CMN.ATO.CTR.500002 - Reportable tax position schedule must be attached validation error

You may encounter this validation error when completing the Company Tax Return, because Tax Assistant doesn't have the capability to complete and lodge a Reportable Tax Position Schedule.
If you're required to lodge the schedule along with the Company Tax Return, then you'll need to lodge the return by mail.
To print and lodge the Company Tax Return:
  1. Answer yes to item 25 Are you required to lodge a reportable tax position schedule.
  2. Validate the return until you're only left with the CMN.ATO.CTR.500002 validation error. Green messages can be ignored.
  3. Select Print, and make sure to have the Cover page and Company return items marked. Note the Australian Taxation Office (ATO) won't accept the summary print out.
  4. Go to this page on the ATO website to download the Reportable Tax Position Schedule.
  5. Complete the schedule, print it out, and mail it along with the 2021 Company Tax Return to this address: Australian Taxation Office (ATO) PO Box 9845 [insert name and postcode of your capital city].