-47 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(c)
S. 48(a) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(d)
S. 48(b) 1 January 2003 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 4(c)
S. 48(c)-(e) 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(d)
Ss. 49-55 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(d)
Sch. 1 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(e)
Sch. 2, paragraphs 1-3 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(e)
Sch. 2, paragraph 4 1 January 2003 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 4(d)
Sch. 2, paragraph 5 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(e)
Sch. 3 1 July 2002 Competition Act 2002 (Commencement) Order 2002 (S.I. No. 199 of 2002), art. 3(e)

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
Act included in collectively cited Competition Acts 12/2022, s. 1(2) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
  4/2006, s. 6(2) 20 March 2006  Competition (Amendment) Act 2006 (Commencement) Order 2006 (S.I. No. 127 of 2006), art. 3
Restricted 4/2023, s. 76(4) 9 June 2023 Communications Regulation and Digital Hub Development Agency (Amendment) Act 2023 (Commencement) (No. 2) Order 2023 (S.I. No. 299 of 2023), art. 2
  34/2017, ss. 1(2), 42(13) 1 January 2018 Commenced as per s. 1(2)
  5/2009, s. 9(10) 27 February 2009 Commenced on enactment
  18/2008, s. 7(2) 2 October 2008 Commenced on enactment
  1/1970, s. 58C(8)(b) as inserted by 28/2014, s. 5 1 July 2015 Health (General Practitioner Service) Act 2014 (Certain Provisions) (Commencement) Order 2015 (S.I. No. 267 of 2015), art. 2
S. 3(1) amended 12/2022, ss. 1(3), 4 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
  29/2014, ss. 1(5), 6, 47(a)-(f) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
  22/2007, ss. 1(2), 22 (a), (c),(d). 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 3(1) repealed in part 22/2007, ss. 1(2), 22(b). 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 3 constr. references 29/2014, ss. 1(5), 8, 39 1 August 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 2
Part 2 (ss. 4-15) non-application of S.I. No 289 of 2015, regs. 1(2), (3), 197 15 July 2015 European Union (Bank Recovery and Resolution) Regulations 2015 (S.I. No 289 of 2015), reg. 1(2)
  23/2014, ss. 1(3), 44(1) 22 December 2014 National Treasury Management Agency (Amendment) Act 2014 (Commencement) (No. 2) Order 2014 (S.I. No. 586 of 2014), art. 2(f)
  27/2011, ss. 1(3), 96 28 October 2011 Central Bank and Credit Institutions (Resolution) Act 2011 (Commencement) Order 2011 (S.I. No. 548 of 2011), art. 2
  36/2010, ss. 1(2), 54 21 December 2010 Credit Institutions (Stabilisation) Act 2010 (Commencement) Order 2010 (S.I. No. 623 of 2010), art. 2(1)
  34/2009, ss. 1(2), 215(1) 21 December 2009 National Asset Management Agency Act 2009 (Commencement) Order 2009 (S.I. No. 545 of 2009), art. 2
  1/2009, s. 15(1) 21 January 2009 Commenced on enactment
  33/2000, s. 15A(1) as inserted by 7/2009, s. 5 30 March 2009 Investment of the National Pensions Reserve Fund and Miscellaneous Provisions Act 2009 (Commencement) Order 2009 (S.I. No. 102 of 2009), art. 2
  17/1989, s. 18A(3) as inserted by 34/2009, s. 231 and sch. 3 part 1item 6 21 December 2009 National Asset Management Agency Act 2009 (Commencement) Order 2009 (S.I. No. 545 of 2009), art. 2
Part 2 (ss. 4-15) finding of res judicata 18/2012, ss. 8, 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 4 powers to make disqualification order for contravention of 38/2014, s. 842(j) as inserted by 9/2017, s. 94(c) 9 June 2017 Companies (Accounting) Act 2017 (Commencement) Order 2017 (S.I. No. 246 of 2017), arts. 3, 4 and Companies (Accounting) Act 2017 (Commencement) (No. 2) Order 2017 (S.I. No. 250 of 2017), art. 2
S. 4(1) applied S.I. No. 282 of 2006, regs. 3, 11(2)(c)(i), 11(3)(c)(i) 8 June 2006 Waste Management (End-Of-Life Vehicles) Regulations 2006 (S.I. No. 282 of 2006), reg. 3
