Engineering Drainage and Detention Application Form

  • Current Intro
  • Application
  • Customer
  • Review
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About this form 

You only need to apply if your Planning Permit has a condition requiring you to.

Example Planning Permit condition: 

“An on-site stormwater drainage retention/detention system must be installed on the subject land to the satisfaction of the Responsible Authority".

Who can apply 

The property owner or their authorised representative such as an engineer, designer, builder, or planning consultant.

What you need to apply

  • Planning Permit number

  • Design and computations plans

  • A BlueFactor report or MUSIC model*
  • A credit card to make payment.^

*Water Sensitive Urban Design applications only.

^On-Site Detention applications only.

Fees 

Application fees apply only for On-Site Detention. We calculate the application fee by property area:

  • up to 1000m2 is $369.37

  • 1001-599,999m2 is $369.37 plus $63.34 per 1000m2.

We charge the 60,000m2 fee for applications over 60,001m2, then invoice the remaining fee.

If the land area provided on application differs from our records, you will be invoiced to pay or refunded the difference.

Planning Permit Check

Applications are limited to Planning Permits that have been issued.

Enter your Planning Permit number to check if you can apply.

Planning Permit number
Find Permit
Last updated: 20 August 2026 - 8:37am
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