You must notify the ATO for each employee that this is the final event for the fiscal year.
This may be done by running a batch of zero pays for all employees, including any casuals or terminated employees that have not previously been advised as Final to the ATO. This would be processed after the final pay for the year and before the next pay applicable to the next tax year for employees, this can include terminated employees if they have not previously been notified to the ATO, as below. When completing the Single Touch Payroll file select – Final Event Indicator