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4. Apply for consent to add a rainwater tank

​Apply for a building consent application

We recommend you engage a professional to complete your application form.


You will need to:

  1. Log in to complete the online application
  2. Upload the completed Lodgement Checklist - Rainwater re-use tank
  3. Pay by MasterCard, Visa, Online EFTPOS or Account2Account (bank transfer).

Apply for a building consent

We only accept online applications for this service. If you are unable to apply digitally, visit one of our libraries with council services for assistance in making your online application.

Call us on 09 301 0101 to speak with our building and planning help desk if you have questions regarding your application.

See Free advice before submitting a consent application for more information.

Building consent application fees

The consent fee depends on the value and complexity of your project.

There are separate fees for resource and building consents.

For building consent fees, see Building control fees and charges.

Apply for a resource consent

Email with your completed Form A (PDF 693KB).

What happens next

We will process your application within 10 to 20 working days.

We will let you know the decision by email or post.

If your application is not complete, we will return it to you with a request for the missing information. You may need to pay fees.

Our tip

The owner/occupier of the premises must ensure the water tank is maintained in good operating order and the water is in satisfactory condition.

Find out more at Rainwater tank components and maintenance.