Developers & Builders
Our Developing and Building Portal.
If you're building a new house, extension, or a large development and need waste and water supply services you can apply here on our dedicated portal to make your application.
What should I do before submitting an application?
Check your property or development is located in our supply area: Area-of-operation.
Read the relevant guidance notes Connection-services-for-homeowners-and-builders and Connection-services-for-our-business-customers.
Most applications require a fee to be paid before we can process the application, you can review our Connection-charging-arrangements.
If you need to Contact Us

Infrastructure Charges

Find out more about the one-off charges to connect properties to the water supply or public sewerage network.


Levels of Service

More information on the standards that developers can expect for the provision of housing infrastructure.


Health and Safety Advisory

Advice and requirements for staying safe and well on your development project.


Information for Developers

A summary of the changes to legislation affecting the adoption of new sewers and drains.


Technical Advisories

Use our guidance sheets to help plan your project.


Mailing Address

Developer Services
Southern House,
Yeoman Road,
West Sussex,
BN13 3NX

Developer Services Application Fees 2021/2022

List of 2021/2022 application fees of Developer Services.


If you need to escalate an issue

If there’s an issue with your application or project you can escalate via our published contacts and stages.

Sewer Ownership
Find out more about the changes in ownership of private sewers.
Water Label
Choose water saving products by using the European Water Label
Developers often ask...
How do I get a new water connection?
What are your charges for water to business customers?
Where are the application forms for new connections?
Can I build over a sewer?
I have a water meter but my bill is higher than I expected