Apply for a permit

A Unitywater Trade Waste Discharge Permit is required for a business that is or will be carrying out any of the following activities:

  • discharging any liquid waste to the drainage system, other than domestic waste (domestic waste is from a toilet, hand basin or a kitchen sink used for personal use);
  • washing up or cleaning any utensil or apparatus that is a component of the business and then discharging the waste into the drainage system;
  • conducting a commercial/industrial process that produces a contaminated liquid waste (i.e. anything that is non-domestic liquid waste that contains chemicals or residue from a commercial or industrial process);
  • having any pre-treatment devices installed on the property that will be connected to the drainage system.

Permit fees

There is an application / assessment fee when applying for a new or revised permit. There may also be fees for renewing your permit.

Trade waste fees are charged either annually (in advance or arrears) or 6-monthly (in advance or arrears). See our fees and charges for standard prices. Please contact us if you have any questions relating to your payment arrangements.

    Saving Tips
  • Bathroom Tip #1

    Save water in the bathroom by turning off the tap while cleaning your teeth or shaving, keeping showers to less than four minutes, fix leaking taps, toilets and showers immediately, and installing a water-efficient shower rose.