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Building over sewers or public drains

Here's an overview of the build over agreement application process:
A diagram showing the process of getting a new water connection.

You must get a build over agreement before starting any construction work. Retrospective agreements may not be approved if our pipework was not properly protected, as per our specifications. Without an agreement, you may have issues selling your property later.
 
Before you begin your build over agreement application, you’ll need to know:
 

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Frequently asked questions