The error, CMN.ATO.GEN.434147 occurs when an address in the return or in a schedule is missing a suburb. This error can appear in multiple tax forms and in many different areas of the return.
What to check
Review all address fields in the tax form and in any linked schedules. Make sure every address includes both a valid suburb and a postcode.
This error can appear in areas such as.
Dividend schedule.
Rental schedule.
Any additional schedules.
Beneficiary Distributions in a Trust return.
How to resolve
Open the tax form.
Check each address field within the form.
Open all schedules attached to the return.
Confirm each address includes a suburb and a postcode.
Correct any incomplete addresses.
Save and re‑validate the return.