The postal address for lodgment of the company tax return is below. See Publications for a list of the schedules that you can lodge with your Company tax return 2017.
Australian Taxation Office
GPO Box 9845
[insert the name and postcode of your capital city]
For example;
Australian Taxation Office
GPO Box 9845
SYDNEY NSW 2001
Do not post payments to this address. For payment information, see How to pay.
If you wish to write to the ATO, send your correspondence to:
Australian Taxation Office
PO Box 9990
PENRITH NSW 2740