S. 4(1)(e) amended 12/2022, ss. 1(3), 5(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 4(1)(f) inserted 12/2022, ss. 1(3), 5(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 4(3) substituted 22/2007, ss. 1(2), 23(a). Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 4(4) amended 22/2007, ss. 1(2), 23(b). 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 4(8) applied with modifications 18/2008, s. 7(15) 2 October 2008 Commenced on enactment
S. 4(11) inserted 12/2022, ss. 1(3), 5(c) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 5 powers to make disqualification order for contravention of 38/2014, s. 842(j) as inserted by 9/2017, s. 94(c) 9 June 2017 Companies (Accounting) Act 2017 (Commencement) Order 2017 (S.I. No. 246 of 2017), arts. 3, 4 and Companies (Accounting) Act 2017 (Commencement) (No. 2) Order 2017 (S.I. No. 250 of 2017), art. 2
S. 5(1) applied S.I. No. 282 of 2006, regs. 3, 11(2)(c)(ii), 11(3)(c)(ii) 8 June 2006 Waste Management (End-Of-Life Vehicles) Regulations 2006 (S.I. No. 282 of 2006), reg. 3 
S. 5(3) applied with modifications 18/2008, s. 7(15) 2 October 2008 Commenced on enactment
S. 6 offences under prescribed for the purposes of companies Act 2014, s. 839(1)(a)  S.I. No. 147 of 2016, reg. 3 23 March 2016 Companies Act 2014 (Section 839) Regulations 2016 (S.I. No. 147 of 2016)
S. 6 offence under is a relevant offence 22/2011, s. 3 and sch. 1 item 31 as inserted by 29/2014, s. 90 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3 
S. 6 amended 22/2007, ss. 1(2), 24 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2 
S. 6(1) substituted 12/2022, ss. 1(3), 6(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 6(2)(b) amended 12/2022, ss. 1(3), 6(b)(i) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 6(2)(c) amended 12/2022, ss. 1(3), 6(b)(ii) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 6(2)(d) inserted 12/2022, ss. 1(3), 6(b)(ii) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 6(7) substituted 29/2014, ss. 1(5), 6, 48 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 7 offences under prescribed for the purposes of Companies Act 2014, s. 839(1)(a)  S.I. No. 147 of 2016, reg. 3 23 March 2016 Companies Act 2014 (Section 839) Regulations 2016 (S.I. No. 147 of 2016)
S. 7(1) substituted 12/2022, ss. 1(3), 7 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
Ss. 7A, 7B inserted 12/2022, ss. 1(3), 8 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 8(1)(a) amended 18/2012, ss. 2(a), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(1)(b) substituted 12/2022, ss. 1(3), 9(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 8(1)(b) amended 18/2012, ss. 2(b), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(2)(a) amended 18/2012, ss. 2(c), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(2)(b) substituted 12/2022, ss. 1(3), 9(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 8(2)(b) amended 18/2012, ss. 2(d), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(3)(a)(i) substituted 18/2012, ss. 2(e)(i), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(3)(a)(ii)(I) amended 18/2012, ss. 2(e)(ii), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(3)(b)(i) substituted 18/2012, ss. 2(f)(i), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(3)(b)(ii) amended 18/2012, ss. 2(f)(ii), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(4) amended 22/2007, ss. 1(2), 25(a)(i) and (ii) 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2  
S. 8(5) amended 22/2007, ss. 1(2), 25(b) 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2  
S. 8(9) amended 22/2007, ss. 1(2), 25(b) 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2  
