With rule changes coming thick and fast and not a lot of direction for those of us in an office environment, here are some resources that might assist:

For a go to guide on what to do if an office person has contracted CV19 or is a close contact of someone who has:

https://www.business.qld.gov.au/running-business/covid-19-restrictions/affected-case

For the requirement to wear face masks:

https://www.qld.gov.au/health/conditions/health-alerts/coronavirus-covid-19/current-status/public-health-directions/mandatory-masks

For a situation where a worker has to isolate but has run out of personal (sick) leave:

https://www.servicesaustralia.gov.au/pandemic-leave-disaster-payment-queensland