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WaterSafe Certificate of Work Completed
A WaterSafe Certificate of Work Completed confirms that plumbing work has been carried out by a WaterSafe approved plumber in compliance with the Water Supply (Water Fittings) Regulations 1999. It serves as proof that the installation meets water byelaw requirements and will not cause contamination of the public water supply.
Water Supply (Water Fittings) Regulations 1999, Water ByelawsValid: One-off (issued at completion)
What it covers
- Description of plumbing work completed
- Compliance with water fittings regulations
- Backflow prevention measures
- Materials used (WRAS approved)
- Pressure testing results
- Water company notification status
Who needs a WaterSafe Cert?
Homeowners
Commercial property owners
Water companies (for notification)
Building control
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Frequently asked questions about WaterSafe Cert
What is WaterSafe?
WaterSafe is the UK plumbing industry scheme that identifies approved plumbers who are qualified to work on water supply systems. WaterSafe plumbers are trained in the Water Supply (Water Fittings) Regulations and carry appropriate insurance.
Do I need to notify the water company?
Yes, certain types of plumbing work must be notified to your local water company in advance. This includes installing baths over 230 litres, bidets with ascending spray, outside taps, and any work on commercial premises.