S. 8(10) amended 18/2012, ss. 2(g), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(11A) inserted 18/2012, ss. 2(h), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(11B) repealed 29/2014, ss. 1(5), 7(1)(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 8(11B) inserted 18/2012, ss. 2(h), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 8(11C) repealed 29/2014, ss. 1(5), 7(1)(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 8(11C) inserted 18/2012, ss. 2(h), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 9(1) amended 12/2022, ss. 1(3), 10(1)(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 9(1)(b) amended 12/2022, ss. 1(3), 10(1)(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 9(2) amended 12/2022, ss. 1(3), 10(2) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 12 amended 29/2014, ss. 1(5), 6, 49 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 12(1) amended 12/2022, ss. 1(3), 11 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 13 repealed 12/2022, ss. 1(3), 12 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 13(3)(b) substituted 22/2007, ss. 1(2), 26 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2 
S. 14 amended 22/2007, ss. 1(2), 27 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2 
S. 14(1) amended 18/2012, ss. 3(a), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(2) deleted 18/2012, ss. 3(b), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(3) amended 18/2012, ss. 3(c), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(4) amended S.I. No. 43 of 2017, regs. 1(2), 2(4)(a) 27 December 2016 European Union (Actions for Damages for Infringements of Competition Law) Regulations 2017 (S.I. No. 43 of 2017), reg. 1(2)
S. 14(5) amended 18/2012, ss. 3(d), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(5)(a) amended 18/2012, ss. 3(e), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(5)(b) amended S.I. No. 43 of 2017, regs. 1(2), 2(4)(b) 27 December 2016 European Union (Actions for Damages for Infringements of Competition Law) Regulations 2017 (S.I. No. 43 of 2017), reg. 1(2)
S. 14(6) deleted 18/2012, ss. 3(f), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(7) substituted 18/2012, ss. 3(g), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(8) amended 18/2012, ss. 3(h), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14(10) inserted 18/2012, ss. 3(i), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14A inserted 18/2012, ss. 4, 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14A(5A) inserted 29/2014, ss. 1(5), 6, 50 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 14B inserted 18/2012, ss. 5, 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
S. 14B repealed 12/2022, ss. 1(3), 12 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 14B(1)(a) substituted 29/2014, ss. 1(5), 6, 51(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 14B(11) deleted 29/2014, ss. 1(5), 6, 51(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
Pt. 2A (ss. 15A-15C) inserted 4/2006, ss. 1, 6(3) 20 March 2006  Competition (Amendment) Act 2006 (Commencement) Order 2006 (S.I. No. 127 of 2006), art. 3
Part 2B (ss. 15D-15F) inserted 12/2017, ss. 2, 4(3), 4(4) 7 September 2017 Commenced as per s. 4(4)
S. 15C(3) substituted 29/2014, ss. 1(5), 6, 52(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 15C(3A) inserted 29/2014, ss. 1(5), 6, 52(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 15C(4) substituted 29/2014, ss. 1(5), 6, 52(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 15C(5) inserted 29/2014, ss. 1(5), 6, 52(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
Ss. 15G-15AAE inserted 12/2022, ss. 1(3), 13 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
Part 3 (ss. 16-28) applied S.I. No. 157 of 2008, reg. 10(2)(c)(i) 27 May 2008 European Communities (Cross-Border Mergers) Regulations 2008 (S.I. No. 157 of 2008)
Part 3 (ss. 16-28) applied with modifications 18/2008, s. 7(16), (17) 2 October 2008 Commenced on enactment
Part 3 (ss. 16-28) non-application of S.I. No. 289 of 2015, regs. 1(2), (3), 197
  23/2014, ss. 1(3), 44(1) 22 December 2014 National Treasury Management Agency (Amendment) Act 2014 (Commencement) (No. 2) Order 2014 (S.I. No. 586 of 2014), art. 2(f)
  27/2011, ss. 1(3), 96 28 October 2011 Central Bank and Credit Institutions (Resolution) Act 2011 (Commencement) Order 2011 (S.I. No. 548 of 2011), art. 2
