Water Industry Act 1991

[^key-ba8aaa1313d7d6f8ed0beb893b814e09]: Words in s. 68 title substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 67(2); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(m) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-badbec8ca476eefebf7144566a4ac30d]: Words in s. 39A(3) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 51(6); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(k) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-baf5c31bd519fef1b81b7498da84b601]: Words in s. 17H(6) repealed (1.1.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 17(4)(b); S.I. 2015/1938, art. 3(f)(vii)

[^key-bb0432905bf7fd11009333f13f40af00]: S. 51A(9A) inserted (1.10.2017 for E., 1.4.2019 for W.) by Water Act 2014 (c. 21), ss. 10(2)(c), 94(3); S.I. 2017/462, art. 4(a); S.I. 2017/1288, art. 3(c)

[^key-bb09ff3f81529f9cdbdb2a54497db083]: Words in s. 174(1A)(a)(ii) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 108(2)(c)(i); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(u)(i) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-bb1079db86ac47e905fa8d5e111553c0]: Words in Sch. 15 Pt. 2 inserted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 94(b) (with art. 3)

[^key-bb1ed306cbb17b3e6b8ff65e442f95ee]: Pt. 3 functions transferred and modified (14.6.2016) by The River Tees Port Health Authority Order 2016 (S.I. 2016/644), arts. 1(1), 9, Sch. 2

[^key-bb6154eec1c4932d3ef5eeb01e710fc7]: Words in s. 101A(10) substituted (1.11.2015) by Water Act 2014 (c. 21), ss. 41(5), 94(3); S.I. 2015/1786, art. 2 (with art. 3)

[^key-bb8244de973157f160d75056ef629ad8]: S. 104(4) repealed (1.10.2017 for E., 1.4.2019 for W.) by Water Act 2014 (c. 21), ss. 11(2)(b), 94(3); S.I. 2017/462, art. 4(b); S.I. 2017/1288, art. 3(d)

[^key-bb896420b1c2b08b10716f85688ce545]: S. 106 applied (27.9.2016) by The Triton Knoll Electrical System Order 2016 (S.I. 2016/880), arts. 1(2), 12(2) (with arts. 39, 40, Sch. 8 para. 19)

[^key-bb9f8717f3a21dc198b3b46ecf2fe3c8]: S. 22A(13)(14) substituted for s. 22A(13) (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 14 para. 10; S.I. 2014/416, art. 2(1)(e) (with Sch.)

[^key-bbdc5041026ad6c897101fd54d53e08e]: Words in s. 87(11) substituted (1.11.2022 for E.) by Health and Care Act 2022 (c. 31), ss. 175(2)(g), 186(6); S.I. 2022/1003, reg. 3(a)

[^key-bc0ec8baa93d51f5f03b997fafbc26ff]: S. 166 modified (30.11.2017) by The Conservation of Habitats and Species Regulations 2017 (S.I. 2017/1012), regs. 1(2), 102(4)

[^key-bc2b77a3d57d3415b0b8dcea30af9bc5]: Words in s. 167(1) inserted by 2008 c. 29 Sch. 2 para. 50, which amendment ceases to have effect (1.10.2010) by Flood and Water Management Act 2010 (c. 29), ss. 41(1), 49(3) (with s. 49(1)(6)); S.I. 2010/2169, art. 4, Sch.

[^key-bc69bb7818ce03a6a65e3c004f6c8933]: S. 17O applied (with modifications) (28.6.2013) by The Water Industry (Specified Infrastructure Projects) (English Undertakers) Regulations 2013 (S.I. 2013/1582), reg. 1(1)(b), Sch. 1 para. 5(5) (with reg. 1(1)(c))

[^key-bc774233ae28cb97e922612591dcd741]: Words in s. 184(1) inserted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 252 (with Sch. 7)

[^key-bcb8a6332df9b2b1dee6f0091c7be958]: Words in s. 66J(2)(a) substituted (31.3.2017) by The Water Act 2014 (Consequential Amendments etc.) Order 2017 (S.I. 2017/506), arts. 1(1), 6(4)

[^key-bcc568b6b7fa3439930f7e5b74de5049]: Words in s. 17H(7) repealed (1.1.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 17(5)(a); S.I. 2015/1938, art. 3(f)(vii)

