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Updated to 23 October 2025 (Act No. 10 of 2025 and S.I. No. 506 of 2025)

Arterial Drainage Act 1945
No. 3 of 1945

Contents

Commencement

Section Commencement/Effective Date
Where the commencement and effective dates differ, the effective date is shown below.
 Commencement Information
Whole Act 1 March 1945 Commenced on enactment

Amendments and other effects

How Affected Affecting Provision
Amended 45/1960, s. 5
  S.I. No. 426 of 1985, arts. 3(b), 10, schedule, paras. 4, 5
Applied 20/1990, ss. 5(1), 6(1), 9
Applic. def. 14/1995, s. 8
Application extended 14/1995, ss. 9(3)(a)(ii), 9(3)(b)
Min. power to amend/repeal S.I. No. 122 of 2010, reg. 58(1)(h)
Min. power to authorise abandonment of certain Commission duties S.I. No. 122 of 2010, reg. 57, schedule 3 (col. cit.)
Min. power for transfer of powers/responsibilities under S.I. No. 122 of 2010, reg. 58(1)(g)
Restricted S.I. No. 477 of 2011, regs. 1(3), 42(22), schedule 2 (col. cit.)
  S.I. No. 122 of 2010, reg. 24(2) (col. cit.)
Transfer of functions under (excl. s.3) S. I. No. 448 of 1986, art. 3
Transfer of functions under S.I. No. 67 of 1957
  S.I. No. 83 of 1965
  S.I. No. 30 of 1977
  S.I. No. 128 of 1987, art. 3
  S.I. No. 418 of 2011, arts. 1(2), 3, schedule 1
S. 3A inserted S.I. No. 472 of 2019, reg. 3(a)
S. 3A(1) amended 34/2024, ss. 1(3), 631, schedule 7, ref. no. 4
S. 4 certain matters to be considered when preparing drainage scheme under 14/1995, s. 4
S. 4(1) substituted 14/1995, s. 3
S. 4(1) amended S.I. No. 349 of 1989, arts. 2(1), 16(a)
S. 4(1A) deleted S.I. No. 472 of 2019, reg. 3(b)
S. 4(1A) inserted S.I. No. 469 of 2012, reg. 2
S. 4(2A) deleted with transitional provisions for ss. 4(2A)(b), 4(2A)(d) S.I. No. 472 of 2019, regs. 3(b), 4(1), 4(2)(a)
Ss. 4(2A), 4(2B) inserted S.I. No. 349 of 1989, arts. 2(1), 16(b)
S. 4(2A)(b)(iii) inserted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(a)
Ss. 4(2A)(d), 4(2A)(e) inserted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(b)
S. 4(2B) deleted S.I. No. 472 of 2019, reg. 3(b)
S. 4(2B)(a) substituted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(c)
S. 4(2B)(b) substituted S.I. No. 388 of 2009, regs. 2, 4
  S.I. No. 351 of 1998, reg. 10(a)
Ss. 4(2B)(b), 4(2B)(c) substituted S.I. No. 351 of 1998, reg. 10(a)
S. 4(2B)(d) inserted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(d)
S. 4A inserted S.I. No. 472 of 2019, reg. 3(c)
S. 4B inserted S.I. No. 472 of 2019, reg. 3(c)
S. 4C inserted S.I. No. 472 of 2019, reg. 3(c)
S. 4D inserted S.I. No. 472 of 2019, reg. 3(c)
S. 4E inserted S.I. No. 472 of 2019, reg. 3(c)
S. 4F inserted S.I. No. 472 of 2019, reg. 3(c)
S. 5 substituted S.I. No. 472 of 2019, reg. 3(d)
S. 5 restrictions on performance of reserved function under S.I. No. 231 of 2014, regs. 2, 6-10
S. 5 reserved function conferred 37/2001, ss. 131, 131A, schedule 14A, pt. 3 (see also 1/2014, ss. 1(22), 21(4), schedule 3)
  37/2001, s. 131A(1)(b),(4), schedule 14A, pt. 2 (see also 1/2014, ss. 1(22), 21(3), 21(4), schedule 3)
S. 5(1)(aa) inserted S.I. No. 349 of 1989, arts. 2(1), 16(c)
S. 5(1)(b) conditional am. 14/1995, s. 5(a)
S. 5(1)(c) inserted S.I. No. 388 of 2009, regs. 2, 5(1)
S. 5(1A) inserted S.I. No. 349 of 1989, arts. 2(1), 16(d)
S. 5(1B) inserted S.I. No. 388 of 2009, regs. 2, 5(2)
S. 5(2)(aa) inserted S. I. No. 349 of 1989, arts. 2(1),16(e)
S. 5(2)(c) conditional am. 14/1995, s. 5(b)
S. 5A inserted S.I. No. 472 of 2019, reg. 3(e)
S. 7 substituted with transitional provisions S.I. No. 472 of 2019, regs. 3(f), 4(2)(b)
S. 7 transfer of certain functions under S.I. No. 125 of 1959
S. 7(1)(b) transfer of functions under S.I. No. 91 of 1987, art. 4, schedule
S. 7(1)(d) inserted S.I. No. 349 of 1989, arts. 2(1), 16(g)
Ss. 7(3), 7(4) inserted S.I. No. 349 of 1989, arts. 2(1), 16(h)
S. 7(3) substituted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(e)
S. 7(3)(a)(ii) substituted S.I. No. 388 of 2009, regs. 2, 6(1)
S. 7(3)(a)(iii) inserted S.I. No. 352 of 2010, regs. 2, 3
S. 7(3)(a)(iv) inserted S.I. No. 352 of 2010, regs. 2, 3