  36/2010, ss. 1(2), 54 21 December 2010 Credit Institutions (Stabilisation) Act 2010 (Commencement) Order 2010 (S.I. No. 623 of 2010), art. 2(1)
  34/2009, ss. 1(2), 215(1) 21 December 2009 National Asset Management Agency Act 2009 (Commencement) Order 2009 (S.I. No. 545 of 2009), art. 2
  1/2009, s. 15(1) 21 January 2009 Commenced on enactment
S. 16 applied S.I. No. 157 of 2008, reg. 16(1) 27 May 2008 European Communities (Cross-Border Mergers) Regulations 2008 (S.I. No. 157 of 2008) 
S. 16(1)(b) substituted 29/2014, ss. 1(5), 6, 53(a)(i) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 16(1)(c) substituted 29/2014, ss. 1(5), 6, 53(a)(ii) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 16(4) amended 29/2014, ss. 1(5), 6, 53(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 16(8A) inserted 29/2014, ss. 1(5), 6, 53(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 17 substituted 29/2014, ss. 1(5), 6, 54 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 17(2), 17(3) functions transferred S.I. No. 372 of 2020, arts. 1(2), 3, schedule 23 September 2020 S.I. No. 372 of 2020, 3
S. 18 application restricted 50/2019, ss. 11(5), 17(2) 29 January 2020 Migration of Participating Securities Act 2019 (Commencement) Order 2020 (S.I. No. 26 of 2020), art. 2
  18/2008, s. 7(2) 2 October 2008 Commenced on enactment
S. 18(1) substituted 29/2014, ss. 1(5), 6, 55(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(1)(a) applied S.I. No. 157 of 2008, reg. 16(1) 27 May 2008 European Communities (Cross-Border Mergers) Regulations 2008 (S.I. No. 157 of 2008) 
S. 18(1)(a)(i) amended S.I. No. 388 of 2018, arts. 2, 3(a) 1 January 2019 S.I. No. 388 of 2018, 3(a)
S. 18(1)(a)(ii) amended S.I. No. 388 of 2018, arts. 2, 3(b) 1 January 2019 S.I. No. 388 of 2018, 3(b)
S. 18(1)(b) applied S.I. No. 157 of 2008, reg. 16(1) 27 May 2008 European Communities (Cross-Border Mergers) Regulations 2008 (S.I. No. 157 of 2008) 
S. 18(1)(b) classes of merger or acquisition specified for the purposes of S.I. No. 122 of 2007, arts. 2, 4 1 May 2007 Competition Act 2002 (Section 18 (5) and (6)) Order 2007 (S.I. No. 122 of 2007), art. 2
  S.I. No. 622 of 2002, arts. 2, 4 Competition Act 2002 (Section 18 (5)) Order 2002 (S.I. No. 622 of 2002), art. 2 
S. 18(1A) inserted 29/2014, ss. 1(5), 6, 55(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(2)(c)(i) substituted 12/2022, ss. 1(3), 14(b)(i) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 18(2)(c)(i) amended 29/2014, ss. 1(5), 6, 55(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(2)(c)(ii) substituted 12/2022, ss. 1(3), 14(b)(ii) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 18(3) substituted 29/2014, ss. 1(5), 6, 55(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(3) applied S.I. No. 157 of 2008, reg. 16(1) 27 May 2008 European Communities (Cross-Border Mergers) Regulations 2008 (S.I. No. 157 of 2008) 
S. 18(3A), (3B) inserted 12/2022, ss. 1(3), 14(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 18(4) amended 29/2014, ss. 1(5), 6, 55(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
  18/2008, s. 7(18) 2 October 2008 Commenced on enactment
S. 18(8) fees prescribed for the purposes of S.I. No. 623 of 2002, regs. 2, 3
S. 18(9) amended 12/2022, ss. 1(3), 14(c) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
  29/2014, ss. 1(5), 6, 55(e) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(10) amended 29/2014, ss. 1(5), 6, 55(f) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(12) amended 29/2014, ss. 1(5), 6, 55(g) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(12A) inserted 29/2014, ss. 1(5), 6, 55(h) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 18(13) amended 29/2014, ss. 1(5), 6, 55(i) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
  18/2008, s. 7(18) 2 October 2008 Commenced on enactment
  22/2007, ss. 1(2), 28(a) 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 18(14) amended 29/2014, ss. 1(5), 6, 55(j) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