[^key-bcec4575bf70072d937cf87bc9acd46b]: Word in s. 15(3)-(3C) substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 56(4); S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-bcfd67614c2876b17aefc7974f215a52]: S. 61(6) inserted (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 60(9); S.I. 2017/462, art. 3(k)(vii)

[^key-bd09ca44592f5c531cc9fc1773f81e40]: Words in s. 17M(4) inserted (1.1.2025) by Digital Markets, Competition and Consumers Act 2024 (c. 13), s. 339(1), Sch. 30 para. 14(3)(b); S.I. 2024/1226, regs. 1(2), 2(1)(22)

[^key-bd3077a88f17cfdeee0fd29254d059a0]: S. 159(2)(c) inserted (E.) (31.10.2021) by The Water and Sewerage Undertakers (Exit from Non-household Retail Market) (Consequential Provision) Regulations 2021 (S.I. 2021/1208), regs. 1(2), 2(9)(c)

[^key-bd4f8f507ef8ebd41a2cd707dd375610]: Words in s. 133(6) substituted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 245(b) (with Sch. 7)

[^key-bd77567ba66f1fee887bf31e87080597]: Words in s. 17N(10)(a)(iv) inserted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 22(3); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-bdc6cab47257632ae36d29b85d8a16c3]: Words in s. 37A(8)(d) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 47(b); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(k) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-bdea415c2051c84944e36c5f5f8600b7]: S. 106 applied (19.11.2015) by The Ferrybridge Multifuel 2 Power Station Order 2015 (S.I. 2015/1832), arts. 1(2), 12(2)

[^key-bdf44bbbcefd3a8c6a6cc60f650746a3]: Words in s. 90(2) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 78(b); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(o) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-be193d681e16f5557d11c3dc692b37cc]: Words in s. 31(2A) substituted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 84(3)(b) (with art. 3)

[^key-bec6206591fccc99a1c20d8dc00b0164]: S. 221(2)-(8) applied (8.4.2010) by Flood and Water Management Act 2010 (c. 29), s. 49(1)(b)(3)(k) (with s. 49(1)(6))

[^key-bf0e9a63adf85a25eeae522db7de1d2d]: S. 106 applied (24.4.2025) by The London Luton Airport Expansion Development Consent Order 2025 (S.I. 2025/463), arts. 1, 19(2) (with Sch. 8 paras. 36(3), 87)

[^key-bfafb369fa54eac124d7b76121a6ccf6]: Words in s. 202(5) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 114(5); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(x) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-bfc24873f5b6b3a318fed865d736a898]: Words in s. 22A(6) inserted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 31(5)(a); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-bfe607a176ba7a7d92cb6d236df373ee]: S. 99(2A)(a) substituted (1.4.2018) by Water Act 2014 (c. 21), ss. 19(2)(c), 94(3); S.I. 2017/462, art. 5(b) (with art. 14)

[^key-c03cf62609c623a9e5b68bffbf109530]: Words in s. 93D(3) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 83(3); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(o) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c09deb1994b7dd9d311304d22d6811e3]: S. 105(4)(b) and word repealed (1.10.2017 for specified purposes) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 92(b); S.I. 2017/462, art. 4(d)(ii) (as substituted by S.I. 2017/926, art. 2(2))

[^key-c09f04bc156c44233b4ca50795289195]: S. 102(4)(za) inserted (1.4.2017 for specified purposes) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 90; S.I. 2017/462, art. 3(k)(xi)

[^key-c0aea723ba92a952f675acf21c38f2d5]: Word in s. 14(3) substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 54(4); S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-c0c4b42863508ceb99aeca38818b13fa]: Word in s. 17Q(8) substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 66(2); S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-c0c979dc2e1ae806a9584a007bb7f21a]: S. 155(3)-(6) applied (13.11.2025) by The Stonestreet Green Solar Order 2025 (S.I. 2025/1175), art. 1, Sch. 12 para. 7(3) (with art. 40, Sch. 13)

[^key-c0dadd1c41cfb71a5f35c181fa77f8c6]: S. 153(3A) inserted (1.4.2011) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 5 para. 4(5) (with s. 49(1)(6), Sch. 5 para. 4(9)); S.I. 2011/694, art. 3(j)

[^key-c0ed945cfd397b3609d36b2802cafcb5]: Words in s. 31(4) substituted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 84(5)(d) (with art. 3)

