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Development and Business

Onsite wastewater applications

All waste control system installations must comply with the On-Site Wastewater Systems Code and can be submitted by the onsite-wastewater works application form. Before completing your application please review the wastewater application guidelines.

You can make an online wastewater payment or enquiry for an application that has already been lodged with Council.

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Application fees

Application fees are effective between 1 July 2025 - 30 June 2026 and GST is exempt on all septic fees.

Fee type Description Cost
Lodgement Installation or alteration $133.00
Lodgement + 1 x inspection Alterations to existing septic system $280.00
Lodgement + 2 x inspections Within townships connected to Community Wastewater Management Scheme $427.00
Lodgement + 3 x inspections Outside townships Aerobic Wastewater Treatment Systems, Aerobic Sand Filter Systems & Soakage Systems & Alternative Systems $574.00
Installation or alteration* *Ip to 5000 litres $133.00
Extras For each 1000 litres over 5000 litres $29.25

For more information please contact Council’s Health Services team on 08 8563 8444, or by email at health@barossa.sa.gov.au

Checklist - Before you begin your Onsite Wastewater Application

Have you provided a site layout plan, including:
Have you provided a building layout plan, including:
For onsite disposal
Are flexible connections required?
If the septic tank is located less than 2.5m from the dwelling, have you provided engineering advice?
Do you know the Application ID(s) from the PlanSA Portal
Do you know if the system is failing or subject to a notice issued?

On-site Wastewater Works Approval Application

Pursuant to the SA Public Health (Wastewater) Regulations 2013, all on-site wastewater systems and alterations to on-site wastewater systems are subject to a wastewater works approval. Refer to the South Australian Department for Health and Ageing ON-SITE WASTEWATER SYSTEMS CODE (the Code) for further information to assist in the completion of this application form.

Each application must include two copies of a detailed sanitary plumbing and drainage lay-out (refer to Section 8 of the Code), a site and soil report (refer to Section 3.6.1 of the Code) and the appropriate fee as determined by the relevant authority. Applications where necessary, must include a detailed assessment of the land capability of the site via a soil report (i.e. the suitability of the site for treatment and disposal/reuse of domestic wastewater).

Please contact the relevant authority for details regarding the fee and method of payment. The relevant authority is:

  • The local Council for the installation of on-site wastewater systems with a capacity up to 40EP or connection to a Community Wastewater Management System (CWMS)
  • The South Australian Department for Health and Ageing for systems to be installed with a capacity greater than 40EP, Community Wastewater Management Systems (CWMS) and for wastewater systems in areas of the state not under local government control

FAILURE TO PROVIDE THE CORRECT INFORMATION OR FEE WILL RESULT IN APPROVAL DELAYS

Enquiries regarding this application will be directed to the applicant:

Applicant's address
Is the applicant the same as the owner?

If the applicant is not the owner, please also fill in the details below.

Owners address
Premise description 

Number of persons

Occupancy (Non-residential premises): Refer to APPENDIX E of the Code to decide on a suitable premises category to calculate the capacity of the septic tank and the effluent disposal requirements.

Water supply to premises 
Non-standard fixtures
Type of Works 

Please ensure that the submitted plans show the existing pipework and fittings (as known) and the intended additions, making a clear visual distinction between the two

Type of Disposal 
Type of System 
Is a pump required?
Trade waste – Please refer to Section 7
Land application of effluent
Type
This section is relevant for applications intending land application for effluent (select all that apply):

DLR/DIR or EPR nominated by the wastewater engineer

Type of connection
Details of the wastewater discharge

(Please attach additional information where required)

The application must be signed by both the owner and applicant.
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Date
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Date
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