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Updated to 29 May 2026 (Act No. 11 of 2026 and S.I. No. 217 of 2026)

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

Arterial Drainage Act 1945
No. 3 of 1945

Contents

Commencement

Section Commencement Commencement Information
Whole Act 1 March 1945 Commenced on enactment

Amendments and other effects

How AffectedAffecting Provision
Act included in collectively cited Arterial Drainage Acts 1945 and 1995 14/1995, s. 16(2)
Act included in collectively cited Arterial Drainage Acts 1945 and 1955 23/1955, s. 3(2)
Minister's power to amend/ repeal S.I. No. 122 of 2010, reg. 58(1)(h)
Minister's power to authorise abandonment of certain Commission duties S.I. No. 122 of 2010, reg. 57, sch. 3 (col. cit.)
Minister's power to transfer powers/ responsibilities under S.I. No. 122 of 2010, reg. 58(1)(g)
Primary responsibility for collectively cited Arterial Drainage Acts  37/2001, s. 63 and sch. 12 part 2, as substituted by 30/2007, ss. 3, 115
Application of Act restricted S.I. No. 477 of 2011, regs. 1(3), 42(22), sch. 2 (col. cit.)
  S.I. No. 122 of 2010, reg. 24(2) (col. cit.)
  S.I. No. 426 of 1985, arts. 3(b), 10, sch., paras. 4, 5
Power to prepare multiple schemes confirmed 14/1995, s. 8
Application extended 20/1990, ss. 5(1), 6(1), 9
S. 2 functions transferred and references construed (Minister for Finance) S.I. No. 418 of 2011, arts. 1(2), 3, sch. 1
  S.I. No. 128 of 1987, art. 3
  S. I. No. 448 of 1986, art. 3
S. 3A inserted S.I. No. 472 of 2019, reg. 3(a)
S. 3A(1) amended 34/2024, ss. 1(3), 631, sch. 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) inserted S.I. No. 469 of 2012, reg. 2
S. 4(1A) deleted S.I. No. 472 of 2019, reg. 3(b)
S. 4(2A), (2B) inserted S.I. No. 349 of 1989, arts. 2(1), 16(b)
S. 4(2A) deleted with transitional provisions for ss. 4(2A)(b), (d) S.I. No. 472 of 2019, regs. 3(b), 4(1), 4(2)(a)
S. 4(2A)(b)(iii) inserted S.I. No. 93 of 1999, regs. 2(1)-(3), 10(a)
Ss. 4(2A)(d), (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)
S. 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 part 3 (see also 1/2014, ss. 1(22), 21(4), schedule 3)
  37/2001, s. 131A(1)(b),(4), schedule 14A part 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) applied with modifications 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) applied with modifications 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(1) amended S.I. No. 349 of 1989, arts. 2(1), 16(f)
S. 7(1)(b) transfer of functions under S.I. No. 91 of 1987, art. 4, schedule
  S.I. No. 125 of 1959
S. 7(1)(d) inserted S.I. No. 349 of 1989, arts. 2(1), 16(g)
Ss. 7(3) 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) inserted S.I. No. 349 of 1989, arts. 2(1), 16(h)
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)-(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) inserted S.I. No. 388 of 2009, regs. 2, 7
S. 9(h) deleted S.I. No. 472 of 2019, reg. 3(h)(iii)
S. 10  application restricted 1/1977, ss. 3(6), 33
S. 10 functions transferred and references construed (Minister for Agriculture) S.I. No. 30 of 1977
  S.I. No. 83 of 1965
  S.I. No. 67 of 1957
S. 12 reference construed 45/1960, s. 5
S. 12(1) 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) repealed 14/1995, s. 15(a), table
S. 14(2) amended 45/1960, s. 7, schedule
S. 14(4) repealed 14/1995, s. 15(a), table
S. 14(4) amended 45/1960, s. 7, schedule
S. 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. 23 application extended 14/1995, ss. 9(3)(a)(ii), (b)
S. 30(1) amended 14/1995, s. 13, table
S. 32 functions transferred and references construed (Minister for Agriculture) S.I. No. 30 of 1977
  S.I. No. 83 of 1965
  S.I. No. 67 of 1957
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
S. 37 recovery of maintenance costs during transitional period S.I. No. 215 of 1974, art. 3 and sch. 1 para. 16
Ss. 37(1)(c)-(h) repealed 14/1995, s. 15(a), table
S. 37(1)(c) amended S.I. No. 215 of 1974, art. 4(2), schedule 2 part 1
S. 37(1)(d) amended S.I. No. 215 of 1974, art. 4(2), schedule 2 part 1
S. 37(1)(e) amended S.I. No. 215 of 1974, art. 4(2), schedule 2 part 1
S. 37(1)(f) amended S.I. No. 215 of 1974, art. 4(2), schedule 2 part 1
S. 37(1)(g) amended S.I. No. 215 of 1974, art. 4(2), schedule 2 part 1
S. 37(2), (3) repealed 14/1995, s. 15(a), table
S. 37(3)(a1), (a2) inserted 23/1955, s. 2(1), (2)
S. 38 application extended 14/1995, ss. 9(3)(a)(ii), (b)
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)
Part 7 (s. 42) repealed 45/1960, s. 7, schedule
S. 46(2)(c)(i) fines substituted 14/1995, s. 14, table
S. 46(5)(b) repealed 14/1995, s. 15(a), table
S. 47 functions transferred and references construed (Minister for Agriculture) S.I. No. 30 of 1977
  S.I. No. 83 of 1965
  S.I. No. 67 of 1957
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)(a) 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 unaffected 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), (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)