[^key-c12cf1a395436b56c1599463df487bde]: Word in s. 31(4)(a) inserted (1.1.2025) by Digital Markets, Competition and Consumers Act 2024 (c. 13), s. 339(1), Sch. 12 para. 23(4); S.I. 2024/1226, regs. 1(2), 2(1)(16)

[^key-c1a17fb250967db91a7ff38074cf5bc0]: S. 23(6)(a)(b) substituted (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 35(8)(c); S.I. 2017/462, art. 3(k)(ee)(v)

[^key-c1a26d9c8f478840331a051ed3f93baa]: Word in s. 17O(6) substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 64; S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-c2164108e264464d46850121a01b1ad4]: Words in s. 75(11)(b) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 72(3); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(m) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c231dc4ca77e22b9c0c44b7820b0e868]: Words in s. 174(3A)(a)(i) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 108(5)(b); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(u)(i) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c236e6c9faf6a55cd4566d5e24e29dc6]: S. 20 applied (28.6.2013) by The Water Industry (Specified Infrastructure Projects) (English Undertakers) Regulations 2013 (S.I. 2013/1582), reg. 1(1)(b), Sch. 1 para. 6(2) (with reg. 1(1)(c))

[^key-c2833d58e04cbdbda1eaf98cd394fd2d]: S. 75(2)-(12) applied (with modifications) (27.6.2016) by The Water Supply (Water Quality) Regulations 2016 (S.I. 2016/614), regs. 1(1), 21(4)(5) (with reg. 1(2)(3))

[^key-c2ba26271d78577de1bd1eb769841c62]: Sch. 2A inserted (1.1.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 1; S.I. 2015/1938, art. 3(d)

[^key-c2c86662563e06d91eaa404cdf1ccf92]: Sch. 2 para. 3(3A) inserted (23.2.2024) by The Water Industry Act 1991 (Amendment) Order 2024 (S.I. 2024/204), arts. 1(2), 6(3)

[^key-c2ccb3ca726ebbb0aa77045cd63c92bc]: Words in s. 37C substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 48(a); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(k) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c2ce28cb5c355c2146f2b2768d3aeeaa]: Words in s. 93B(1) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 81(2); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(o) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c32bcbc952c2eb69e561b756b5ff1da5]: S. 106(1B) inserted (2.5.2018 for W. for specified purposes, 7.1.2019 for W. in so far as not already in force) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 3 para. 16(1) (with s. 49(1)(6)); S.I. 2018/557, arts. 2(b), 3(b)

[^key-c33b8a3d046ddb4ead1df704b15aef36]: S. 17Q(7)(b) substituted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 79(4) (with art. 3, Sch. 2 para. 2)

[^key-c35a9d5611b987fd70da3181bcbd49e9]: S. 26 applied (with modifications) (28.6.2013) by The Water Industry (Specified Infrastructure Projects) (English Undertakers) Regulations 2013 (S.I. 2013/1582), reg. 1(1)(b), Sch. 1 para. 7(6) (with reg. 1(1)(c))

[^key-c361a95f6b037b54ca54ddb6170e358d]: Word in s. 22E(2)(b) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 33(3); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c39277865f4d8cd1993150d6eb5ea71a]: S. 96G(6)(a) applied (26.12.2023) by S.I. 2017/1012, reg. 85D (as inserted by Levelling Up and Regeneration Act 2023 (c. 55), s. 255(6), Sch. 15 para. 11 (with s. 247))

[^key-c3a15b251ad5cd2b60fa47d1b0ad5a9f]: Word in s. 22E(4)(b) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 33(3); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c3b1b7422e2271c8cb881851972fb8e6]: Words in s. 219(1) inserted (3.10.2016) by The Water and Sewerage Undertakers (Exit from Non-household Retail Market) Regulations 2016 (S.I. 2016/744), reg. 1(2), Sch. 2 para. 11

[^key-c405a1970d4873fdc67957029e01becf]: Words in s. 22A(2) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 31(3)(c); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c43d0ab4f2f2856bbac8329b78ad2aee]: S. 23(2B)-(2G) inserted (1.10.2010 for specified purposes, 12.1.2024 in so far as not already in force) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 5 para. 3 (with s. 49(1)(6)); S.I. 2010/2169, art. 4; S.I. 2024/35, art. 2(b)

[^key-c441cbe8c2027775cc400c9fd5a2b2df]: Word in Sch. 4ZA para. 5 substituted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 93(6) (with art. 3)

