| Water Act 1989 | 1989 c. 15 | s. 174(2)(k) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 2 | Yes | |
| The Sludge (Use in Agriculture) Regulations 1989 | 1989 No. 1263 | reg. 12 | inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 6 | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 2(7) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(2) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 92 heading | word inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(3)(a) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 92(1) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(3)(b)(i) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 92(1)(a) | substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(3)(b)(ii) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 92(1)(b) | words inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(3)(b)(iii) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 127(3)(a) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(4) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 131(3)(a) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(5) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 206(3)(k) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 3(6) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 93(1B) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(2)(a) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 93(2C) | omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(2)(b) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 93(7) | words inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(2)(c) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 102 heading | word inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(3)(a) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 102 | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(3)(b) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 102(a) | substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(3)(c) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 102(b) | words inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(3)(d) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 116 heading | word inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(4)(a) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 116(1) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(4)(b)(i) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 116(1)(a) | substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(4)(b)(ii) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 116(1)(b) | words inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(4)(b)(iii) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 161ZA(3) | omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(5) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 161ZB(3) | omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(5) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 161ZC(8) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(6)(a) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 161ZC(9) | inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(6)(b) | Yes | |
| Water Resources Act 1991 | 1991 c. 57 | s. 204(2)(k) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 4(7) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 5(1)(a) | word substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(2)(a)(i) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 5(1)(a) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(2)(a)(ii) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 5(5) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(2)(b) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 5(6) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(2)(c) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 5(8)(a) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(2)(d) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 12A | inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(3) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 13 | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(4)(a)(i) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 13 | words inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(4)(a)(ii) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | reg. 13(a)(b) | omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(4)(b) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | Sch. 1 Pt. 1 para. (c) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(5) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | Sch. 3 Pt. 1 para. 4 | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(6) | Yes | |
| The Urban Waste Water Treatment (England and Wales) Regulations 1994 | 1994 No. 2841 | Sch. 4 | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 7(7) | Yes | |
| The Water Supply (Water Fittings) Regulations 1999 | 1999 No. 1148 | reg. 1(2) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 8(2) | Yes | |
| The Water Supply (Water Fittings) Regulations 1999 | 1999 No. 1148 | reg. 4(2)(a) | omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 8(3)(a) | Yes | |
| The Water Supply (Water Fittings) Regulations 1999 | 1999 No. 1148 | reg. 4(2)(c) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 8(3)(b) | Yes | |
| The Water Supply (Water Fittings) Regulations 1999 | 1999 No. 1148 | reg. 4(6)(a) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 8(3)(c)(i) | Yes | |
| The Water Supply (Water Fittings) Regulations 1999 | 1999 No. 1148 | reg. 4(6)(a) | words omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 8(3)(c)(ii) | Yes | |
| The Drinking Water (Undertakings) (England and Wales) Regulations 2000 | 2000 No. 1297 | reg. 2 | word substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 9 | Yes | |
| Decision No 2455/2001/EC of the European Parliament and of the Council | 2001 No. 2455 | | revoked | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 27(a) | Yes | |
| The Water Environment (Water Framework Directive) (Northumbria River Basin District) Regulations 2003 | 2003 No. 3245 | reg. 4(2) | substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 10(2) | Yes | |
| The Water Environment (Water Framework Directive) (Northumbria River Basin District) Regulations 2003 | 2003 No. 3245 | reg. 5(1A)(a) | words substituted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 10(3)(a)(i) | Yes | |
| The Water Environment (Water Framework Directive) (Northumbria River Basin District) Regulations 2003 | 2003 No. 3245 | reg. 5(1A)(b) | omitted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 10(3)(a)(ii) | Yes | |
| The Water Environment (Water Framework Directive) (Northumbria River Basin District) Regulations 2003 | 2003 No. 3245 | reg. 5(7) | inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 10(3)(b) | Yes | |
| The Water Environment (Water Framework Directive) (Solway Tweed River Basin District) Regulations 2004 | 2004 No. 99 | reg. 2(3) | inserted | The Floods and Water (Amendment etc.) (EU Exit) Regulations 2019 | 2019 No. 558 | reg. 11(2) | Yes | |