  22/2007, ss. 1(2), 28(a) and (b) 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 18(15) inserted 12/2022, ss. 1(3), 14(d) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
Ss. 18A, 18B inserted 12/2022, ss. 1(3), 15 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
s. 19(1) amended 12/2022, ss. 1(3), 16(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 19(1)(d) amended 29/2014, ss. 1(5), 6, 56(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 19(2) substituted 12/2022, ss. 1(3), 16(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 19(5) amended 29/2014, ss. 1(5), 6, 56(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 19(6)(a) substituted 29/2014, ss. 1(5), 6, 56(c)(i) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 19(6)(aa) inserted 29/2014, ss. 1(5), 6, 56(c)(i) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 19(6)(b) amended 12/2022, ss. 1(3), 16(c) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
  29/2014, ss. 1(5), 6, 56(c)(ii) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 19(6A)-(6C) inserted 12/2022, ss. 1(3), 16(d) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 19(7) substituted 29/2014, ss. 1(5), 6, 56(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 19(10), (11) inserted 12/2022, ss. 1(3), 16(e) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 20(1)(a)(ii) hearing under designated S.I. No. 455 of 2020, arts. 1(2), 2 15 October 2020 S.I. No. 455 of 2020, 2
S. 20(2) substituted 12/2022, ss. 1(3), 17(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 20(2) amended 29/2014, ss. 1(5), 6, 57(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 20(2A) substituted 12/2022, ss. 1(3), 17(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 20(2A) inserted 29/2014, ss. 1(5), 6, 57(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 20(2B) amended 12/2022, ss. 1(3), 17(c) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 20(2B) inserted 29/2014, ss. 1(5), 6, 57(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 21(2)-(4) amended 29/2014, ss. 1(5), 6, 58 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 22(3A) inserted 12/2022, ss. 1(3), 18(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 22(4)(a) amended 29/2014, ss. 1(5), 6, 59(a)(i) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 22(4)(b) amended 29/2014, ss. 1(5), 6, 59(a)(ii) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 22(4A) amended 12/2022, ss. 1(3), 17(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 22(4A) inserted 29/2014, ss. 1(5), 6, 59(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 22(4AA)-(4AC) inserted 12/2022, ss. 1(3), 17(c) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 22(4B) amended 36/2014, s. 4(1)(a), (2) 23 December 2014 Commenced on enactment
S. 22(4B) inserted 29/2014, ss. 1(5), 6, 59(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 23 repealed 29/2014, ss. 1(5), 6, 7(1)(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 24(2) deleted 29/2014, ss. 1(5), 6, 60(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 24(3)(b) substituted 29/2014, ss. 1(5), 6, 60(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 24(7)(b) amended 29/2014, ss. 1(5), 6, 60(c)(i) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 24(7)(c) amended 29/2014, ss. 1(5), 6, 60(c)(ii) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 24(7)(d) inserted 29/2014, ss. 1(5), 6, 60(c)(iii) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 24(8) amended 29/2014, ss. 1(5), 6, 60(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 25 repealed 29/2014, ss. 1(5), 6, 7(1)(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 26(1) amended 29/2014, ss. 1(5), 6, 61(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 26(2) amended 29/2014, ss. 1(5), 6, 61(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 26(3) amended 29/2014, ss. 1(5), 6, 61(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 26(4) amended 29/2014, ss. 1(5), 6, 61(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 26(10) inserted 29/2014, ss. 1(5), 6, 61(e) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 27(1) amended 29/2014, ss. 1(5), 6, 62 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 28 amended 29/2014, ss. 1(5), 6, 63 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