[^key-c46ccfe203d461218c53845269e81f67]: S. 86(6)(a)(b) substituted for words in s. 86(6) (24.4.2025) by Water (Special Measures) Act 2025 (c. 5), ss. 6(2)(b), 17(5)(a) (with s. 6(3))

[^key-c4d81cb4a35347efc0c41c5136271f6f]: Words in s. 164(2) substituted (14.7.2014) by Water Act 2014 (c. 21), s. 94(2)(t), Sch. 7 para. 107

[^key-c4ea3b54b3f88a5e3bd58fc22b0e173b]: Words in s. 93B(4) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 81(4); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(o) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c4eca40dbf9d402248920022c206ebaf]: Words in s. 19(3)(a) inserted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 14 para. 9(3)(b); S.I. 2014/416, art. 2(1)(e) (with Sch.)

[^key-c59fe44bc4785723236fd3074ec1c6a1]: Words in s. 219(1) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 120(2)(a); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(aa) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c5b1f9c127a17358f8aa55edfbab24da]: Words in s. 17P(11) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 24(5)(a); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c5c69ebd807ac88563cafc1788d8a227]: Words in s. 141(1) inserted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 248 (with Sch. 7)

[^key-c6c7e9c1c061cae761a4afae139530a4]: Word in s. 35(5) substituted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 87 (with art. 3)

[^key-c6d9f9d111b20950850c70fc697e796c]: Words in s. 135A(1) substituted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 247(2)(b) (with Sch. 7)

[^key-c70de29fcd5b8b57c1f21af03e6e8b9c]: S. 106 applied (11.11.2020) by The West Burton C (Gas Fired Generating Station) Order 2020 (S.I. 2020/1148), arts. 1, 11(2) (with reg. 11(7))

[^key-c734daa9377dfb417331cd869f8f1d4c]: Words in s. 17D(11) substituted (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 12(10)(b); S.I. 2017/462, art. 3(k)(iv) (with art. 11)

[^key-c7792b408340a1b108b2f5762c0f6e0a]: Words in s. 113(3) substituted (1.10.2017 for specified purposes) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 96; S.I. 2017/462, art. 4(d)(iii) (as substituted by S.I. 2017/926, art. 2(2))

[^key-c78b55ad1dc0e623f455bd3baf868093]: S. 106 applied (11.3.2015) by The Dogger Bank Creyke Beck Offshore Wind Farm Order 2015 (S.I. 2015/318), arts. 1, 17(2) (with art. 17(7)(9), 40, 41, Sch. 12 Pt. 1 paras. 4, 9(2), 10, Sch. 12 Pt. 2 paras. 4(2)(3), 19, Sch. 12 Pt. 4 paras. 3, 4, 16

[^key-c7a0b7679e6a3d5448daa98c5476ac0e]: S. 55(1B) inserted (3.10.2016) by The Water and Sewerage Undertakers (Exit from Non-household Retail Market) Regulations 2016 (S.I. 2016/744), reg. 1(2), Sch. 2 para. 5

[^key-c7ac13123ab0ff2953b1616b24d7100a]: S. 17F(1)-(1E) substituted for s. 17F(1) (1.4.2016) by Water Act 2014 (c. 21), ss. 25(2), 94(3); S.I. 2016/465, art. 2(f) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c7ae2f2f74af87c2e60173f29398f41c]: Word in s. 16A heading substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 58(5); S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-c809cee3862badb92e87070cf85b4d07]: Words in s. 192B(1) inserted (31.3.2017) by Wales Act 2017 (c. 4), ss. 48(2)(a), 71(2)(f) (with Sch. 7 paras. 1, 6, 7)

[^key-c823cb7284a7f33b6838f853bf9b5ee6]: Words in s. 179(4)(b) inserted (6.4.2014) by Tribunals, Courts and Enforcement Act 2007 (c. 15), s. 148, Sch. 13 para. 98 (with s. 89); S.I. 2014/768, art. 2(1)(b)

[^key-c82ab17dd64cd5958c12099a8f672202]: Words in s. 2(6)(a) substituted (15.7.2015 for specified purposes, 1.9.2015 for specified purposes, 1.11.2015 for specified purposes, 18.12.2015 for specified purposes, 1.4.2016 for specified purposes, 1.9.2016 for specified purposes, 1.11.2016 for specified purposes, 1.4.2017 in so far as not already in force) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 3(8)(a); S.I. 2015/1469, arts. 2(f)(ii), 3(f)(ii), 4(c)(ii); S.I. 2015/1938, art. 2(g)(ii); S.I. 2016/465, arts. 2(m), 3(g)(ii), Sch. 1 para. 1(c)(iv) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16); S.I. 2016/1007, art. 2(h)(aa)(ii); S.I. 2017/462, art. 3(k)(ii)

