Rehiring an existing employee can be done by following a few steps.
Navigate to Menu > Settings > Employees.
Find the person that needs to be rehired.
Change the Active Status field to Active.
Clear the Termination Date and set the Cessation Type back to Employed.
Depending on Fair Work requirements, change the Start Date and reset the TFND Sign Date.
Depending on Fair Work requirements, reviewing the leave balance, once the employee has been rehired and included in a Payrun, review the currently leave balance, personal and long service leave might been to be reset back to 0.