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

Contents

• Commencement
• Amendments and other effects
• SIs made under the Act

Commencement

Section	Commencement Date	Commencement Information
Ss. 1-15	20 January 2005	Road Traffic Act 2004 (Commencement) (Parts 1 and 2 and Sections 27 and 32) Order 2005 (S.I. No. 8 of 2005), art. 2
Ss. 16-26	24 January 2005	Road Traffic Act 2004 (Commencement) (Parts 3 and 4) Order 2005 (S.I. No. 26 of 2005), art. 2
S. 27	20 January 2005	Road Traffic Act 2004 (Commencement) (Parts 1 and 2 and Sections 27 and 32) Order 2005 (S.I. No. 8 of 2005), art. 2
Ss. 28-31	24 January 2005	Road Traffic Act 2004 (Commencement) (Parts 3 and 4) Order 2005 (S.I. No. 26 of 2005), art. 2
S. 32	20 January 2005	Road Traffic Act 2004 (Commencement) (Parts 1 and 2 and Sections 27 and 32) Order 2005 (S.I. No. 8 of 2005), art. 2
S. 33	24 January 2005	Road Traffic Act 2004 (Commencement) (Parts 3 and 4) Order 2005 (S.I. No. 26 of 2005), art. 2
Ss. 34, 35	Not yet commenced	Requires commencement order under s. 1(2)
S. 36	22 December 2004	Commenced on enactment

Amendments and other effects

How Affected	Affecting Provision
Act included in collectively cited Road Traffic Acts	s. 1(3)
References construed	1/2014, ss. 1(22), 9(2),(3), 25(2)
Records of Medical Bureau of Road Safety performing certain functions under collectively cited Road Traffic Acts 1961 to 2014 exempted from application of Freedom of Information Act 2014	30/2014, ss. 1(2)-(4), 6 and sch. 1 part 1(u)
	13/1997, ss. s. 46(1)(bb) as inserted (9.08.2010) by 25/2010, ss. 1(2), 26(5)
Application of collectively cited Road Traffic Acts restricted	S.I. No. 477 of 2011, regs. 1(3), 42(22) and sch. 2.
	25/2010, ss. 1(2), 87, as substituted by 3/2014, ss. 1(2), 23
Application of collectively cited Road Traffic Acts extended	25/2010, ss. 1(2), 82
S. 2(1) amended	16/2023, ss. 1(2), 52
S. 4 speed limit prescribed	S.I. No. 546 of 2008, regs. 1(2), 3, 4
	S.I. No. 9 of 2005, regs. 1(2), 3, 4
S. 4(1) amended	16/2023, ss. 1(2), 33
S. 5(1) amended	10/2024, ss. 1(2), 6
S. 6 substituted	10/2024, ss. 1(2), 7
S. 7(1) amended	10/2024, ss. 1(2), 8(a), (b)
S. 7A inserted	10/2024, ss. 1(2), 9
S. 9 restrictions on performance of reserved function under	S.I. No. 231 of 2014, regs. 2, 6-10
S. 9 reserved function conferred	37/2001, ss. 131, 131A, sch. 14A pt. 3 (see also 1/2014, ss. 1(22), 21(4), sch. 3)
S. 9(1) amended	16/2023, ss. 1(2), 53(a)
S. 9(1) sign specified for speed limit under	S.I. No. 331 of 2012, regs. 1(3)(a), 17, sch. 2 pt. 3
S. 9(2)(a) amended	16/2023, ss. 1(2), 53(b)(i)
S. 9(2)(a) substituted	21/2016, ss. 1(2), 22
	25/2010, ss. 1(2), 86
S. 9(2)(b) amended	10/2024, ss. 1(2), 10(a)
S. 9(2)(c) substituted	10/2024, ss. 1(2), 10(b)
S. 9(2)(d) amended	10/2024, ss. 1(2), 10(c)
S. 9(2)(e) amended	10/2024, ss. 1(2), 10(d)
S. 9(2)(f) amended	16/2023, ss. 1(2), 53(b)(ii)
S. 9(5) sign prescibed for special speed limit under	S.I. No. 756 of 2005, regs. 3, 4 & schedule
S. 9(6) deleted	16/2023, ss. 1(2), 53(c)
S. 9(6) sign specified for special speed limit under	S.I. No. 331 of 2012, regs. 1(3)(a), 18, sch. 2 pt. 3
S. 9(6) applied	S.I. No. 637 of 2006, reg. 3(2)
S. 9(9) deleted	16/2023, ss. 1(2), 53(d)
S. 9(11) amended	16/2023, ss. 1(2), 53(e)
S. 9(12) amended	16/2023, ss. 1(2), 53(f)
S. 9(13) inserted	16/2023, ss. 1(2), 53(g)
S. 9A inserted	16/2023, ss. 1(2), 54
S. 9A(2)(b) amended	10/2024, ss. 1(2), 11
S. 10 references construed	1/2014, ss. 1(22), 9(2)
S. 10 substituted	16/2023, ss. 1(2), 55
S. 10(1) amended	1/2014, ss. 1(22), 5(8), sch. 2 pt. 6
S. 10(4)-(8) amended	1/2014, ss. 1(22), 5(8), sch. 2 pt. 6
S. 10A-10E inserted	16/2023, ss. 1(2), 56
S. 13 repealed	28/2011, ss. 4(2)(c), 11(2)
	25/2010, ss. 1(2), 70(c)
S. 15 repealed	25/2010, ss. 1(2), 81(10)(b)
S. 18 repealed	25/2010, ss. 1(2), 49(c)
S. 19 repealed	25/2010, ss. 1(2), 49(c)
S. 20 repealed	25/2010, ss. 1(2), 49(c)
S. 27 repealed	25/2010, ss. 1(2), 87(2)
S. 28 repealed	25/2010, ss. 1(2), 83(2)
S. 30(2) substituted	25/2010, ss. 1(2), 88
S. 33 repealed	25/2010, ss. 1(2), 61(9)
S. 36 repealed	37/2013, ss. 1(2), 4(d)

SIs made under the Act

Section	SIs made under the Act
Ss. 3, 4	Road Traffic (Ordinary Speed Limits – Buses, Heavy Goods Vehicles, etc) (Amendment) Regulations 2022 (S.I. No. 255 of 2022)
	Road Traffic (Ordinary Speed Limits - Buses, Heavy Goods Vehicles, Etc.) (Amendment) Regulations 2012 (S.I. No. 75 of 2012)
	Road Traffic (Ordinary Speed Limits Buses, Heavy Goods Vehicles, Etc) Regulations 2008 (S.I. No. 546 of 2008)
	Road Traffic (Ordinary Speed Limits - Certain Vehicles) Regulations 2005 (S.I. No. 9 of 2005)
S. 4	Road Traffic (Electric Scooters) Regulations 2024 (S.I. No. 199 of 2024)