[^key-c83f6b6a701ace55fe94742f6b272418]: S. 106 applied (27.2.2025) by The Associated British Ports (Immingham Green Energy Terminal) Order 2025 (S.I. 2025/165), arts. 1, 18(2) (with arts. 48, 59, Sch. 14)

[^key-c878b5fbabba9fca35755b047eb45053]: Words in s. 154A(1)(b) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 103(2)(b); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(r) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c87fba8edb363ee1d90a306ac99b90c0]: Words in s. 2(1) substituted (15.7.2015 for specified purposes, 1.9.2015 for specified purposes, 1.11.2015 for specified purposes, 18.12.2015 for specified purposes, 1.4.2016 for specified purposes, 1.9.2016 for specified purposes, 1.11.2016 for specified purposes, 1.4.2017 in so far as not already in force) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 3(2); S.I. 2015/1469, arts. 2(f)(ii), 3(f)(ii), 4(c)(ii); S.I. 2015/1938, art. 2(g)(ii); S.I. 2016/465, arts. 2(m), 3(g)(ii), Sch. 1 para. 1(c)(iv) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16); S.I. 2016/1007, art. 2(h)(aa)(ii); S.I. 2017/462, art. 3(k)(ii)

[^key-c8925d5a4dcba7a854f5b93b0e1d0033]: Words in s. 143A(3)(b) inserted (24.4.2025) by Water (Special Measures) Act 2025 (c. 5), ss. 13(2), 17(5)(b)

[^key-c8cf4454fb351980b01b3ee898669c8b]: S. 14B(2)(aa) inserted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 75(4)(b) (with art. 3, Sch. 2 para. 2)

[^key-c8e1ecca5e16494fb9faccec052d49ec]: S. 100 repealed (1.4.2018 for specified purposes) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 88; S.I. 2017/462, art. 5(e)(iii) (with art. 14) (as amended by S.I. 2017/926, art. 2(3))

[^key-c8f8d697f62221b54d7f9fc9e34a9560]: Words in s. 17D(8) repealed (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 12(8)(b); S.I. 2017/462, art. 3(k)(iv) (with art. 11)

[^key-c8f999eabd4d63d7e942fbc2c8a04949]: S. 63(3A) inserted (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 61; S.I. 2017/462, art. 3(k)(vii)

[^key-c9039cb294e53b96d300ad2f6ed0da41]: Words in s. 61(3)(a) inserted (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 60(6)(b); S.I. 2017/462, art. 3(k)(vii)

[^key-c906d39072382049773fd233c9f92fa2]: Word in s. 14B(2)(a) omitted (1.4.2014) by virtue of The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 75(4)(a) (with art. 3, Sch. 2 para. 2)

[^key-c9460a38ee3e5cc0b1c37a6b1ea8ebbf]: Words in s. 86(6) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 75(2); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(o) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c94de56bd533a66c22fd243c7c6524f8]: S. 87(7A)(7B) omitted (1.11.2022 for E.) by virtue of Health and Care Act 2022 (c. 31), ss. 175(2)(e), 186(6); S.I. 2022/1003, reg. 3(a)

[^key-c97d54332acd61d20f79d995b57ca14d]: S. 96A(1A)(1B) inserted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 86(3); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(p) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-c99877e1b4e0c4302fb74f1456164538]: S. 195 applied (with modifications) (28.6.2013) by The Water Industry (Specified Infrastructure Projects) (English Undertakers) Regulations 2013 (S.I. 2013/1582), reg. 1(1)(b), Sch. 1 para. 14(1) (with reg. 1(1)(c))

[^key-c9aece3bd5dffd75b8c37e53fd9946e6]: Words in s. 22C(1) substituted (14.7.2014) by Water Act 2014 (c. 21), ss. 26(1), 94(2)(g) (with s. 26(2))

[^key-ca0918ba196e64e88cf515907193b3d0]: Words in Sch. 2 para. 2(3) substituted (E.W.) (1.4.2011) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 5 para. 1(3) (with s. 49(1)(6)); S.I. 2011/694, art. 3(j) (with art. 5(3))

