You must have this licence if you are involved in activities where waste will come into contact with water. Water includes groundwater, tidal water, rivers, creeks, lakes and channels. Waste includes any matter whether wholly or partly in a solid liquid or gaseous state, which if added to water, may pollute the water.
Activities which may need this licence include:
- operating a sewage or wastewater treatment plants
- operating aquaculture
- dredged material disposal.