Permission to Install or Alter a Septic Tank System - Victoria


You will require this permit if you intend to construct, install or alter a septic tank system. This permit will be needed prior to a building permit being approved. All septic tank systems must comply with the current Australian New Zealand Standard for On-site Domestic Wastewater Treatment Units - Septic Tanks.

Septic Tanks provide an onsite sewage disposal system for buildings on the urban fringe and in rural or remote locations that have no access to a sewer connection. You should regularly (at least every three years but preferably every year) pump out the sludge and solids from the tank.

Service type


A licence defines the need to obtain recognition / certification and registration to undertake a certain business activity.

Eligibility requirements

When installing or altering a septic tank system, you must:

  • include a copy of your certificate of conformity from an accredited conformity assessment body (CAB)
  • comply with the relevant Australian Standards
  • comply with any relevant Codes of Practice
  • submit all required forms
  • pay any required fees.

Please consult the responsible council for more information regarding eligibility requirements.

Ongoing eligibility requirements

The system must be assessed for permit compliance by an authorised assessor on a yearly basis, or as required by council.


As specified.


Fees Details for this service in table format.

Task Type Business Structure Amount Description
Apply Application All $340.00 Report and consent. Fees for 2017-18.
Apply Application All $200.00 Extension of permit. Fees for 2017-18.
Apply Application All $600.00 Fees for 2017-18.
Apply Inspection All $135.00 Additional inspection. Fees for 2017-18.
Vary Application All $600.00

Alteration of septic tank. Fees for 2017-18.


Task Business Structure Resources
Apply All Application to Install / Alter a Septic Tank System - PDF (Opens in new window)
Apply All Application to Search for Copies of Septic Tank Plans / Permits - PDF (Opens in new window)
Apply All Application for Extension of Septic Tank System Permit - PDF (Opens in new window)
Comply All Guide to Domestic Wastewater Treatment and Disposal Systems - Please contact the responsible council for application forms and registration details.

Other resources

Administering agency

Nillumbik Shire Council

Contact details

Contact Email, Phone and Address Details for this service in simple two column table format, header then data.

General Enquiries

Nillumbik Shire Council

Operating address: Civic Drive
Victoria 3088
Mailing address: PO BOX 476
Greensborough, Victoria 3088
Other: 03 9433 3111
Other: 03 9433 3777
Website: Nillumbik Shire Council (Opens in new window)