[^key-ca114306dda87b4e4ada0878c647a8f3]: S. 66F repealed (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 2 para. 6; S.I. 2017/462, art. 3(i)(v) (with arts. 6-9)

[^key-ca3e86dfb0258a9e50f76690db1c7fd1]: Words in s. 132(3) substituted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 244(4)(b) (with Sch. 7)

[^key-ca5ee5da54b3ebfbea5011124cf39595]: Word in s. 22C(1)(a) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 32(2)(b); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-ca7f771649ba80d40f07f9b4163a1559]: Words in s. 16B(6) inserted (1.1.2025) by Digital Markets, Competition and Consumers Act 2024 (c. 13), s. 339(1), Sch. 30 para. 13(2)(a); S.I. 2024/1226, regs. 1(2), 2(1)(22)

[^key-caa6b9d2e016055c18da0498affe89c8]: Words in s. 17L(2)(3) substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 62; S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-cac511c42e91343f2ffc77aba052cd49]: Words in s. 66G(10) substituted (1.4.2017) by Water Act 2014 (c. 21), s. 94(3), Sch. 2 para. 7(4)(a); S.I. 2017/462, art. 3(i)(v)

[^key-cb0bc26264aaae926ce12d0f5c1c0825]: Word in s. 14(1) substituted (1.4.2014) by Enterprise and Regulatory Reform Act 2013 (c. 24), s. 103(3), Sch. 6 para. 54(2)(a); S.I. 2014/416, art. 2(1)(d) (with Sch.)

[^key-cbb38e2de6c0da3c48056716d42c8122]: S. 106 applied (25.5.2020) by The West Midlands Rail Freight Interchange Order 2020 (S.I. 2020/511), arts. 1, 21(2) (with art. 21(7))

[^key-cbe591bbd618d937c1690f746725fd99]: Words in s. 39A(2B) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 51(5); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(k) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-cbe5dacba0e0c6642d4964e30d9a6005]: Sch. 4A para. 8(2)(d)(ii) omitted (2.4.2018) by virtue of The Regulation and Inspection of Social Care (Wales) Act 2016 (Consequential Amendments) Regulations 2018 (S.I. 2018/195), regs. 2(1), 16(2)(d)

[^key-cbef5378feb4a8af2f6a5a5b409cb599]: Words in s. 202(6) inserted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 254 (with Sch. 7)

[^key-cc149791a4f631f60d8966c70f33875a]: Words in s. 17J(12)(a) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 20(12)(b); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-cc466be89832d9bc3d0d743236427b8b]: Words in s. 66H(4)(c) inserted (1.4.2013) by The Natural Resources Body for Wales (Functions) Order 2013 (S.I. 2013/755), art. 1(2), Sch. 2 para. 235(2) (with Sch. 7)

[^key-cc76902b7791ffe4ddffda634d352f7a]: Words in s. 17R(2)(a)(i) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 25(4)(a); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(j) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-cc7bb7b0dcdbf70ebe3263a97b64fd25]: S. 22A(1)(b)(iii) and word inserted (31.3.2017) by The Water Act 2014 (Consequential Amendments etc.) Order 2017 (S.I. 2017/506), arts. 1(1), 6(3)(b)

[^key-ccab16e073edc72b7770b1cfe662b3a0]: Words in s. 174(2A)(b) substituted (1.4.2016) by Water Act 2014 (c. 21), s. 94(3), Sch. 7 para. 108(4)(a); S.I. 2016/465, art. 2(m), Sch. 1 para. 1(u)(i) (with Sch. 2) (as amended (22.3.2017) by S.I. 2017/462, art. 16)

[^key-ccae52bf45a14923501fe9e2bbfff14f]: Words in s. 89(1) substituted (1.11.2022 for E.) by Health and Care Act 2022 (c. 31), ss. 175(5)(b)(i), 186(6); S.I. 2022/1003, reg. 3(a)

[^key-ccd6ef7cba676a52d0b3515a72905603]: Word in s. 17M(1) inserted (1.4.2014) by The Enterprise and Regulatory Reform Act 2013 (Competition) (Consequential, Transitional and Saving Provisions) Order 2014 (S.I. 2014/892), art. 1(1), Sch. 1 para. 78(2) (with art. 3, Sch. 2 para. 2)