NSW Chief Health Officer Dr Kerry Chant says there are now 10 cases linked to people who visited the Crossroads Hotel in Casula, and another 11 cases linked to those.
At least four Sydney pubs and clubs have been linked to positive coronavirus cases sparking fears of further community transmission.
The Canterbury League Club is the latest in a string of venues around Sydney to be linked to confirmed cases.
The club in Sydney's south west confirmed on Facebook that a confirmed case may have attended the venue on Saturday, July 4 between 11pm and 2am.
It comes after Star Casino also confirmed a patron who visited its complex on Saturday, July 4, tested positive for COVID-19.
A cluster of cases at the Crossroads Hotel in Casula has now been linked to as many as 13 cases.
Meanwhile, a second hotel in Sydney’s southwest has been forced to close after a patron tested positive for COVID-19.
NSW Health confirmed The Picton Hotel had now closed for deep cleaning after a person attended the pub on three separate occasions to play the pokies while infectious.
It is understood the infectious person sat in the gaming room on July 4, 9 and 10, according to the health department.
The Casula outbreak has also sparked the closure of Planet Fitness in Casula for a deep clean, after a confirmed case linked to the Crossroads attended the gym.
Anyone who attended the gym — particularly between 9am and 11am Thursday, and 4pm and 6pm Friday — has been urged to get tested.
Of the 14 new cases recorded in NSW today, four were returned travellers and two were NSW residents who acquired the infection in Victoria.
It comes after NSW recorded 14 new cases of the coronavirus on Monday.
Queensland Police have fined six Victorian travellers $4000 each after they tried to enter the state with false declarations.
Police intercepted a minivan on Saturday night where all six occupants were refused entry at the M1 border control check point.
On Sunday, officers intercepted the same van on Stuart Street in Coolangatta around 2pm.
After speaking with the 19-year-old male driver, it will be alleged the same group were attempting to cross the border with declarations falsely claiming they had not been in Victoria in the previous 14 days.
All six people, including two 19-year-old women and four men aged 18, 19, 23 and 28 years old, were fined $4,003 for failing to comply with the Covid-19 Border Direction. They were again refused entry.
Since July 10, more than 850 people have been refused entry to Queensland.
Police in NSW have shut down a pub in the Snowy Mountains after it failed to comply with its social distancing obligations on several separate occasions.
The Jindabyne premises was forced to close on Saturday after officers from attended multiple times between Tuesday 5 May 2020 and the weekend, issuing three formal warnings relating to intoxication levels and public health and safety issues.
The premises will remain closed for a 72-hour period and further infringement action is likely.
In addition, several pubs in Sydney remain under investigation for not complying with ministerial directions, and police have not ruled out further enforcement action.
Officers are also investigating the actions of the hotel at the centre of the outbreak in Casula, and whether that premises was acting in accordance with its responsibilities under COVID-19 legislation.
With COVID-19 infections increasing daily in Victoria and now in NSW, the Minister for Police and Emergency Services David Elliott said he couldn’t fathom the actions of some businesses and individuals still failing to comply with the Public Health Orders.
“I am flabbergasted to see people flouting the rules at this critical time,” he said. “The recent images we have seen of mass gathering and social distancing rules being blatantly ignored are disturbing.
"I want to commend the Police Force, who are diligently investigating any person or business that has broken these laws.
"The message remains clear, businesses and individuals will be fined and held to account for irresponsible and illegal behaviour that puts the whole community at risk."
A gambler at Sydney’s Star casino has tested positive for COVID-19.
The casino in Pyrmont said it had been informed by NSW Health that the patron had attended on the evening of Saturday, July 4.
“The Star is working closely with NSW Health to respond to this information, including the conduct of contact tracing (which includes staff members),” a Star spokesman said in a statement.
The Star noted the patron had been on the premise from around 7.30pm to 10.30pm.
The casino re-opened on June 1 in accordance with a COVID-Safe Plan, including distancing measures and hygiene and cleaning measures.
This includes an extensive intra-day cleaning and a daily comprehensive clean during a property shutdown between 6am and 10am.
The news comes as NSW recorded 14 new cases of coronavirus on Monday.
Four were returned travellers, two are NSW residents who acquired the infection in Victoria. Both have been in self-isolation since returning and have no close contacts.
The other eight cases include five who attended the Crossroads Hotel in Casula, and three are contacts of cases who were at the hotel.
Police have blasted the "moronic behaviour" of party-goers who were seen revelling in Sydney over the weekend.
Images of large house parties in Bondi over the weekend attracted a lot of criticism.
Police were forced the break up several parties in Sydney's eastern suburbs on Saturday.
"Let's be very clear about this, the time for warnings has long passed," Acting Assistant NSW Police Commissioner Tony Cooke said.
"The moronic behaviour of people at dance parties has got to stop and we will continue to seek these people.
"We are all responsible for our own actions here and we need to be serious about this. We have come a long way.
"Complacency is the ally of the virus. We need to take this seriously. It is a massive wake-up call for us all and we need to get back on the bus together."
A wild beach party in the US where hundreds of people flouted social distancing measures has become the source of a new coronavirus outbreak.
Multiple revellers at a Fourth of July party in Michigan have tested positive for the virus, prompting health officials to warn other partygoers to get tested too.
A video taken at Diamond Lake caught thousands of American partygoers dancing with no regard for social distancing measures.
Federal Health Minister Greg Hunt says Victoria has accepted the help of an extra 1000 Australian Defence Force personnel to contain the state's coronavirus outbreak.
"Those members will serve in a variety of roles," Mr Hunt told reporters.
"They come on top of the approximately 350 that we currently have in place, and those 350 include approximately 120 supporting police at checkpoints across the lockdown zones (and) 188 that have been working in supporting the testing regime."
A NSW Labor MP has gone into self-isolation after both he and his wife attended the Crossroads Hotel in the southwestern Sydney, the pub at the centre of Sydney’s latest novel coronavirus cluster.
Anoulack Chanthivong, who represents the seat of Macquarie Fields, said he ate dinner at the venue on July 6 and was contacted by NSW Health with an automated message on Sunday night to undergo testing.
Federal MP Anne Stanley has also entered self isolation after visiting the Crossroads Hotel in Casula.
The Victorian government has asked residents in lockdown to wear masks when they are out in public and cannot practice social distancing.
"We're requesting you wear them when you're out for a lawful reason and you're not confident you can maintain the social distance, whether it be on public transport or down at the supermarket," Daniel Andrews said.