Part 3A (ss. 28A-28O) inserted 29/2014, ss. 1(5), 6, 74 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
Part 3A (ss. 28A-28O) functions transferred S.I. No. 372 of 2020, arts. 1(2), 2, 3 and sch. part 1 23 September 2020 S.I. No. 372 of 2020, 2
S. 28B(2)(b) substituted 36/2014, s. 4(1)(b), (2) 23 December 2014 Commenced on enactment
S. 28E(13)(b) amended 36/2014, s. 4(1)(c) 23 December 2014 Commenced on enactment
Pt. 4 (ss. 29-47) repealed 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 29 repealed 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 30 repealed with saver 29/2014, ss. 1(5), 7(1)(c), 45 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 30(4)(b) amended 18/2012, ss. 6, 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
  4/2006, ss. 2, 6(3) 20 March 2006  Competition (Amendment) Act 2006 (Commencement) Order 2006 (S.I. No. 127 of 2006), art. 3
Ss. 31-34 repealed 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 34 applied 32/2004, ss. 20, 21 (2) 1 October 2004 State Airports Act 2004 (Dublin Appointed Day) Order 2004 (S.I. No. 531 of 2004), art. 2
S. 34(13) inserted 22/2007, ss. 1(2), 29 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 35 repealed 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 35(2A) inserted 12/2010, s. 2(a) 19 June 2010 Commenced on enactment
S. 35(4) substituted 12/2010, s. 2(b) 19 June 2010 Commenced on enactment
S. 35(5) substituted 12/2010, s. 2(c) 19 June 2010 Commenced on enactment
S. 35(6A) inserted 12/2010, s. 2(d) 19 June 2010 Commenced on enactment
S. 35(6B) inserted 12/2010, s. 2(d) 19 June 2010 Commenced on enactment
S. 35(7A) inserted 12/2010, s. 2(e) 19 June 2010 Commenced on enactment
Ss. 38-43 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 43(1) transfer of functions under S.I. No. 418 of 2011, arts. 1(2), 3 & sch. 1 29 July 2011 Finance (Transfer of Departmental Administration and Ministerial Functions) Order 2011 (S.I. No. 418 of 2011), art. 1(2)
S. 43(2) transfer of certain functions under 10/2011, ss. 1(2), 6, 9, 20 & Sch. 2 pt. 1 6 July 2011 Ss. 1(2) & 6. Day appointed by Ministers and Secretaries (Amendment) Act 2011 (Appointed Day) Order 2011 (S.I. No. 401 of 2011), art. 2 
S. 44 repealed with saver for 44(7) 29/2014, ss. 1(5), 7(1)(c), 29(11), (12) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 44 defined benefit scheme established under excluded from application of Pensions Act 1990 Part III S.I. No. 279 of 2002, reg. 11 and sch. 2 June 2002 Occupational Pension Schemes (Preservation of Benefits) Regulations, 2002 (S.I. No. 279 of 2002), reg. 1(2)
S. 44 defined benefit scheme established under excluded from application of Pensions Act 1990 Part IV S.I. No. 419 of 1993, reg. 6 and sch. C 31 December 1993 Occupational Pension Schemes (Funding Standard) Regulations, 1993 (S.I. No. 419 of 1993), reg. 1(2)
S. 45 repealed 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 45(6) repealed with savings 12/2005, ss. 2 (1), 76 (1) (3) 30 June 2005 Investment Funds, Companies and Miscellaneous Provisions Act 2005 (Commencement) Order 2005 (S.I. No. 323 of 2005), art. 3(b)
S. 45(7) amended 18/2012, ss. 7(1)(a), (2), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
  12/2005, ss. 2 (1), 76 (2) 30 June 2005 Investment Funds, Companies and Miscellaneous Provisions Act 2005 (Commencement) Order 2005 (S.I. No. 323 of 2005), art. 3(b)
S. 45(13)(a) amended 18/2012, ss. 7(1)(b), 10(2) 3 July 2012 Competition (Amendment) Act 2012 (Commencement) Order 2012 (S.I. No. 236 of 2012), art. 2
  4/2006, ss. 3, 6(3) 20 March 2006  Competition (Amendment) Act 2006 (Commencement) Order 2006 (S.I. No. 127 of 2006), art. 3
