The Water Supply (Water Fittings) Regulations 1999
PART IPRELIMINARY
1Citation, commencement and interpretation
2Application of Regulations
PART IIREQUIREMENTS
3Restriction on installation etc. of water fittings
4Requirements for water fittings etc.
5Notification
6Contractor’s certificate
PART IIIENFORCEMENT ETC.
7Penalty for contravening regulations
8Modification of section 73 of the Act
9Inspections, measurements and tests
10Enforcement
11Relaxation of requirements
12Approval by the regulator or the water undertaker
13Disputes
14Revocation of byelaws
SCHEDULE 1FLUID CATEGORIES
Fluid category 1
Fluid category 2
Fluid category 3
Fluid category 4
Fluid category 5
SCHEDULE 2REQUIREMENTS FOR WATER FITTINGS
Interpretation
1In this Schedule– “backflow” means flow upstream, that is in...
Materials and substances in contact with water
2(1) Subject to sub-paragraph (2) below, no material or substance,...
Requirements for water fittings
3Every water fitting shall– (a) be immune to or protected...
4Every water fitting shall– (a) be watertight;
5Every water fitting shall be capable of withstanding an internal...
6No water fitting shall be installed, connected or used which...
7(1) No water fitting shall be embedded in any wall...
Water system design and installation
8No water fitting shall be installed in such a position,...
9Any pipe supplying cold water for domestic purposes to any...
10(1) Every supply pipe or distributing pipe providing water to...
11Water supply systems shall be capable of being drained down...
12(1) The water system shall be capable of withstanding an...
13Every water system shall be tested, flushed and where necessary...
Prevention of cross connection to unwholesome water
14(1) Any water fitting conveying– (a) rain water, recycled water...
Backflow prevention
15(1) Subject to the following provisions of this paragraph, every...
Cold water services
16(1) Every pipe supplying water connected to a storage cistern...
Hot water services
17(1) Every unvented water heater, not being an instantaneous water...
18Appropriate vent pipes, temperature control devices and combined temperature pressure...
19Discharges from temperature relief valves, combined temperature pressure and relief...
20(1) No vent pipe from a primary circuit shall determine...
21Every expansion cistern or expansion vessel, and every cold water...
22(1) Every expansion valve, temperature relief valve or combined temperature...
23(1) A temperature relief valve or combined temperature and pressure...
24No supply pipe or secondary circuit shall be permanently connected...
WC's, flushing devices and urinals
25(1) Subject to the following provisions of this paragraph–
Baths, sinks, showers and taps
26All premises supplied with water for domestic purposes shall have...
27A drinking water tap shall be supplied with water from–...
28(1) Subject to paragraph (2), every bath, wash basin, sink...
Washing machines, dishwashers and other appliances
29(1) Subject to paragraph (2), clothes washing machines, clothes washer-driers...
Water for outside use
30Every pipe which conveys water to a drinking vessel for...
31Every pond, fountain or pool shall have an impervious lining...
SCHEDULE 3BYELAWS REVOKED
This Statutory Instrument has been amended by S.I. 1999/1506 and is being issued free of charge to all known recipients of S.I. 1999/1148.
1999 No. 1148
WATER INDUSTRY, ENGLAND AND WALES

The Water Supply (Water Fittings) Regulations 1999

Made
Laid before Parliament
Coming into force
The Secretary of State for the Environment, Transport and the Regions and the Secretary of State for Wales acting jointly, in exercise of their powers under sections 74, 84 and 213(2) of the Water Industry Act 19911, hereby make the following Regulations: