Wastewater management codes and guidelines
If you design or install wastewater management systems (WMSs) in the Northern Territory (NT), you must meet certain rules and regulations.
The documents below provide guidance on how to meet your requirements.
Changes to regulations
On 2 November 2020, changes were made to the way WMSs are regulated in the NT.
These changes are part of the amended Public and Environmental Health Regulations.
- updated code of practice for wastewater management
- code of practice for product approval of on-site WMS.
Changes were also made to the Building Regulations 1993 on 28 April 2021. The regulations adopt the updated code of practice for wastewater management for use inside building control areas.
WMS designers, installers, building practitioners and other industry professionals must follow the regulations for all WMSs in the NT.
Code of practice for WMSs
If you want to install a WMS in the NT, you must comply with the technical requirements of the code of practice for wastewater management.
- guidance for selecting, designing, installing and managing WMSs in the NT
- best practice for effective wastewater management based on current standards and guidelines.
Other codes and guidance notes
Read other wastewater management codes and guidance notes in the table below.
|Guidance notes for wastewater management |
Guidance notes for wastewater management
These guidance notes apply to WMSs outside building control areas.
They provide additional information to the code of practice for wastewater management.
|Code of practice for product approval of on-site wastewater management systems |
Code of practice for product approval of on-site wastewater management systems
|This code sets the minimum requirements for manufacturers to get product approval by the chief health officer to produce or sell their OWMS in the NT.|
|2014 code of practice for on-site wastewater management |
2014 code of practice for on-site wastewater management
|Use this code as a reference for WMS installations carried out before the new code was introduced.|
Last updated: 28 April 2021
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