Ss. 45-47 repealed 29/2014, ss. 1(5), 7(1)(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47 substituted 22/2007, ss. 1(2), 30 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47(2) amended 29/2014, ss. 1(5), 6, 64 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47A amended 29/2014, ss. 1(5), 6, 65 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47A inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47B(1) amended 29/2014, ss. 1(5), 6, 66(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47B(2) amended 29/2014, ss. 1(5), 6, 66(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47B(2)(b) substituted 12/2022, ss. 1(3), 19 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 47B inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47C amended 29/2014, ss. 1(5), 6, 67 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47C inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47D inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47D(1) amended 29/2014, ss. 1(5), 6, 68(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47D(2) amended 29/2014, ss. 1(5), 6, 68(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47E inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47E(1) amended 12/2022, ss. 1(3), 20 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
  29/2014, ss. 1(5), 6, 69(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47E(2) amended 29/2014, ss. 1(5), 6, 69(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47E(3) amended 29/2014, ss. 1(5), 6, 69(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47F amended 29/2014, ss. 1(5), 6, 70 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47F inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47G inserted 22/2007, ss. 1(2), 31 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
S. 47G(1) amended 29/2014, ss. 1(5), 6, 71(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47G(2) amended 29/2014, ss. 1(5), 6, 71(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47G(3) amended 29/2014, ss. 1(5), 6, 71(c) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47G(4) amended 29/2014, ss. 1(5), 6, 71(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47G(6) amended 29/2014, ss. 1(5), 6, 71(e) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47G(8) amended 29/2014, ss. 1(5), 6, 71(f) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47G(9) amended 29/2014, ss. 1(5), 6, 71(g) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 47H inserted 12/2022, ss. 1(3), 21 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 49 repealed 4/2006, ss. 5(1), 6(3) 20 March 2006  Competition (Amendment) Act 2006 (Commencement) Order 2006 (S.I. No. 127 of 2006), art. 3
S. 50 included in definitions of employment, relevant enactments 16/2015, s. 2 and sch. 1 part 2 item 4 1 August 2015 Workplace Relations Act 2015 (Commencement) Order 2015 (S.I. No. 338 of 2015), art. 2(c) 
S. 50(1) amended 29/2014, ss. 1(5), 6, 72(a) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 50(2A) inserted 14/2014, ss. 1(2), 24(1), schedule 4 pt. 1 item 4(a) 15 July 2014 Protected Disclosures Act 2014 (Commencement) Order 2014 (S.I. No. 327 of 2014), art. 2
S. 50(3) redress procedures provided 16/2015, s. 41(1) and sch. 5 part 1 item 11, sch. 6 part 1 item 17, sch. 6 part 2 item 17(d) 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2
S. 50(3) amended 29/2014, ss. 1(5), 6, 72(b) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 50(3A) inserted 14/2014, ss. 1(2), 24(1), schedule 4 pt. 1 item 4(b) 15 July 2014 Protected Disclosures Act 2014 (Commencement) Order 2014 (S.I. No. 327 of 2014), art. 2
S. 50(5A) inserted 14/2014, ss. 1(2), 24(1), schedule 4 pt. 1 item 4(c) 15 July 2014 Protected Disclosures Act 2014 (Commencement) Order 2014 (S.I. No. 327 of 2014), art. 2
S. 52 functions transferred and references to Minister for Environment, Climate and Communications construed S.I. No. 237 of 2025, arts. 1(2), 3(1)(a), 4-8 & sch. part 1 1 June 2025 Telecommunications (Transfer of Departmental Administration and Ministerial Functions) Order 2025 (S.I. No. 237 of 2025), art. 1(2)
