* Victoria recorded 21 new virus cases and seven further deaths, taking the state's toll to 757 and the national toll to 844.
* The infection count is the state's lowest in almost three months and has prompted health chief Brett Sutton to declare Melbourne's latest cluster is under control.
* Premier Daniel Andrews says the numbers are good news but do not mean restrictions will ease ahead of Victoria's September 28 timeline.
* Mr Andrews also confirmed retired police officers will be recalled to help conduct household quarantine checks in what the state opposition has deemed a "recipe for disaster".
* Between 50 and 100 anti-lockdown protesters clashed with police in Melbourne's inner beachside area before officers chased them off on horseback, in a chaotic, scattered rally.
* A Victorian man has been charged by South Australian police after they spotted him speeding from the scene of a crash which damaged a shop front and then finding him nearly seven hours later asleep in his car in the middle of a paddock, this time having taken out a fence.
* New research released by the Centre for Population shows fewer Australian babies will be born over the next two years because of COVID-19, contributing to our lowest population growth rate since the World War I.
* More than 1.6 million Australians will have to wait until after the October budget to learn if the government will extend its coronavirus supplement to JobKeeper, Social Services Minister Anne Ruston says.
* NSW announced just three new cases on Saturday - two returned travellers and a health worker from Concord Hospital who may have worked while infectious - diagnosed from 15,239 tests.
* Queensland marked another day with no new cases. That's nine in a row without a community transmission of COVID-19, while its number of active infections has fallen to 22.
* September 14 to September 27 - stage four lockdown for Melbourne with some changes, including curfew moving back an hour to 9pm.
* September 27 - NSW, Queensland and WA will start taking more international arrivals
* September 28 - if average daily cases are 30-50 in metro Melbourne over the previous 14 days the city will move to the 'second step', including increased limits for public gatherings and a staged return to school for some students.
* October 26 - Tasmania's state of emergency due to expire. In Melbourne, the overnight curfew will be dropped if over the previous fortnight the average number of new cases falls below five and there are fewer than five cases from an unknown source.
* November - Victoria's hotel quarantine inquiry report due.
* November 23 - If there are no new cases for 14 days in Melbourne the city will move to the 'last step'. That includes all retail shops opening, public gatherings of up to 50 people allowed outdoors, and up to 20 visitors at a time allowed into a home.
AUSTRALIAN CORONAVIRUS NUMBERS
* There were 24 new cases in Australia - 21 in Victoria, three in NSW. Victoria announced an additional seven deaths.
* The national death toll is 844: Victoria 757, NSW 54, Tasmania 13, WA 9, Queensland 6, SA 4, ACT 3. (Two Queensland residents who died in NSW have been included in the official tolls of both states).
GLOBAL CORONAVIRUS NUMBERS
* Cases: at least 30,698,000
* Deaths: at least 956,446
* Recovered: at least 22,340,000
Data current as of 1730 AEST September 19, taking in federal government and state/territory government updates, Worldometer and Johns Hopkins Coronavirus Resource Centre.
Australian Associated Press