Victoria's Chief Health Officer Brett Sutton says three cases from the past week might be added to the total of mystery cases recorded in the state.
Meanwhile, Victorian Transport Minister Jacinta Allan says a decision about whether to extend the state of disaster beyond November 8 is yet to be made.
Here is a summary of what happened on Monday:
- One new case recorded in WA
- Melbourne cafe owner loses court challenge against coronavirus curfew
- 'We're talking weeks, not months': Gladys Berejiklian hints at border reopening with Victoria
- Zero cases recorded in Queensland
- State of disaster extension is still undecided in Victoria
- Seven new cases recorded in NSW. One locally acquired
- Victoria records zero cases
Look back at Monday's key events as they unfolded in the blog below: