You can access this information via Payroll > Payroll Reporting > Company Information.
Employees paid in the current payroll year (including terminated employees) are included in the payroll check. Inactive employees are not checked.
The required employee information is:
State (you need to select a state from the list and not type it. If you have additional addresses (Address 2, etc.) ensure complete details are entered here too)
Tax File Number (in the Taxes section of the Payroll Details tab).
Wage, deduction and superannuation payroll categories used in the current payroll year are included in the check. Each of these must have an ATO reporting category assigned. By default, this is set to To be assigned , so you know what payroll categories still need assigning.