S. 7(3)(b) substituted S.I. No. 388 of 2009, regs. 2, 6(2)
S. 7(4) substituted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(f)
S. 7(4)(bb) inserted S.I. No. 388 of 2009, regs. 2, 6(3)
S. 7(4A) inserted S.I. No. 388 of 2009, regs. 2, 6(4)
S. 7(5) inserted S.I. No. 351 of 1998, reg. 10(b)
Ss. 7(6)-7(10) inserted S.I. No. 352 of 2014, reg. 2
S. 7A inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7B inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7C inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7D inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7E inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7F inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7G inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7H inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7I inserted S.I. No. 472 of 2019, reg. 3(g)
S. 7J inserted S.I. No. 472 of 2019, reg. 3(g)
S. 8(2)(b) restricted 14/1995, s. 7(2)(a)
S. 9(a) amended S.I. No. 472 of 2019, reg. 3(h)(i)
S. 9(b) amended S.I. No. 472 of 2019, reg. 3(h)(ii)
S. 9(h) deleted S.I. No. 472 of 2019, reg. 3(h)(iii)
S. 9(h) inserted S.I. No. 388 of 2009, regs. 2, 7
S. 10 amended 1/1977, ss. 3(6), 33
S. 12 amended S.I. No. 472 of 2019, reg. 3(i)
S. 12A inserted S.I. No. 472 of 2019, reg. 3(j)
S. 13 restrictions on performance of reserved function under S.I. No. 231 of 2014, regs. 2, 5, 8-10
S. 13 reserved function conferred 37/2001, s. 131A(1)(b),(4), schedule 14A, pt. 2 (see also 1/2014, ss. 1(22), 21(3), 21(4), schedule 3)
S. 13A inserted S.I. No. 472 of 2019, reg. 3(k)
S. 14(2) amended 45/1960, s. 7, schedule
S. 14(2) repealed 14/1995, s. 15(a), table
S. 14(4) amended 45/1960, s. 7, schedule
Ss. 14(4), 14(5) repealed 14/1995, s. 15(a), table
S. 15(2)(b) repealed 14/1995, s. 15(a), table
S. 16(3) repealed 14/1995, s. 15(a), table
S. 19 deleted (some retrospective effect) S.I. No. 122 of 2010, reg. 40(9)
S. 30(1) amended 14/1995, s. 13, table
S. 32(3) substituted 14/1995, s. 11(4)
S. 32(4) repealed 14/1995, s. 15(a), table
S. 34(4)(b) repealed 14/1995, s. 15(a), table
Ss. 37(1)(c)-37(1)(h) repealed 14/1995, s. 15(a), table
S. 37(1)(c) amended S.I. No. 215 of 1974, art. 4(2), schedule 2, pt. 1
S. 37(1)(d) amended S.I. No. 215 of 1974, art. 4(2), schedule 2, pt. 1
S. 37(1)(e) amended S.I. No. 215 of 1974, art. 4(2), schedule 2, pt. 1
S. 37(1)(f) amended S.I. No. 215 of 1974, art. 4(2), schedule 2, pt. 1
S. 37(1)(f) amended, transit. period S. I. No. 215 of 1974, art. 3, schedule 1, para. 16
S. 37(1)(g)(e) amended S.I. No. 215 of 1974, art. 4(2), schedule 2, pt. 1
Ss. 37(2), 37(3) repealed 14/1995, s. 15(a), table
S. 40 deleted (some retrospective effect) S.I. No. 122 of 2010, reg. 40(9)
S. 41 deleted (some retrospective effect) S.I. No. 122 of 2010, reg. 40(9)
Pt. 7 (s. 42) repealed 45/1960, s. 7, schedule
S. 46(2) fines substituted 14/1995, s. 14, table
S. 46(5)(b) repealed 14/1995, s. 15(a), table
S. 47(4) fines substituted 14/1995, s. 14, table
S. 48(5) fines substituted 14/1995, s. 14, table
S. 49(9) fines substituted 14/1995, s. 14, table
S. 50 transfer of functions under S.I. No. 815 of 2007, arts. 1(2), 3(1)(a), schedule, pt. 1
S. 50 applied 37/1945, s. 14(1)
S. 50(4) fines substituted 14/1995, s. 14, table
S. 52(2) fines substituted 14/1995, s. 14, table
S. 53(8) fines substituted 14/1995, s. 14, table
Sch. 2, para. 3 saved 10/1956, s. 29(2)
Sch. 2, paras. 10(a) (in part), 10(b) repealed 33/1964, s. 1, schedule

SIs made under the Act

SectionSIs made under the Act
S. 5 Arterial Drainage Acts 1945 and 1955 (Environmental Impact Assessment) Regulations 1990 (S.I. No. 323 of 1990)
S. 21 Order Fixing Appointed Day Pursuant To Section 21 of Arterial Drainage Act 1945 (S.I. No. 49 of 1945)
S. 23(3) Arterial Drainage (Ballinamore/Ballyconnell Joint Committee) Regulations 1996 (S.I. No. 11 of 1996)
23(4) Arterial Drainage (Ballinamore/Ballyconnell Joint Committee) Regulations 1996 (S.I. No. 11 of 1996)
  Arterial Drainage (Membership and Procedure of Joint Committees) (Regulations) Order 1945 (S.I. No. 257 of 1945)