S. 52(1) amended 12/2022, ss. 1(3), 22(a) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 52(2) amended 29/2014, ss. 1(5), 6, 73 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
S. 52(3) inserted 12/2022, ss. 1(3), 22(b) 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
S. 55A inserted 12/2022, ss. 1(3), 23 27 September 2023 Competition (Amendment) Act 2022 (Commencement) Order 2023 (S.I. No. 448 of 2023), art. 2
Sch. 1 repealed 29/2014, ss. 1(5), 7(1)(d) 31 October 2014 Competition and Consumer Protection Act 2014 (Commencement) Order 2014 (S.I. No. 366 of 2014), art. 3
Sch. 1 amended S.I. No. 72 of 2011, art. 2 22 February 2011 Competition Act 2002 (Section 34(11)) (National Transport Authority) Order 2011 (S.I. No. 72 of 2011)
  S.I. No. 555 of 2009, art. 2 21 December 2009 Competition Act 2002 (Section 34(11)) (Commission For Taxi Regulation) Order 2009 (S.I. No. 555 of 2009) 
  22/2007, ss. 1(2), 32(a), 32(b)(i) and (ii) 15 May 2007 Communications Regulation (Amendment) Act 2007 (Commencement) Order 2007 (S.I. No. 224 of 2007), art. 2
  19/2007, ss. 1(2), 40(1) and sch. 3, pt. 1 1 May 2007 Consumer Protection Act 2007 (Commencement) Order 2007 (S.I. No. 178 of 2007), art. 2
  S.I. No 127 of 2005, art. 3 7 March 2005 Competition Act 2002 (Section 34(11)) (Health Insurance Authority) Order 2005 (S.I. No 127 of 2005)
  S.I. No 130 of 2003, art. 3 9 April 2003 Competition Act 2002 (Section 34(11)) (Director of Consumer Affairs) Order 2003 (S.I. No 130 of 2003)
Sch. 3, para. 1 repealed 16/2015, ss. 1(2), 8(1), (2), (7) sch. 2 pt. 1 item 16 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2 
Sch. 3, paras. 2-3 amended 16/2015, ss. 1(2), 52(1), (3), sch. 7 pt. 1 item 17 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2
Sch. 3, para. 4 repealed 16/2015, ss. 1(2), 8(1), (2), (7) sch. 2 pt. 1 item 16 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2 
Sch. 3, para. 5 substituted 16/2015, ss. 1(2), 52(1), (3), sch. 7 pt. 1 item 17 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2
Sch. 3, para. 5 relevant redress provision specified 16/2015, ss. 1(2), 41(5)(b)(i), sch. 6 pt. 1 item 17 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2
Sch. 3, para. 6 repealed 16/2015, ss. 1(2), 8(1), (2), (7) sch. 2 pt. 1 item 16 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2  
Sch. 3, para. 6A inserted 16/2015, ss. 1(2), 52(1), (3), sch. 7 pt. 1 item 17 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2
Sch. 3, para. 6A relevant redress provision specified 16/2015, ss. 1(2), 44(1)(b)(i), sch. 6 pt. 2 item 17 1 October 2015 Workplace Relations Act 2015 (Commencement) (No. 2) Order 2015 (S.I. No. 410 of 2015), art. 2
Sch. 4 inserted 12/2017, ss. 4(3), 4(4), 3, schedule 1 7 September 2017 Commenced as per s. 4(4)

SIs made under the Act

SectionSIs made under the Act
S. 15OQ Competition Act 2002 (Adjudication Officers) Regulations 2023 (S.I. No. 476 of 2023)
S. 15Q(1) Competition Act 2002 (Adjudication Officers) Regulations 2023 (S.I. No. 476 of 2023)
S. 18(5) Competition Act 2002 (Section 18 (5) and (6)) Order 2007 (S.I. No. 122 of 2007)
  Competition Act 2002 (Section 18 (5)) Order 2002 (S.I. No. 622 of 2002)
S. 18(6) Competition Act 2002 (Section 18 (5) and (6)) Order 2007 (S.I. No. 122 of 2007)
S. 18(8) Competition Act 2002 (Notification Fee Regulations 2002 (S.I. No. 623 of 2002)
S. 27(1) Competition Act 2002 (Section 27) Order 2018 (S.I. No. 388 of 2018)
S. 34(11) Competition Act 2002 (Section 34(11)) (National Transport Authority) Order 2011 (S.I. No. 72 of 2011)
  Competition Act 2002 (Section 34(11)) (Commission for Taxi Regulation) Order 2009 (S.I. No. 555 of 2009)
  Competition Act 2002 (Section 34(11)(Health Insurance Authority) Order 2005 (S.I. No. 127 of 2005)
  Competition Act 2002 (Section 34(11))(Director of Consumer Affairs) Order 2003 (S.I. No. 130 of 2003)