As a general rule, if you are fishing from rocks exposed to ocean swell in a declared area, then you will need to wear a lifejacket. It is safest to wear a lifejacket whenever and wherever you are rock fishing. Declared areas are:
Some lifejackets approved under other standards may also meet the requirements.
Check weather conditions
Old4New lifejacket program
Recreational fishing licence
Safefishing Tips and Resources