Tax Free credits will be made by the ATO ranging from a minimum of $20,000 up to a cap of $100,000 for small businesses with an annual turnover of under $50M. The ATO will be notifying businesses as from the March 2020 quarterly BAS or March monthly Activity Statement and credits will be applied against the March to June 2020 lodged Activity Statements.
For a more comprehensive explanation of the measures and level of assistance applicable to your business, go to the NSW Government web link at https://treasury.gov.au/coronavirus/businesses#cashflow
Need more clarity for your situation, then call for a specific answer that meets your business needs.