Developers and building

Whether you're building your own house, adding an extension or planning a big commercial development, we'll work with you to make sure your water and sewerage plans are right for your project.

Beach huts

Have your say on our charges

We’re preparing our charges for 2023/2024, and we’d like to invite you to comment on our proposals. We’ll be publishing some briefings here in October and November so that we have time to review your feedback before we finalise our charges in January 2023. To read our proposals, simply click on a briefing pack below:

Briefing 1: Application and Admin Fees

Briefing 2: Construction Charges 

Briefing 3: Policy Announcements (coming soon)

To share your comments, follow the link on page 3 ‘Introduction’ to take part in our online survey.

Popular services

If you're planning a new building or extension, here's what you might need to look at:


If you're building or converting a property you'll need to apply for a new water connection.

Sewerage connection

You'll need a sewerage connection to take wastewater away from a new building.

Building over a public sewer

You'll need to apply for permission if there's a public sewer within 3 metres of your planned building.

Looking for something else?

Now accepting BACS

Apply online

Our online forms are the best way to apply:

  • it’s quick and easy
  • you can pay by card
  • you can pay by BACS (bank transfer)
  • we’ll remember your details to make applying even easier next time
  • you’ll get an email confirmation when we’ve received your application
  • you can upload all your supporting documents.

Apply now

Unsure which developer service you need?

Whatever you're planning to build, we've created a guide to help you find what you need.

Services guide

All services

Apply online

Our online forms are the easiest way to submit and pay for your application.


If you're building or converting a property you'll need to apply for a new water connection.


Apply for permission to build over a public sewer or for a new sewerage connection.

New Appointments and Variations (NAVs)

Bulk water supply and sewerage services.

Level of Service

Our performance reports show the level of service you can expect from us.

Developer Services charges

Our services charging arrangements.

Contact developer services

If you have a query or any feedback, please get in touch. We'd be happy to help.

Get in touch